• 专利附录
  • 专利说明
  • 权利要求
  • 类似技术
  • 同族专利
  • 引用文献
  • 法律状态
  • 优先权
    • 专利摘要:
    The object of the invention relates to an assembly with a hinge pin (84) mounted in a first sleeve (88) inserted into a first branch (86) of a yoke (80) and into a second sleeve ( 88 ') inserted in a second leg (86') of said yoke (80), said assembly comprising a locking device which comprises: - a nut (112) which is screwed onto a threaded portion (106) of an extension ( 102) of the second sleeve (86 ') and which comprises an inner shoulder (114) against which can abut the second end (116) of the hinge pin, - a lock washer (118) likely to occupy a locked state in which it immobilizes in rotation the nut (112) relative to the extension (102) and an unlocked state in which it allows the unscrewing of the nut (112), - an elongate member (120) capable of to occupy a locked state in which it passes through at least the nut (112) so as to immobilize it n rotation.
    公开号:FR3014972A1
    申请号:FR1362478
    申请日:2013-12-12
    公开日:2015-06-19
    发明作者:Jerome Cassagne；Thomas Deforet
    申请人:Airbus Operations SAS；
    IPC主号:
    专利说明:

    [0001] The present invention relates to an assembly comprising a hinge pin supported by a yoke and immobilized in a joint. The invention relates to an assembly comprising a hinge pin supported by a yoke and immobilized in a housing. translation by a locking device incorporating a dual anti-rotation system. In the aeronautical field, according to a configuration illustrated in FIG. 1, a motor 10 is connected to a wing 12 of an aircraft by means of a hooking mast 14. The hooking mast 14 is connected to the wing 12 via fasteners 16, 16 ', at the front and rear of the attachment mast. In parallel, the engine 10 is connected to the attachment pylon 14 via fasteners 18, 18 ', at the front and rear of the engine. The connection between the engine 10 and the attachment pylon 14 comprises lateral connecting rods 20 which take up the thrust forces generated by the engine 10, each lateral rod 20 being connected at one end by a fastener 22 to the engine 10 and at a second end by a fastener 22 'to the attachment pylon 14.
    [0002] Some of these fasteners 16, 16 ', 18, 18', 22, 22 'comprise at least one assembly with a hinge pin connecting a yoke and a fitting. An embodiment of an assembly provided at the level of the fastener 18 'connecting the engine 10 and the attachment pylon 14 to the rear of the engine is illustrated in FIG. 2.
    [0003] This assembly comprises a yoke 24 connected to the attachment pylon 14, a fitting 26 connected to the engine and a hinge pin 28 connecting the yoke 24 and the fitting 26. The yoke 24 comprises two branches 30, 30 'each of which they comprise an inner face 301, 301 'and an outer face 30E, 30E', the inner faces 301 and 301 'facing each other. Each branch 30, 30 'comprises a bore 32, 32' in which is inserted a sleeve 34, 34 ', the two sleeves 34, 34' being coaxial and aligned and having equal inside diameters. For the rest, the longitudinal direction corresponds to the direction of the axes of the sleeves 34, 34 '. Each sleeve 34, 34 'comprises an outer shoulder 36, 36' which bears against the inner face 301, 301 'of the branch in which it is inserted, so as to limit the translation movement of said sleeves 34, 34' in accordance with FIG. the longitudinal direction. The fitting 26 comprises a ball bearing 38 with a bore 40 whose diameter is substantially equal to the inside diameter of the sleeves 34, 34 '. The hinge pin 28 comprises a hollow cylindrical body whose outer diameter is substantially equal to the inner diameter of the sleeves 34, 34 'and 20 of the diameter of the bore 40 of the ball bearing 38. To avoid the exit of the hinge axis 28 of the sleeves and disassembly of the fastener, the assembly comprises a locking device for immobilizing the hinge axis in translation in the longitudinal direction. According to a first embodiment illustrated in FIG. 2, the locking device comprises - a screw 42 with a rod 44 housed in the hinge axis 28, a head 46 at a first end of the rod and a threaded portion 48 at a second end of the rod, - a self-locking nut 50 which is screwed on the threaded portion 48 of the screw 42, - a first washer 52 interposed between the head 46 of the screw and the hinge pin 28 whose outer diameter is greater than the outer diameter of the hinge pin, - a second washer 54 interposed between the nut 50 and the hinge pin 28 whose outer diameter is greater than the outside diameter of the hinge pin. articulation, a pin 56 which passes through the nut 50 and the rod 44 of the screw so as to immobilize the nut 50 relative to the screw 42.
    [0004] According to this embodiment, the self-braking nut 50 corresponds to a first anti-rotation system and the pin 56 corresponds to a second antirotatio n system. During assembly, the screw 42 is introduced from a first end of the hinge axis 28 while the nut 50 and the pin 56 are operated from a second end of the hinge axis. Therefore, this first embodiment requires clearance zones on each side of the yoke 24. To overcome this disadvantage and allow an assembly of one side of the yoke, a second embodiment illustrated in FIG. been developed. This embodiment is more particularly adapted for the fasteners 18 20 located at the front of the engine 10. The elements common with the first embodiment are referenced in the same way. According to this second embodiment, the sleeve 34 of the first branch 30 of the yoke 24 comprises at one end an outer shoulder 36 projecting outwardly of the sleeve which bears against the inner face 301 of the first branch 30. and at a second end an inner shoulder 58 projecting towards the inside of the sleeve which provides the stop function against which can abut a first end of the hinge pin 28 to limit its translation movements in the longitudinal direction in a first direction referenced by the arrow 60 in Figure 3. The sleeve 34 'of the second leg 30' of the yoke 24 comprises at a first end an outer shoulder 36 projecting outwardly of the sleeve which bears against the inner face 301 'of the second limb 30' and at a second end an extension 62 which extends beyond the outer face 30E 'of the second limb reed 30 'and which comprises a threaded bore 64 whose diameter is greater than the inner diameter of the sleeve 34'. According to this second embodiment, a locking device makes it possible to limit the translation movements of the hinge pin 28 in the longitudinal direction along a second direction referenced by the arrow 66 in FIG. 3. The locking device comprises: a first set screw 68 which is screwed into the threaded bore 64, - at least one spring washer 70 interposed between the second end of the hinge pin 28 and the first set screw 68, - a second grub screw 72 that is screwed into the threaded bore 64 and bears against the first set screw 68 opposite the or washer (s) elastic (s) 70, - an elongate element 74 flexible or rigid through the extension 62 and the second set screw 72 so as to immobilize in rotation said second set screw 72 with respect to the extension 62. The elongated element 74 corresponds to a first anti-rotation system and the mounting of the first screw without head 68 between at least one spring washer 70 and a second set screw 72 corresponds to a second anti-rotation system.
    [0005] This second embodiment has the advantage of being able to perform the assembly from one side of the yoke. However, the setting of the set screws 68 and 72 inside the tapped bore 64 is not easy and requires the use of tools. This implementation is all the more difficult as the hinge pins have a reduced diameter. Indeed in this case, it is necessary to exert a relatively large torque given the small diameter of the set screws to compress the washer (s) elastic (s) and get the second anti-rotation system.
    [0006] The present invention aims to overcome the disadvantages of the prior art. For this purpose, the invention relates to an assembly with a hinge pin mounted in a first sleeve inserted into a first branch of a yoke and in a second sleeve inserted into a second branch of said yoke. The hinge axis is immobilized in translation by an inner shoulder of the first sleeve providing the stop function for a first end of said hinge pin and by a locking device providing the stop function for a second end of said hinge pin. 'joint. According to the invention, the assembly is characterized in that the locking device comprises a nut which is screwed onto a threaded portion of an extension of the second sleeve and which comprises an inner shoulder ensuring the stop function for the second. end of the hinge pin, - a locking washer may occupy a locked state in which it immobilizes in rotation the nut relative to the extension and an unlocked state in which it allows the unscrewing of the nut, an elongate element capable of occupying a locked state in which the elongated element passes through at least the nut and the hinge pin in such a way as to immobilize in rotation the nut with respect to the hinge axis and a unlocked state in which the elongated member allows the unscrewing of the nut of the threaded portion of the extension. According to this configuration, the nut is always accessible and has a large screw diameter which tends to facilitate its implementation unlike a set screw.
    [0007] Preferably, the locking washer comprises a circumference having complementary shapes to those of the nut, the complementary shapes immobilizing in rotation the nut relative to the extension in a first position corresponding to the locked state of the locking washer, and allowing rotation of the nut relative to the extension in a second position corresponding to the unlocked state of the lock washer. According to one embodiment, the nut comprises an outer surface with at least one longitudinal groove and the circumference of the locking washer comprises at least one lug adapted to occupy an unfolded position in which the lug does not interfere with a longitudinal groove of the nut and allows a rotational movement of the nut, and a folded position in which the lug is housed in a longitudinal groove of the nut and immobilizes in rotation said nut. Preferably, the locking washer comprises an orifice with shapes complementary to those of the extension of the second sleeve so as to allow the translation of the locking washer on the extension and to prevent the rotation of the locking washer relative to the extension in the locked state of the lock washer. According to one embodiment, the extension comprises an outer surface with at least one longitudinal groove and the locking washer comprises at least one lug adapted to be housed in a longitudinal groove of the extension. Advantageously, the assembly comprises at least one compensation washer interposed between the locking washer and the second branch of the yoke. Advantageously, the hinge pin comprises a central portion, a second portion at its second end separated from the central portion by a shoulder capable of bearing against the inner shoulder of the nut, the hinge pin further comprising at least one through hole for receiving the elongate member.
    [0008] According to one embodiment, the through hole extends along a diameter of the hinge axis and has an oblong section. The nut comprises at least one pair of orifices arranged in a transverse plane, the orifices of each pair being aligned according to a diameter of the nut.
    [0009] Advantageously, the hinge pin comprises a central portion, a first portion at its first end, the first portion and the inner shoulder of the first sleeve having complementary shapes so as to immobilize in rotation the hinge axis. relative to the first sleeve when the first portion is introduced into the inner shoulder.
    [0010] Other features and advantages will become apparent from the following description of the invention, a description given by way of example only, with reference to the accompanying drawings, in which: FIG. 1 is a diagrammatic representation of a connection between a motorization and a wing of an aircraft, - Figure 2 is a section of an assembly with a hinge pin which illustrates a first embodiment of the prior art, - Figure 3 is a section of an assembly with a hinge pin which illustrates a second embodiment of the prior art, - Figure 4 is a section of an assembly with a hinge axis which illustrates an embodiment of the invention, - Figure 5 is a perspective view of the assembly illustrated in FIG. 4, during assembly, FIG. 6 is a perspective view of part of the assembly illustrated in FIG. 4 in the assembled state, FIG. 7A is a perspective view illustrating in detail a FIG. 7B is a perspective view illustrating in detail a first sleeve according to a variant of the invention; FIG. 7C is a perspective view. FIG. 7B is a perspective view illustrating in detail a first sleeve according to a variant of the invention; illustrating the axis of articulation illustrated in Figure 7A mounted in the sleeve illustrated in Figure 7B. In Figure 4, there is shown an assembly providing the connection between a pylon and a motorization of an aircraft.
    [0011] This assembly comprises a yoke 80 integral with the attachment pylon, a bracket 82 integral with the motorization and a hinge pin 84 connecting the yoke 80 and the fitting 82. Of course, the invention is not limited to this application. . It can be used for other fasteners between the wing / mast and the mast / engine. The yoke 80 comprises a first and a second limb 86, 86 'each comprising an inner face 861, 861' and an outer face 86E, 86E ', the inner faces 861 and 861' facing each other. The assembly includes a first sleeve 88 supported by the first leg 86 and a second sleeve 88 'supported by the second leg 86', the first and second sleeves 88, 88 'being coaxial and aligned and having substantially equal inner diameters. For the rest of the description, the longitudinal direction corresponds to the direction of the axes of the sleeves 88, 88 '. A transverse plane is perpendicular to the longitudinal direction. According to one embodiment, the first branch 86 comprises a first through hole 90 which opens at the inner faces 861 and outer 86E of said first branch and into which is inserted the first sleeve 88. In parallel, the second branch 86 'comprises a second through hole 90 '25 which opens at the inner faces 861' and outer 86E 'of said second leg 86 and wherein is inserted the second sleeve 88'. The first sleeve 88 has an outside diameter substantially greater than the diameter of the first through hole 90 which allows an interference fit.
    [0012] The second sleeve 88 'has an outside diameter substantially greater than the diameter of the second through-hole 90' which allows an interference fit. Thanks to the interference adjustments, the sleeves 88, 88 'are fixed relative to the branches 86, 86'.
    [0013] The fitting 82 comprises a bearing 92 with a cylindrical bearing whose diameter is substantially equal to the inside diameters of the sleeves 88, 88 '. Preferably, the bearing 92 is a ball bearing. The hinge pin 84 comprises a solid or hollow cylindrical body whose outer diameter is substantially equal to the inner diameters of the sleeves 88, 88 'and the diameter of the cylindrical bearing surface of the bearing of the fitting. The first sleeve 88 of the first branch 86 comprises at one end an outer shoulder 96 projecting outwardly of the first sleeve which bears against the inner face 861 of the first branch 86 and at a second end an inner shoulder 98 in protrusion inwardly of the sleeve which provides the stop function against which can abut a first end 100 of the hinge pin 84 when mounted. The second sleeve 88 'of the second branch 86' comprises at one end an outer shoulder 96 'protruding outwardly from the second sleeve which bears against the inner face 861' of the second branch 86 'and at a second end an extension 102 in the form of a hollow cylinder which extends beyond the outer face 86E 'of the second branch 86' and which ends with a circumferential edge 104 disposed in a transverse plane. This extension 102 has an outer diameter substantially equal to or even slightly less than the outside diameter of the remainder of the second sleeve 88 '.
    [0014] The extension 102 includes an inside diameter substantially equal to the inside diameter of the remainder of the second sleeve 88 '. The extension 102 comprises at its outer surface at least one threaded portion 106. Preferably, this threaded portion 106 extends over the entire length of the extension 102. The hinge axis 84 is immobilized in translation. in the longitudinal direction due to: - the inner shoulder 98 of the first sleeve 88 which limits the movement of the hinge axis 84 in the sleeves 88, 88 ', in the insertion direction (referenced 108 in the figure 5), and - a locking device 110 which limits the movement of the hinge pin 84 in the direction of withdrawal of said hinge axis. According to one embodiment of the invention, the locking device 110 comprises: a nut 112 which is screwed onto the threaded portion 106 of the extension 102 and which comprises an inner shoulder 114 against which a second end 116 can bear the hinge axis, 15 - a locking washer 118 may occupy a locked state in which it immobilizes in rotation the nut 112 relative to the extension 102 and an unlocked state in which it allows the unscrewing of the nut 112, - a slender element 120 capable of occupying a locked state in which it passes through at least the nut 112 so as to immobilize it in rotation and an unlocked state in which it allows the nut to be unscrewed 112. According to In one embodiment, the nut 112 comprises an approximately cylindrical body extending from a front face 122 facing the second branch 86 'of the clevis to a rear face. 124. The nut 112 comprises a through conduit 126 which extends between the front 122 and rear 124 faces and which comprises: a first threaded portion 128 extending from the front face 122 and whose diameter and pitch are adapted to those of the threaded portion 106 of the extension 102, - a second smooth portion 130 which extends from said first portion 128 to the rear face 124, said second portion 130 having a diameter less than the first portion 128. Given this difference in diameter, the first portion 128 and the second portion 130 are separated by a surface which extends in a transverse plane and which forms the inner shoulder 114. 10 The nut 112 comprises an outer surface whose shapes are adapted to allow the screwing of the nut. This outer surface is accessible and ensures easy installation of the nut 112 without tools. According to one embodiment, the outer surface comprises a first portion 132 which extends from the front face 122 and a second portion 134 with a diameter smaller than that of the first portion 132 and which extends from the first portion 132 to the rear face 124. The first portion 132 comprises at least one longitudinal groove 136 which extends in the longitudinal direction. Preferably, the first portion 132 is fluted and comprises a plurality of longitudinal grooves 136 homogeneously distributed over the circumference of the nut 112. By way of example, the nut 112 comprises six longitudinal grooves 136. The second portion 134 is preferably smooth and comprises at least one pair of orifices 138 aligned and intersecting with the through conduit 126, whose diameters are equal to the operating clearances to the outer diameter of the elongated member 120. According to one embodiment , the orifices 138 are arranged in a transverse plane, the orifices of each pair being aligned along a diameter of the nut 112.
    [0015] According to a first variant not illustrated, the elongate element 120 passes through the extension 102 and makes it possible to immobilize in rotation the nut 112 relative to the extension 102. According to a second variant illustrated in the various figures, the elongate element 120 passes through the hinge pin 84 and makes it possible to immobilize in rotation the nut 112 with respect to the hinge axis 84. According to this variant, the hinge axis 84 comprises a cylindrical central portion with a substantially equal outside diameter to those of the sleeves 88, 88 'and the bearing 92, a first portion 140 with a lower section to the central portion provided at the first end 100 of the hinge pin and a second portion 142 with a lower section to the central portion provided at the second end 116 of the hinge pin. As illustrated in FIGS. 7A to 7C, the first portion 140 and the inner shoulder 98 of the first sleeve 88 have complementary shapes so as to immobilize in rotation the hinge pin 84 relative to the first sleeve 88 when the first portion 140 is inserted into the inner shoulder 98 as illustrated in Figure 7C. According to an embodiment illustrated in detail in FIG. 7A, the first portion 140 of the hinge pin comprises at least one flat portion 144. In addition, the inner shoulder 98 of the first sleeve 88 comprises at least one flat portion 146. Of course, other solutions are possible to immobilize in rotation the hinge axis 84. The first portion 140 of the hinge axis is separated from the central portion by a surface disposed in a transverse plane which forms a shoulder 147 which can bear against the inner shoulder 98 of the first sleeve 88. The second portion 142 of the hinge axis has a diameter smaller than that of the second portion 130 of the through hole 126. The second portion 142 of the hinge pin is separated from the central portion by a surface disposed in a transverse plane which forms a shoulder 148 capable of bearing against the inner shoulder 114 of the nut 112. The second portion 142 of the hinge pin comprises at least one through hole 150 for accommodating the elongate member 120. Preferably, this through hole 150 extends along a diameter of the hinge axis and has an oblong section to facilitate the introduction of the elongated element 120. The locking washer 118 extends in a transverse plane. The lock washer 118 comprises a circumference 152 with shapes complementary to those of the nut 112 which in a first position 10 corresponding to the locked state of the lock washer 118, immobilize in rotation the nut 112 and in a second position, corresponding to the unlocked state of the lock washer 118, allow the rotation of the nut 112. According to one embodiment, the lock washer 118 comprises at least 15 a lug 154 which protrudes relative to the circumference 152. Each lug 154 is delimited by a U-shaped periphery. Preferably, the locking washer 118 comprises a plurality of lugs 154 distributed homogeneously around the circumference. This solution makes it possible to refine the locking position of the screw 114. As illustrated in the upper part of FIG. 4, a pin 154 can occupy an unfolded position in which it does not interfere with a longitudinal groove 136 of the nut 112 and allows a rotational movement of the nut 112, which corresponds to the unlocked state of the lock washer 118. As illustrated in the lower part of Figure 4, a lug 154 'can occupy a folded position in which it is housed in a longitudinal groove 136 of the nut 112 and immobilizes in rotation said nut 112, which corresponds to the locked state of the locking washer 118.
    [0016] The lock washer 118 comprises an orifice 156 whose diameter is slightly greater than that of the extension 102 so as to allow said lock washer to be positioned around the extension 102, interposed between the nut 112 and the outer face 86E ' the second branch 86 'of the yoke 80. The orifice 156 comprises complementary shapes to those of the extension 102 of the second sleeve 88' so as to allow the translation of the locking washer 118 on the extension 102 and to prevent rotation of the locking washer 118 relative to the extension 102 in the locked state of the lock washer 118. According to one embodiment, the extension 102 comprises at its outer surface at least one longitudinal groove 158 which opens at the level of the locking washer 118. edge 104 of the extension 102. In addition, the locking washer 118 comprises at least one lug 160 which extends from the bor d of the orifice 156 whose dimensions and shapes are adapted to allow the lug 160 to be housed in the longitudinal groove 158 provided at the extension 102. According to one embodiment, the lug 160 has a periphery in U and extends in the longitudinal direction so as to form an angle of approximately 90 ° relative to the lock washer 118. Preferably, the assembly comprises at least one compensation washer 162 which is interposed between the lock washer 118 and the outer face 86 'of the second leg 86' of the yoke 80 to catch the play and maintain the lock washer 118 against the front face 122 of the nut 112.
    [0017] According to one embodiment, the elongated element 120 is in the form of a flexible element such as a cable or a collar. According to another embodiment, the elongated element 120 is in the form of a rigid element such as a pin.
    [0018] To achieve the assembly, the sleeves 88, 88 'are inserted into the branches 86, 86' of the yoke 80 from the inside of the branches. Following, the fitting 82 is inserted between the branches 86, 86 'until the axis of the bearing 92 of the fitting 82 is aligned with the axes of the sleeves 88, 88'. The hinge axis 84 is introduced into the sleeves 88, 88 'and the bearing 92 from a first side of the yoke 80, by making the flats 144 and 146 of the hinge pin 84 and the sleeve 88 cooperate, until the shoulder 147 of the hinge pin comes to bear against the inner shoulder 98 of the first sleeve 88. By following, the compensation washer (s) 162 and the lock washer 118 are fitted on the extension 102 by engaging the lug 160 of the lock washer 118 with the longitudinal groove 158 of the extension 102. The nut 112 is then screwed onto the extension 102 until there remains only one low clearance between the inner shoulder 114 of the nut and the shoulder 148 of the hinge pin. One of the lugs 154 'of the lock washer 118 is folded in a longitudinal groove 136 of the nut 112 so as to immobilize it in rotation. Following, the elongated element 120 is placed so as to immobilize the nut 112 in rotation relative to the axis of articulation 84 which is itself immobilized in rotation relative to the first sleeve 88. According to the In the invention, the locking washer 118 provides the function of a first anti-rotation system. The elongated element 120 and complementary shapes between the hinge pin 84 and the first sleeve 88 provide the function of a second anti-rotation system. The advantages of the assembly according to the invention are as follows - this assembly makes it possible to introduce the axis of articulation and to block it in translation from only one side of the yoke. Thus, it is possible to arrange the yokes engine fasteners / attachment pylon so as to allow the introduction from one side of the nacelle in the case of a nacelle configuration with low ground clearance; this assembly simplifies the implementation of the locking device with a double anti-rotation system and limit the use of outi Is; - This assembly requires no modification on the yoke or the fitting.
    权利要求:
    Claims (10)
    [0001]
    REVENDICATIONS1. Assembly with a hinge pin (84) mounted in a first sleeve (88) inserted into a first leg (86) of a yoke (80) and into a second sleeve (88 ') inserted into a second leg (86' ) of said yoke (80), said first sleeve (88) having an inwardly projecting inner shoulder (98) of said first sleeve (88) providing abutment function for a first end of said hinge pin (84) , said assembly comprising a locking device (110) providing the stop function a second end of said hinge pin (84), the assembly being characterized in that the locking device (110) comprises - a nut (112) which is screwed onto a threaded portion (106) of an extension (102) of the second sleeve (86 ') and which includes an inner shoulder (114) providing the stop function for the second end (116) of the articulation, - a locking washer (118) capable of occupying a state locked in which it immobilizes in rotation the nut (112) relative to the extension (102) and an unlocked state in which it allows the unscrewing of the nut (112), - an elongated element (120) capable of occupying a locked state in which the elongate element (120) passes through at least the nut (112) and the hinge pin (84) so as to immobilize the nut in rotation with respect to the hinge pin (84) ) and an unlocked state in which the elongated member (120) allows the unscrewing of the nut (112) of the threaded portion (106) of the extension (102).
    [0002]
    2. An assembly according to claim 1, characterized in that the lock washer (118) comprises a circumference (152) having shapes complementary to those of the nut (112), the complementary forms 3014 9 72 18 immobilizing in rotation the nut (112) with respect to the extension (102) in a first position corresponding to the locked state of the lock washer (118), and allowing rotation of the nut (112) relative to the extension (102) in a second position corresponding to the unlocked state of the lock washer (118).
    [0003]
    3. Assembly according to claim 2, characterized in that the nut (112) comprises an outer surface with at least one longitudinal groove (136) and in that the circumference (152) of the locking washer (118) comprises less lug (154, 154 ') adapted to occupy an unfolded position 10 in which the lug does not interfere with a groove (136) longitudinal of the nut (112) and allows a rotational movement of the nut ( 112), and a folded position in which the lug (154 ') is housed in a longitudinal groove (136) of the nut (112) and immobilizes in rotation said nut (112).
    [0004]
    4. An assembly according to one of the preceding claims, characterized in that the locking washer (118) comprises an orifice (156) with shapes complementary to those of the extension (102) of the second sleeve (88 ') so as to allowing translation of the lock washer (118) on the extension (102) and preventing rotation of the lock washer (118) relative to the extension (102) in the locked state of the lock washer (118); ).
    [0005]
    5. Assembly according to claim 4, characterized in that the extension (102) comprises an outer surface with at least one longitudinal groove (158) and in that the locking washer (118) comprises at least one lug (160) fit to lodge in a longitudinal groove (158) of the extension (102).
    [0006]
    6. Assembly according to one of the preceding claims, characterized in that it comprises at least one compensation washer (162) interposed between the lock washer (118) and the second leg (86 ') of the yoke.
    [0007]
    7. Assembly according to one of the preceding claims, characterized in that the hinge axis (84) comprises a central portion, a second portion (142) at its second end (116) separated from the central portion by a shoulder (148) capable of bearing against the inner shoulder (114) of the nut (112), the hinge axis (84) further comprising at least one through hole (150) for receiving the element slender (120).
    [0008]
    8. Assembly according to the preceding claim, characterized in that the through hole (150) extends along a diameter of the hinge axis and has an oblong section.
    [0009]
    9. An assembly according to claim 8, characterized in that the nut (112) comprises at least one pair of orifices (138) arranged in a transverse plane, the orifices (138) of each pair being aligned according to a diameter of 1 'nut.
    [0010]
    10. Assembly according to one of claims 7 to 9, characterized in that the hinge axis (84) comprises a central portion, a first portion (140) at its first end (100), the first portion (140) and the inner shoulder (98) of the first sleeve (88) having complementary shapes so as to immobilize in rotation the hinge pin (84) relative to the first sleeve (88) when the first portion (140) ) is introduced into the inner shoulder (98).
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    同族专利:
    公开号 | 公开日
    US9593708B2|2017-03-14|
    FR3014972B1|2016-04-22|
    US20150167726A1|2015-06-18|
    引用文献:
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    法律状态:
    2015-12-21| PLFP| Fee payment|Year of fee payment: 3 |
    2016-12-22| PLFP| Fee payment|Year of fee payment: 4 |
    2017-12-21| PLFP| Fee payment|Year of fee payment: 5 |
    2019-12-19| PLFP| Fee payment|Year of fee payment: 7 |
    2020-12-23| PLFP| Fee payment|Year of fee payment: 8 |
    2021-12-24| PLFP| Fee payment|Year of fee payment: 9 |
    优先权:
    申请号 | 申请日 | 专利标题
    FR1362478A|FR3014972B1|2013-12-12|2013-12-12|ASSEMBLY COMPRISING A JOINT AXLE SUPPORTED BY A CAP AND IMMOBILIZED IN TRANSLATION BY A LOCKING DEVICE INCORPORATING A DOUBLE ANTI-ROTATION SYSTEM|FR1362478A| FR3014972B1|2013-12-12|2013-12-12|ASSEMBLY COMPRISING A JOINT AXLE SUPPORTED BY A CAP AND IMMOBILIZED IN TRANSLATION BY A LOCKING DEVICE INCORPORATING A DOUBLE ANTI-ROTATION SYSTEM|
    US14/553,432| US9593708B2|2013-12-12|2014-11-25|Assembly comprising an articulation spindle supported by a clevis and immobilized in translation by a blocking device integrating a double anti-rotation system|
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