专利摘要:

公开号:SU1233796A3
申请号:SU823499763
申请日:1982-10-01
公开日:1986-05-23
发明作者:Фурнье Жерар
申请人:Экипман Отомобиль Маршаль (Фирма);
IPC主号:
专利说明:

2. The device according to item i, about tons of l is often so that both notches are identical and made in the form of cuts in the shelves of the guide in the zone of its bottom.
3. The device according to claims 1 and 2, about t - characterized by the fact that the said scraper elements of the steering axle are made in the form of body bends protruding inside
4. A device according to Clause 3, characterized in that the bends are made in the form of body stamping.
5. The device according to PPO1-4, that is, that the indicated ocbj is located on the head support, is parallel to the axis of the cylindrical joint and is mounted on the head arm, which is mounted for movement between the said parallel shelves of the tubular guide, and on the open end of the guideway is a cutout for moving this shoulder between the guides of the guideway.
6. The device according to claims 1-5, which is based on the fact that the tubular guide is made with a square cross section,
1, The device according to claims 1-6, is about the fact that at least one outer edge is made transversely to the axis of the guide rail in the guide in the zone of its bottom, with the median plane of the rib
f
The invention relates to the automotive industry, in particular to a device for connecting a wiper blade with an output shaft of a drive mechanism thereof.
The purpose of the invention is to facilitate the installation of the device.
FIG. 1 shows a device in position, which corresponds to the support of the cleaning edge of the wiper on the windscreen being cleaned, a longitudinal section; Fig. 2 is the same in a position where the wiper holder is at the end of its retraction stroke relative to the windshield; in FIG. 3, it is inclined to the axis of the guide to form the abutment into the housing at the end of the stroke of the wiper, and in the wall of the housing there is at least one bob for engaging with the leading edge.
8. The device according to claim 7, which distinguishes the fact that the body has an i-shaped cross section.
9. The device according to claim 7, characterized in that the guide is provided on the outer surface of its wall, opposite the wall of the housing, with at least one protruding element located in the zone of the open end of the guide and
 perforated in the form of a plate, perpendicular to its wall.
10. The device according to claims 5, 7 and 9, differing in the fact that the guide is provided with two plates with paralyltshnyh two of its shelves and interconnected outer edge located in the bottom zone of the guide .. 11. The device according to claim 10 The difference is that the outer surface of the o6ei-ix plates is aligned with the inner surface of the adjacent shelf, and these plates are rigidly connected to the additional plates which are their continuation and are located perpendicular to the bottom of the guide on the outer side.
Cut A-A in Figure 1; in Fig. 4, the housing in the lowered position of the enclosure is a pack of the case, outside and front view; 5 - the same, with a raised Kopflyca cap; figure 6 is the same, top view; Fig. 7 shows a tubular guide for a compression spring of the device, in perspective; on fig.Z - the device, bottom view; Fig.9 section BB in Fig.8.
A device for connecting a wiper blade to an output shaft (not shown) with an axis 1 includes attached to a drive shaft
a drive head 2 comprising a plate 3 in which a socket is formed
4 for the drive shaft, and a shoulder 5, the plane of which is perpendicular to the plane of the plate 3. The plate 3 contains on the side opposite the shoulder 5 a cylindrical hinge 6, in which the axis 7j is installed, perpendicular to the axis 1. Axis 7 connects the head 2 and a device housing 8 connecting the head 2 with the holder 9, the end of which (not shown) is provided with a hinged joint on which the fitting of the wiper cleaning element is assembled. The housing 8 is formed by two parallel shelves 10 and 11 interconnected by a wall 12. There is free space between the plate 3 of the head 2 and the wall 12 of the housing 8 to allow free access to the head 2 and act on a nut that is screwed onto the end of the drive shaft to block head 2 on this shaft. In order to cover the head 2, a movable cap 13 is provided, which can rotate relative to the body on luminaries 14 and 15, which are on the cap and fit into the holes of the corresponding dimensions, made in the shelves 10 and 11 of the body 8 The cap 13 covers the end of the body B, where the head is 2, i.e. the end opposite the holder 9. The cap 13 consists of two parallel shelves 16 and 17 interconnected by a wall, with the shelves 16 and 17 located on one and the other side of the shelves 10 and 11. The middle part of the cap 13 covers the head 2 when the cap is omitted (Fig. 4), but allows free access to the head when it is raised (Figs. 5 and 6). The shoulder 5 of the head 2 is located in the median longitudinal plane of the device. Plate 3 and shoulder 5 have voids to lighten the weight of head 2. At the end of arm 5 opposite to plate 3, a rounded support 18 is provided, along the axis of which an axis 19 is installed. The latter protrudes beyond both sides of the rounded support 18, and the ends of the axis 19 move by sliding into grooves 20 formed in the side shelves 21 and 22 of the tubular guide 23.
The tube guide 23 is a square tube containing a bottom 24 and an open
33 y 96
end. The guide 23 is made of molded plastic. Lateral flanges 21 and 22 are interconnected by an upper wall 25, a lower wall 26 and 5 by a bottom 24. The tube guide is installed in the housing 8 in such a way, the upper wall 25 is against the wall 12 of the housing 8, the lateral half. ki 21 and 22 - respectively against
10 shelves 10 and 11 of the housing 8. The bottom 24 of the guide 23 is located opposite the holder 9. The grooves 20, embodied in the side shelves 21 and 22, are located on the side of the shoulder 5 and its axis 19.
15 Inside the guide 23, a coil spring 27 is placed, which operates in compression. The spring 27 rests on the bottom 24 of the guide 23 and is compressed by the rounded support 18 of the shoulder 5. Ple20 40 5 and its rounded support 18 fit into the guide 23 through a cutout 28 obtained by removing part of the bottom wall 26 which is at the level of the grooves 20. Protruding ends of the axis
25 19 can be moved by sliding in the grooves 20, the movement of the arm 5 relative to the guide 23 is expressed in the change in the compression of the spring 27.
 One end of the spring 27 rests on the rounded support 18, and the other end goes to the bottom 24 of the guide 23. The elastic force generated by the spring 27 on the guide 23 is transmitted to the core 8, providing the bearing 23 to the body 8. This bearing is reached due to two limb 29 and 30, obtained by shtampovka respectively in the shelves 10 and 11 of the body
 About 8 due to gaps in the named shelves. The bends 29 and 30 have a rounded end and protrude inside the volume bounded by the flanges 10 and 11, therefore, form grasping elements for a pivot bearing in the form of a pin. The wrapping element, which corresponds to the folds 29 and 30, was obtained on the guide 23 by making in the zone of the shelves 21 and 22, located near the bottom 24, rounded notches 31. These notches are separated by the removal of part of the shelves 2) and 22, which enclosed between the housing 8 and the bottom 24 of the guide 23. The bends 29
55 and 30 are located in the concave zone of the rounded recesses 31, which forms a pivot bearing of the guide 23 in the housing 8.
45
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On the top wall of the guide 25
23 two protruding longitudinal elements 5 are arranged in the form of plates 32 and 33 parallel to the axis of the guide 23 and perpendicular to the upper wall 25; Plates 32 and 33 are respectively adjacent to the flanges 21
and 22 of the guide 23 and are fastened together in the zone of the bottom 24 by a transverse outer edge, the latter is completely flat, and its plane is inclined to the axis of the guide 23. The plates 32 and 33 protrude beyond the bottom 24 and form additional plates 35 and 36 which are transversely interconnected on one side by edge 34 and on the other side by edge 37, which is an extension beyond the bottom
24 of the upper wall 25, The planes of the plates 32 and 35, on the one hand, and 33 and 36, on the other hand, coincide. The outer surface of the plates 32 and 35 is in the same plane as the inner surface of the shelf 22. Such an arrangement makes it possible to manufacture the guide 23 in a relatively simple form without having to use a side casting block to fill the rear grooves in the shelves 21 and 22, Execution plastic guide 23 becomes possible due to the large moment of inertia that the tubular structure has, which makes it possible to compensate for the relatively low mechanical characteristics of plastics and makes it possible to rule 23 to withstand the effort involved. Przgzhinoy 27,
When the proposed device is in a position corresponding to the maximum wiper discharge from the windshield that is being cleaned (FIG. 2), the edge 34 is in contact with the wall 12 of the housing 8, the relative moment of the guide 23 relative to the housing 8 is rotation around a rotary axis, by definition bendables 29 and 30 and a rounded recess 31. The end of the rib 34 is in contact with the wall 12 of the housing 8 along a circular path, in this case the plane of the wall 12 may be
96 6
tangent to this path, t, e. there may be danger-lack of an emphasis in case of random local deformation of materials. To avoid this danger, the wall 12 is deformed in the zone of abutment of the rib 34 with the formation of the inner 38 and outer 39 bosses, which are interconnected by a part 40 perpendicular to the trajectory of the end of the rib 34 relative to the body. Part 40 provides, therefore, 5 by interacting with the edge 34, an abutment limiting the course of removal of the wiper relative to the windscreen, t
h
Between the positions shown in FIGS. 1 and 2, the device passes through an unstable equilibrium position when the axis of the guide 23 is in the plane defined by the axes 7 and 9). From this it follows that it is also necessary to provide an abutment for limiting the rotation of the holder 9 relative to the head 2 in the direction opposite to the position corresponding to the windscreen wiper removal from the windscreen so that the wiper element is mounted in a position that facilitates the installation of the head 2 on its drive shaft. This second stop for limiting the angular stroke is obtained by supporting the upper edge of the plates 32 and 33 on the surface of the wall 12 that faces them in the area of the open end of the guide 23 so that there is no point stop, the height of the plates 32 and 33 is reduced by chamfering the direction of the open end of the guide 23, the second stop is used only before installing the wiper element on the car or assuming damage to the glass when there is no resistance to the wiper blade and it moves to the stop of the bevelled parts of the plate 32 and 33 into the wall 12 of the housing 8. During normal operation of the wiper, the position of the holder is intermediate between the last position of the stop and the indicated position of unstable equilibrium.
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权利要求:
Claims (11)
[1]
1. DEVICE FOR CONNECTING A WIPER'S WIPER BRUSH WITH OUTPUT SHAFT OF ITS DRIVE MECHANISM, comprising, on one side, a head fixed to the output shaft and, on the other hand, a holder, one end of which is provided with a means for connecting to the brush fastener and the other end is mechanically connected to the head by casing, a cylindrical hinge connecting the head to the casing, a coil spring placed in a tubular guide, one end of which is closed by the bottom, and mounted parallel to the o-s guide with a support with one side on the bottom of the guide and on the other hand on the head in the area of the open end of the guide, and at least one stop to limit the displacement of the holder relative to the head, and the specified spring is made in the form of a compression spring, characterized in that, in order to facilitate its installation, the tubular guide contains two parallel shelves located perpendicular to the axis of the specified cylindrical hinge and made on the open end guides with two parallel grooves S sliding, in which with the possibility of The ends of the axis mounted on the support of the specified spring on the head connected to the head are installed, and on the side of the bottom of the guide its shelves are made with two rounded recesses in which there are two grasped elements of the rotary axle formed by the body and guide elements.
5 27 2S S 23
SU <„> 1233796 AZ
[2]
2. The device pop.1, characterized in that both recesses are identical and made in the form of cutouts in the shelves of the guide in the area of its bottom.
[3]
3. The device according to claims 1 and 2, characterized in that the said girth elements of the pivot pin are made in the form of bends of the body protruding inside it.
[4]
4. The device according to p. 3, characterized in that the bends are made in the form of stampings of the body.
[5]
5. The device according to claims 1 to 4, characterized in that the axis located on the head support is parallel to the axis of the cylindrical hinge and mounted on the shoulder of the head, which is mounted with the possibility of movement between the specified parallel shelves of the tubular guide, and the open end of the guide is cut to move this shoulder between the shelves of the guide.
[6]
6. The device according to claims 1 to 5, wherein the tubular guide is made with a square cross section.
[7]
7. The device according to claims 1-6, characterized in that at least one outer rib is made in the guide in the area of its bottom, which is transverse to the axis of the guide, and the middle plane of the rib is inclined to the axis of the guide to form a stop in the housing at the end of the wiper stroke and at least one boss is made in the wall of the housing for interacting with a guide rib.
[8]
8. Device pop. 7, characterized in that the housing has a U-shaped cross section.
[9]
9. The device according to claim 7, characterized in that the guide is provided on the outer surface of its wall, the opposite wall of the housing, with at least one protruding element located in the open end area of the guide 1 and made in the form of a plate perpendicular to its wall.

[10]
10. The device according to claims 5,7 and 9, characterized in that the guide is provided with two plates parallel to its two shelves and interconnected by an outer rib located in the area of the bottom of the guide. .
[11]
11. The device according to claim 10, characterized in that the outer surface of both plates is aligned with the inner surface of an adjacent shelf, and these plates are rigidly connected to additional plates, which are their continuation and located perpendicular to the bottom of the guide from its outer side.
f
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同族专利:
公开号 | 公开日
FR2499008A1|1982-08-06|
JPH0418578B2|1992-03-27|
BR8205981A|1983-01-11|
DE3231638C2|1994-12-15|
JPS58500016A|1983-01-06|
DE3231638T1|1983-01-13|
FR2499008B1|1986-03-07|
WO1982002693A1|1982-08-19|
引用文献:
公开号 | 申请日 | 公开日 | 申请人 | 专利标题

FR897826A|1942-12-19|1945-04-03|Metallwerk Alfred Schwarz G M|Automotive windshield wipers|
US2619668A|1947-04-19|1952-12-02|King Seeley Corp|Windshield wiper mechanism|
FR1012968A|1950-02-17|1952-07-21|Magneti Marelli Spa|Wiper arm for wiper|
US3131412A|1962-03-07|1964-05-05|Gen Motors Corp|Windshield wiper arm|
IT967567B|1972-09-16|1974-03-11|Magneti Marelli Spa|ARM FOR VEHICLE STALL WIPER BRUSHES IN GENERAL|
DE2337688A1|1973-07-25|1975-02-13|Bosch Gmbh Robert|WIPER ARM|FR2518032B1|1981-12-11|1984-03-16|Marchal Equip Auto|
DE3433056C2|1984-09-08|1986-10-02|Daimler-Benz Ag, 7000 Stuttgart|Wiper arm in windshield wiper systems for motor vehicles|
GB9601191D0|1996-01-20|1996-03-20|Trico Ltd|Improvements relating to wiper arm assemblies|
DE19641601A1|1996-10-09|1998-04-16|Teves Gmbh Alfred|Wiper arm of a wiper device for a window of a vehicle|
法律状态:
优先权:
申请号 | 申请日 | 专利标题
FR8102137A|FR2499008B1|1981-02-04|1981-02-04|WINDSCREEN WIPER COMPRISING A WIPER ARM SUBJECT TO THE ACTION OF A COMPRESSION SPRING|
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