专利摘要:
The hand control mechanism has the ability to receive two alternative modes of input for the given mode of output. The mechanism includes a handled lever extending into a housing rotatably mounted to a frame, and a bell crank rotatably mounted to said housing. The handled lever can be moved longitudinally to a first or second position. The first position communicates the lever to a plurality of gears such that rotating the lever about its longitudinal axis rotates the bell crank about the housing. Placing the lever in the second position the bell crank is restrained from rotating free of the housing which can be rotated directly by the lever, rotation of the bell crank being the assigned mode of output.
公开号:SU1048995A3
申请号:SU803001608
申请日:1980-10-28
公开日:1983-10-15
发明作者:Фрэнсиз Андерсон Джон
申请人:Диир Энд Компани (Фирма);
IPC主号:
专利说明:

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The invention relates to mechanical engineering and can be used in lever control mechanisms.
A known control mechanism comprising a switching lever, a hinge mounted in the housing and associated with a tight control (1.
The disadvantage of this device is the small range of movement of the lever.
A control gear is also known, which contains a switch lever placed rotatably around its axis in a housing rotatable mounted on the support shaft cch, the switching lever being in conjunction with a bevel gear mounted coaxially to the housing connected to another gear wheel 21.
The disadvantage of such a device is the absence of unloading of the gear teeth of the gears and the angular displacements of the switching lever, which reduces the reliability of the device.
The purpose of the invention is to increase reliability by partially unloading gears.
The goal is achieved by the fact that in the control mechanism, which contains a switch lever, is placed rotatably around its axis in a housing rotatable mounted on the axles of the support column, and the switch lever is coupled with a conical bristle mounted with a hard drive, coaxially mounted and connected to another bevel gear, another bevel gear is installed in the support post under the shift lever, which is housed in the housing with the possibility of longitudinal movement, moreover at the lower end of the gear lever The key is set to mate with the associated bevel gear in one end position of the lever and the other end of the gear in the other end position of the lever, and in the bevel gears there are grooves for the finger.
In addition, the housing has a wide opening perpendicular to the axis of the support column with spring-loaded balls placed in it to mate with retaining recesses along the number of end positions of the switching lever that are filled on the surface of the switching lever.
FIG. 1 shows the control mechanism, the overall appearance; in fig. 2 shows section A-A in FIG. one; m fig. 3 shows a section BB in FIG. 2
The control mechanism contains a switching lever 1 that is placed with the possibility ("tongue around its axis 2 in the housing 3 rotatably mounted on the axles 4 of the support post 5, the switching lever 1 being connected to the conical gear 7, which is attached to the control arm 6, mounted coaxially to body 3 and
conical bristles 8. The conical bristle 8 is installed in the support post 5 under the switching lever 1, which is placed in the housing 3 with the possibility of longitudinal movement, and at the lower end 9 of the switch lever 1 the pin 10 is fitted to mate with The second bite 7 in one end position of the lever 1 and with the other bevel gear 8 in the other end position of the lever 1, and in the bevel gears x 7 and 8, the grooves 11 and 12 are made under the finger .10.
The housing 3 has an opening 13 perpendicular to the axis 4 of the support column 5 with the balls 1 14 spring loaded in it to mate with the stopping recesses 15 according to the number of end positions of the switching lever 1, made on the surface 16 of the switching lever 1. The conical gear 7 is formed in the form of a ring gear connected to the hub 17 mounted on the housing 3 on the bearing 18.
The control mechanism works as follows.
When the switch lever 1 is in the same final position, its finger 10 is in the groove AND of the bevel gear 7 connected to the thrust 6. At that, to move the control cable 6, the lever 1 together with the housing 3 rotates around the axles 4 of the support post 5. Spring-loaded balls 14 are located in the lower locking recess 15 of the lever 1. The control force is transmitted to the gear 7 via the finger 10, and the gearing of the gears 7 and 8 is unloaded.
When the shift lever 1 is in the other end position, its finger 10 is in the groove 12 of the other bevel gear c. When this is done, the lever 1 is rotated around its axis 2 to move the control rod 6. The movement is transmitted from the lever 1 through the finger 10 and the rotating bevel gear 8 to the bevel gear 7. The spring-loaded balls 14 are located in the upper locking recess 15 of the lever 1. The control force: transmitted through gear coupling of gears 7 and 8
The use in the control mechanism of a bevel gear installed in the support under the shift lever, which is placed in the housing with the possibility of longitudinal movement and coupled through the finger in the end positions with different gears, will increase the reliability of the device by unloading the gear gears in one of the end gears. lever positions. In addition, the two end positions of the lever for deflecting the lever together with the body in one position and rotating it around its axis in the other rule out false control cases.
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权利要求:
Claims (2)
[1]
1. CONTROL MECHANISM, comprising a shift lever rotatably mounted on its axis in a housing rotatably mounted on the axes of the support column, the shift lever being coupled to a bevel gear connected to the control rod mounted coaxially to the housing and connected to another bevel gear, the fact that, in order to increase reliability, another bevel gear is installed in the support column under the shift lever, which is placed in the housing with the possibility of longitudinal movement, and on a finger is mounted on the lower end of the shift lever for pairing with a bevel gear connected to the rod in one end position of the lever and with another bevel gear in the other end position of the lever, and finger grooves are made in the bevel gears.
[2]
2. The mechanism of pop. 1, characterized in that a hole is made in the housing perpendicular to the axes of the support column with spring-loaded balls g in it for interfacing with locking recesses according to the number of end positions of the shift lever made on the surface of the shift lever.
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类似技术:
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同族专利:
公开号 | 公开日
FR2468941A1|1981-05-08|
FR2468941B1|1985-08-16|
IT8049981D0|1980-10-23|
ES8201075A1|1981-12-01|
GB2062192B|1983-03-16|
DE3039047C2|1982-10-07|
SE8007617L|1981-04-30|
DE3039047A1|1981-05-07|
FI803365L|1981-04-30|
CA1139195A|1983-01-11|
GB2062192A|1981-05-20|
US4259878A|1981-04-07|
SE448788B|1987-03-16|
ZA806621B|1982-06-30|
ES496322A0|1981-12-01|
FI68451B|1985-05-31|
IT1129043B|1986-06-04|
FI68451C|1985-09-10|
引用文献:
公开号 | 申请日 | 公开日 | 申请人 | 专利标题

US1393678A|1921-03-01|1921-10-11|Falk Arthur|Spotlight-support|
US1454726A|1922-07-27|1923-05-08|Henry J Collins|Traffic signal for vehicles|
JPS48102470U|1972-03-04|1973-12-01|
US3997040A|1974-12-10|1976-12-14|Caterpillar Tractor Co.|Transmission control console with recessed brake lever|
US4111066A|1976-11-10|1978-09-05|Joy Manufacturing Company|Control means|
US4140200A|1977-05-27|1979-02-20|J. I. Case Company|Control device and arm support|
US4126056A|1977-07-11|1978-11-21|Caterpillar Tractor Co.|Control lever assembly|
US4140027A|1977-07-13|1979-02-20|Caterpillar Tractor Co.|Lever mechanism|
US4126987A|1977-08-25|1978-11-28|Sarich David D|Manual linkage|US4438660A|1981-10-02|1984-03-27|Deere & Company|Dual mode control lever assembly|
US4470320A|1981-11-12|1984-09-11|Wico Corporation|Joystick assembly with wear member|
US4440040A|1981-12-23|1984-04-03|Deere & Company|Multiple mode control lever assembly|
US4419907A|1981-12-23|1983-12-13|Deere & Company|Multiple mode control lever assembly|
FR2524670B1|1982-04-01|1984-06-22|Fillon Pichon Sa|
US4520687A|1983-02-28|1985-06-04|Westinghouse Electric Corp.|Operating mechanism for a control device|
US20030154812A1|2002-02-19|2003-08-21|Matthew Girlando|Adjustable shift detent assembly|
DE102014004844B4|2014-04-02|2016-03-31|Schaltbau Gmbh|Sliding link for a modular safety travel switch|
法律状态:
优先权:
申请号 | 申请日 | 专利标题
US06/089,280|US4259878A|1979-10-29|1979-10-29|Hand control mechanism|
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