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US 5,934,145 AGranted
Selection device for an automatic transmission of a motor vehicle
AssigneeLemforder Metallwaren AG
InventorsMetin Ersoy, Detlev Tiemeyer, Wolfgang Kalz
Life of this patent
Estimating the term…
Abstract
A selection device for an automatic transmission of motor vehicles, with a selection lever, and a crosspiece. The device has a spring-loaded positioned ratchet, which is mounted on the crosspiece so that it can turn around an axle, whereby a catch for the reverse drive step of the selection device is provided.
Claims8
A selection device for an automatic transmission of motor vehicles, the device comprising:
- a housing;
- a crosspiece rotatably supported by said housing;
- a selection lever rotatable mounted on said crosspiece and in said housing, said selection lever having a shift gate end;
- a shift gate having a first and a second channel receiving said shift gate end for limiting movement of said selection lever along said channels;
- return means on said selection lever and said crosspiece for biasing said selection lever into a starting position when said selection lever is anywhere in said first channel;
- a rachet rotatably supported on said crosspiece for rotation with respect to said crosspiece and biasing said selection lever in an end position of said second channel when said selection lever is in said end position of said second channel.
3 more elements
A selection device for an automatic transmission of motor vehicles, the device comprising:
- a housing;
- a crosspiece supported by said housing, said crosspiece having a curved region with a slide face;
- a selection lever rotatably mounted on said crosspiece and in the housing, said selection lever having a slider supported by a pressure spring, said slider including catching rolls, said catching rolls being in contact with said slide face, said selection lever having a shift gate end;
- a ratchet supported by said crosspiece, said rachet having an axle engaging with said curved region, said ratchet being mounted on said crosspiece rotatable around said axle, said rachet defining a cam surface engagable with said catching rolls;
- and
- a shifting gate receiving said shift gate end of said selection lever, for limiting a path of movement of said selection lever.
3 more elements
A selection device for an automatic transmission of motor vehicles, the device comprising:
- a housing;
- a crosspiece supported by said housing, said crosspiece having a curved region with a slide face;
- a selection lever rotatably mounted on said crosspiece and in the housing, said selection lever having a slider supported by a pressure spring, said slider including catching rolls, said catching rolls being in contact with said slide face, said selection lever having a shift gate end;
- a ratchet supported by said crosspiece, said rachet defining a cam surface engagable with said catching rolls;
- and
- a shifting gate receiving said shift gate end of said selection lever, for limiting a path of movement of said selection lever.
3 more elements
Dependencies are inferred from the claim text.