Device for emergency release of an outomotive parking interlock
AssigneeZF Friedrichshafen AG
InventorChristian RUHL
Life of this patent
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Abstract
The mechanism for emergency release of a parking lock of an automatic transmission. The mechanism comprises and is connected, in a rotationally fixed manner, with the selector shaft (1) of the shifting device of the transmission. A lever (2), which is positioned facing the transmission housing (3), at the side of the shifting device, can be activated by an unlocking tool (5) that is inserted from the outside through an opening (4) in the transmission housing (3) to release the parking lock.
Claims6
1-3. (canceled)
A mechanism for emergency release of a parking lock of an automatic transmission, the mechanism comprising and being connected, in a rotationally fixed manner, to the selector shaft (1) of the shifting device, a lever (2), which is positioned facing the housing (3) at the side of the shifting device, which can be activated by insertion of an unlocking tool (5) from the outside through a respective opening (4) in the transmission to release the parking lock.
A mechanism for emergency release of a parking lock of an automatic transmission, the mechanism comprising a lever (2) which is located within a housing (3) of the transmission and being connected, in a rotationally fixed manner, to a selector shaft (1) of a shifting device, the lever (2) facing the housing (3) at a side of the shifting device, the housing (3) comprising a threaded opening (4) and an unlocking tool (5) having a threaded exterior,
- the threaded opening (4) in the housing (3) being aligned with the lever (2) such that, as the unlocking tool (5) is threaded through the threaded opening (4), the unlocking tool (5) contacts and pivots the lever (2) a desired angle of rotation to deactivate the parking lock.
Dependencies are inferred from the claim text.