Patent · US Active

Device for emergency release of an automotive parking interlock

US8770057B2 · kind B2 · utility

5Cited by
16References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 21, 2010
Grant dateJul 8, 2014
Priority date
Expiry dateJun 24, 2031

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T74/20104
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.