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US 2007/0170727 A1Published application
Door latch system for automotive vehicle
AssigneeFord Global Technologies, LLC
InventorsKelly Kohlstrand, Xiang Dong Yu, Stanley Liu, Tad Siedlecki
Life of this patent
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Abstract
A door latch system for an automotive vehicle uses a push-pull cable linked to a lock cylinder and to a latch to move the latch assembly into the locked position while simultaneously blocking the latch's lock/unlock lever from moving into the unlocked position.
Claims17
A door latch system for an automotive vehicle, comprising:
- a latch assembly attached to a door, with said latch having a primary lock/unlock lever with a locked position and an unlocked position;
- a lock cylinder extending through an outer surface of the door;
- and
- a primary push-pull cable having a first end linked to said lock cylinder and a second end linked to said primary lock/unlock lever.
1 more element
A method for locking a door latch system for an automotive vehicle, comprising the steps of:
- engaging a key with a lock cylinder extending through an outer surface of a vehicle door;
- manually rotating the lock cylinder with said key so as to actuate a push-pull cable attached to a latch assembly;
- and
- using the push-pull cable to move a lock/unlock lever associated with said latch assembly to a locked position, while simultaneously using the push-pull cable to move a blocker pin into a blocking position with respect to a portion of said latch assembly slaved to said lock/unlock lever, such that said lock/unlock lever is prevented from moving out of said locked position.
1 more element
A method for locking a door latch system for an automotive vehicle, comprising the steps of:
- commanding a linear driver to actuate a push-pull cable attached to a latch assembly;
- and using the push-pull cable to move a lock/unlock lever associated with said latch assembly to a locked position, while simultaneously using the push-pull cable to move a blocker pin into a position blocking a portion of said latch assembly slaved to said lock/unlock lever, such that said lock/unlock lever is prevented from moving out of said locked position.
Dependencies are inferred from the claim text.