Latch arrangements for automotive doors or other closures

Details Latch arrangements for automotive doors or other closures Latch arrangements for automotive doors or other closures

2005-09-27

2005-09-27

Estremsky, Gary (Department: 3676)

Closure fasteners

Bolts

Swinging

C292S216000

Reexamination Certificate

active

06948745

ABSTRACT:
A latch arrangement for releasably retaining a striker, comprising a latch bolt shaped to retain the striker at a latching position, and to release the striker at an unlatching position of the latch bolt; a locking mechanism moveable between a locking position, at which it retains the latch bolt at its latching position, and an unlocking position, at which it allows the latch bolt to move to its unlatching position; means for linking the locking mechanism to a latch-opening external manual control such as a door handle; drive means coupled to the locking mechanism and/or the latch bolt for powered actuation thereof to latch or unlatch the locking mechanism and/or to drive the latch bolt to its latching position or to its unlatching position; a rotary clutch coupling the drive means to an electrical drive motor; and a clutch release mechanism drivingly coupled to the said external manual control such that operation of the latch-opening external manual control isolates the latch bolt and locking mechanism from the drive means.

REFERENCES:
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patent: 5516164 (1996-05-01), Kobayashi
patent: 5639130 (1997-06-01), Rogers
patent: 6565131 (2003-05-01), Roos
patent: 0106725 (1984-04-01), None
patent: 745746 (1996-12-01), None
patent: 528082 (1940-10-01), None
patent: WO 96/28666 (1996-09-01), None

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