Position-sensor system for motor-vehicle door latch

Details Position-sensor system for motor-vehicle door latch Position-sensor system for motor-vehicle door latch

1997-10-16

1999-04-06

Gall, Lloyd A.

Locks

Systems

Operation and control

70276, 70DIG30, E05B 4700

Patent

active

058903844

ABSTRACT:
A key cylinder rotatable about an axis and a motor-vehicle door latch having a housing are used with a position-sensing system having a selector nut made of a nonferromagnetic material and coaxial with and coupled to the key cylinder for joint rotation about the axis therewith, an actuating permanent magnet imbedded in the selector nut and movable in an orbit about the axis on rotation of the selector nut about the axis, and a hall-effect sensor mounted on the latch housing at a small spacing from the orbit.

REFERENCES:
patent: 3124950 (1964-03-01), Nallinger
patent: 4399673 (1983-08-01), Gotanda
patent: 4565994 (1986-01-01), Mochida et al.
patent: 4910980 (1990-03-01), Katoh
patent: 5551267 (1996-09-01), Janssen et al.
patent: 5566562 (1996-10-01), Fujii

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