Title:
INHIBITOR SWITCH
Document Type and Number:
Japanese Patent JP3038656
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an inexpensive, high-accuracy inhibitor switch having magnetism sensors.
SOLUTION: This inhibitor switch comprises a movable board 1 which turns according to the shift operation position of an automatic transmission and has permanent magnets 4, magnetometric sensors 9 for detecting the magnetic forces of the permanent magnets 4, a pole board 3 having the magnetism sensors 9, with the movable board 1 freely turnably journaled to the pole board 3, and a lid body 2 to which the movable board 1 is freely turnably journaled. The movable board 1 has its movable arm 1b pressed by a spring 13. The movable board 1 comprises a shaft tube part 1a and the movable arm 1b formed integrally with each other, the movable arm 1b having the permanent magnets 4 placed therein. The movable arm 1b has projecting parts 1f, 1g formed on one pole board 3 side surface thereof and pressed into contact with the permanent magnets 4 and the pole board 3, and has a blind hole 1j bored in the other lid body 2 side surface thereof, into which a pressure contact element 14 is inserted via the spring 13.
Inventors:
Tomori, Tetsuya
Application Number:
JP1998000375485
Publication Date:
March 03, 2000
Filing Date:
December 16, 1998
Export Citation:
Assignee:
NILES PARTS CO LTD
International Classes:
B60K20/00; F16H59/10; H01H21/00; H01H21/18; (IPC1-7): H01H21/18; B60K20/00; H01H21/00