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US 4,789,763 AGranted
Horn switch system of steering wheel
AssigneeToyoda Gosei Co., Ltd.
InventorsAtsushi Nagata, Takahiro Hashiba
Life of this patent
Estimating the term…
Abstract
A steering wheel horn switch system including a pad mounted in a steering wheel and having a pad leg; a pad leg receiver (5) for the pad leg; a pushup spring (3, 31) arranged concentrically with the pad leg receiver and against whose force the pad leg receiver is pushed down; a contact plate (4, 100) with a terminal (43, 46, 101); and an electrode plate (2', 20, B) with which the terminal of the contact plate comes into electrical contact when the pad is depressed and thus the pad leg receiver is pushed down.
Claims10
A steering wheel horn switch system comprising:
- a pad mounted in a steering wheel and having a pad leg;
- an electrode plate mounted in the steering wheel;
- a contact plate mounted in the steering wheel and having a terminal;
- a pad leg receiver for said pad leg, said pad leg receiver being cylindrical and having a projecting engagement portion on an inner circumference thereof for engaging a projecting portion of the pad leg, said pad leg receiver being fixed at a lower end thereof and supporting at an upper end thereof a portion of said pad;
- and
- a push up spring mounted concentrically with said pad leg receiver, intermediate said pad leg receiver and said electrode plate whereby said pad leg receiver is pushed down against the force of said push up spring;
- whereby said terminal of said contact plate comes into electrical contact with said electrode plate when the pad is depressed and the pad leg receiver is pushed down.
4 more elements
A steering wheel horn switch system comprising:
- a pad mounted in a steering wheel and having a pad leg;
- a pad leg receiver for said pad leg;
- a mounting boss in which said pad leg receiver is inserted;
- a contact plate abutting against the bottom of the pad leg receiver and having a terminal;
- a contact plate pushup spring interposed between said contact plate and a base plate of said mounting boss concentrically with said pad leg receiver to springingly support said contact plate;
- and
- an electrode plate with which the terminal of said contact plate comes into electrical contact when the pad is depressed and thus the pad leg receiver is pushed down.
4 more elements
Dependencies are inferred from the claim text.