The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 04, 2003

Filed:

Aug. 22, 2001
Applicant:
Inventors:

Takao Yamamoto, Saitama, JP;

Naoki Murasawa, Saitama, JP;

Masao Akieda, Saitama, JP;

Koichi Shimamura, Saitama, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60K 2/814 ; H01H 3/500 ;
U.S. Cl.
CPC ...
B60K 2/814 ; H01H 3/500 ;
Abstract

A body incline sensor includes an erroneous detection preventing circuit for transmitting an inclined state signal by determining that a body is in an inclined state when an incline angle detector detects a weight, and a state so detected continues over a predetermined length of time. In the event that the incline angle detector does not detect a weight within a predetermined length of time due to an inertia force resulting when a body is rolling, no inclined state signal is transmitted from an inclined state transmitter, whereby the erroneous detection of the incline of the body can be prevented, the accuracy with which the incline of the body is detected being thus improved. In addition, in the event that the incline angle detector is constituted by the weight and magnets mounted on the weight and reed switches adapted to be switched on by the magnets, and in the event that the inclined state transmitter is constituted by a simple electric circuit, the production costs of the body incline sensor can be suppressed.


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