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.
Patent No.:
Date of Patent:
Mar. 08, 1988
Filed:
Sep. 03, 1986
Applicant:
Inventor:
Takao Okada, Kounosu-shi, Saitama-ken, JP;
Assignee:
Other;
Primary Examiner:
Int. Cl.
CPC ...
B60R / ;
U.S. Cl.
CPC ...
307 / ; 70263 ; 180289 ;
Abstract
An automatic locking device for an automobile door which can automatically lock a door a few seconds after the key is removed from the ignition switch and the door is closed. The device includes a key switch for detecting the insertion and removal of a key, a door switch for controlling the power source, and time-differential-type relays for operating an actuator.