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:
May. 10, 1977
Filed:
Aug. 14, 1975
Applicant:
Inventors:
Motomu Aoki, Showa Kitakatsushika, Saitama, JA;
Akira Ishikawa, Kamirenjaku Mitaka, Tokyo, JA;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G07C / ; G04B / ; G04C / ; G04B / ;
U.S. Cl.
CPC ...
5814 / ; 58 2 / ; 58 5 / ; 58 855 ;
Abstract
A fully electronic car clock with digital display is provided in which the counter circuit of the car clock is connected to a car battery through an engine key switch to be driven therefrom, and the clock display is interlocked with the engine key switch so as to be energized or deenergized in accordance with the ON-OFF position thereof in order to avoid draining the battery. A method of time setting the car clock is also proposed.