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. 04, 1997
Filed:
Sep. 20, 1995
Applicant:
Inventor:
Shigeyuki Hokao, Tokyo, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
361814 ; 361616 ; 429 97 ; 439500 ; 455 89 ;
Abstract
An electronic device using an operation battery and a memory backup battery includes a device body and a memory backup battery removal preventing mechanism. The device body includes a first accommodating portion for accommodating therein the operation battery and a second accommodating portion for accommodating therein the memory backup battery. The preventing mechanism prevents the memory backup battery accommodated in the second accommodating portion from being removed from the second accommodating portion based on whether or not the operation battery is accommodated in the first accommodating portion.