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:
Jul. 22, 1997

Filed:

Oct. 20, 1995
Applicant:
Inventors:

Shigeru Ishii, Hadano, JP;

Mitsuo Horiuchi, Sagamihara, JP;

Wataru Yoshikawa, Fujisawa, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
3122232 ; 3123191 ; 292219 ; 361683 ; 361727 ; 439500 ; 429 97 ;
Abstract

A battery compartment latch mechanism holds a battery in either a fully loaded or a partially loaded position. The partially loaded position prevents the battery from slipping out of the battery compartment when the battery is being ejected. To hold the battery in the fully loaded position, a latch (66) at one end of a lever (60) is urged by a cantilever spring (72) into engagement with a battery recess (50). To disengage the latch from the recess, the lever is rotated manually by moving a handle (84) located at another end of the lever. As the battery is being withdrawn, a plunger (90) engages the battery recess to prevent the battery from slipping out. To fully remove the battery, the user forcibly urges the battery out of the compartment. Because the side walls (104) of the plunger are sloped, forcing the battery outward causes the plunger to be depressed, thereby disengaging the plunger from the battery recess. Thus, even if the battery is being ejected when the battery compartment is in an inclined or non-horizontal position, the battery does not fall out of the compartment.


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