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:
Feb. 22, 1977
Filed:
Nov. 17, 1975
Applicant:
Inventor:
Alby Henry Wolf, Minneapolis, MN (US);
Assignee:
Gould Inc., Rolling Meadows, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
429175 ; 429 95 ;
Abstract
On the inside of the cover for a storage battery from which liquid is to be drained when the battery is inverted and rocked from side to side upstanding ribs are disposed to concentrate and direct the liquid to the vent openings. Additional ribs may block the flow of liquid past the vent opening in one direction and, in covers where the vent openings are disposed in a recessed channel, a rib may be employed to concentrate and direct liquid over the shoulder formed by the recess when the battery is inverted.