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. 24, 1977
Filed:
Apr. 15, 1975
Applicant:
Inventor:
Erik G Sundberg, Stockholm, SW;
Assignee:
Aktiebolaget Tudor, Stockholm, SW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
429140 ; 429238 ;
Abstract
Tube plate type electrode for a storage battery where the metal rod of said tube is held centrally in a surrounding sheath by spacing fins. The surface of the spacing fins is coated with a lacquer to reduce the peak effect caused by high current density to prolong the life of the tube sheath.