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. 22, 1984
Filed:
Jul. 16, 1981
Applicant:
Inventors:
David L Anderson, Muskegon, MI (US);
Robert F Hitchcock, Glendale Hts., IL (US);
Robert M Tamburrino, Chicago, IL (US);
Assignee:
Sealed Power Corporation, Muskegon, MI (US);
Primary Examiner:
Int. Cl.
CPC ...
F01M / ;
U.S. Cl.
CPC ...
210445 ; 210168 ; 210455 ; 2916 / ; 264D / ;
Abstract
An improved transmission fluid filter and a method of assembly wherein the filter comprises a plastic first member having a planar peripheral lip, and a sheet metal second member with a planar ledge and a continuous peripheral flange crimped over the cover lip and capturing the lip against the ledge. In accordance with the invention, a bead having an arcuate surface extends around the outside edge of the cover lip, and the flange is preformed in a continuous progressive bending or curling operation prior to engagement with the bead.