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:
Aug. 07, 1984
Filed:
Jan. 05, 1983
Applicant:
Inventor:
John D Butler, Van Wert, OH (US);
Assignee:
Federal-Mogul Corp., Detroit, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C / ; B29D / ; B29G / ;
U.S. Cl.
CPC ...
264138 ; 29460 ; 295271 ; 264161 ; 264250 ; 264262 ; 264267 ; 2642711 ; 264320 ; 264138 ;
Abstract
A method of making a seal of the type which includes a rigid case, a first seal portion of an elastomeric material and a second seal portion of a low friction material. The method includes placing the rigid case, a wafer of low friction material and two elastomeric blanks into a mold, closing the mold to maintain the aforementioned case, blanks and wafer in position and thereafter further closing the mold to form the seal.