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:
Jan. 31, 1995
Filed:
Jun. 14, 1993
Applicant:
Inventors:
Laurie-Jo Miller, West Farmington, OH (US);
Brian R Sabo, Vienna, OH (US);
Bruce S Gump, Warren, OH (US);
Jerry J DeSalvo, Warren, OH (US);
Assignee:
General Motors Corporation, Detroit, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10M / ;
U.S. Cl.
CPC ...
252 54 ; 252 496 ;
Abstract
The invention is directed to a spark plug boot with an improved lubricant including a perfluoroalkylpolyether, which may be blended with an extender such as a polydimethylsiloxane grease. A mixture of ratios can be utilized for desired characteristics ranging from 100:0 to 25:75 weight percent perfluoroalkylpolyether to polydimethylsiloxane.