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. 30, 1983
Filed:
Jun. 09, 1982
Applicant:
Inventors:
Freeman C Gates, Jr, Southfield, MI (US);
Egils A Purins, Plymouth, MI (US);
Assignee:
Ford Motor Company, Dearborn, MI (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F01M / ;
U.S. Cl.
CPC ...
123573 ; 123572 ; 5538 / ; 55DI / ; 55320 ; 55498 ;
Abstract
A one-piece combination oil fill/air breather cap for an automotive type engine positive crankcase ventilation (PCV) system that includes a filter and oil separator chambers below the filter defined by partitions or baffles upon which the oil droplets impinge during reverse flow operation of the PCV system; a double lip flared annular seal operating in tension being sandwiched between the cap lower surface and the engine rocker arm cover to minimize oil leakage.