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:
Feb. 17, 1976
Filed:
Dec. 10, 1973
Applicant:
Inventor:
Nobutaka Morimitsu, Toyota, JA;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01C / ; F04C / ;
U.S. Cl.
CPC ...
418142 ;
Abstract
A linear oil seal means principally intended to obtain an oil scraping effect in a rotary piston engine, comprising a linear oil seal element mounted in a linear groove formed as cut at the side wall portion of the rotor along a line extending from an outer peripheral portion of the conventional annular oil seal means provided at the side wall of the rotor to a vicinity of the conventional corner seal of the rotor and adapted to exert a radially inwardly oriented force component to the oil to be scraped during the rotation of the rotor.