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. 21, 1985
Filed:
Feb. 02, 1984
Applicant:
Inventors:
Kimiaki Seki, Kasai, JP;
Akio Matsumoto, Kanzaki, JP;
Assignee:
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04C / ; F04C / ;
U.S. Cl.
CPC ...
418152 ; 418178 ;
Abstract
A blade for a pump means of the type comprising a rotor rotatably supported within a housing with its center line being eccentrically disposed with respect thereto and a number of blades each shiftably received in respective radial slots formed in the rotor is disclosed. The base body of the blade is constituted from a solid lubricating material such as graphite and only its axial end surfaces are covered by layers of a synthetic resin which has excellent wear resistance, excellent heat resistance, and a low coefficient of friction.