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:
Jun. 09, 1981
Filed:
Feb. 16, 1979
Applicant:
Inventor:
Semyon I Fishgal, Toronto, Ont. M6P 2L4, CA;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01M / ;
U.S. Cl.
CPC ...
184-624 ; 210166 ; 210388 ; 210510 ; 210D / ; 210634 ;
Abstract
A machine lubrication system including an oil-lubricant pressure source communicated with a reservoir means and a means for maintaining the working properties of the lubricant, wherein the latter means constitutes a porous piezoelectric ceramic filtering element, such as barium titanate, connected to a generator of electric oscillations and placed into a housing which inlet and outlet are separated by said element.