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. 21, 1979
Filed:
Sep. 12, 1977
Applicant:
Inventor:
Stig Persson, Katrineholm, SE;
Assignee:
SKF Industries, Inc., King of Prussia, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16J / ; F16J / ;
U.S. Cl.
CPC ...
277228 ; 277D / ; 277 962 ; 277152 ; 277165 ; 277233 ; 308240 ;
Abstract
A seal for a gap between at least two surfaces comprising a unitary body member made of a foam plastic material including at least one homogeneous peripheral surface portion and at least one internal porous portion. The porous portion is filled with a lubricant and is exposed through at least one section in the homogeneous peripheral surface portion to permit transfer of lubricant therethrough.