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:
Oct. 22, 1985
Filed:
Sep. 16, 1983
Applicant:
Inventors:
Lawther O Smith, Doylestown, PA (US);
Timothy L Howard, Ambler, PA (US);
Franz A Kautz, Southampton, PA (US);
Assignee:
Fichtel & Sachs Industries, Inc., Colmar, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16F / ; F16F / ; F16F / ;
U.S. Cl.
CPC ...
267 6411 ; 18832216 ; 267124 ; 267129 ; 277 61 ; 277 62 ; 277123 ;
Abstract
A seal between a piston rod and a housing in which the piston reciprocates for preventing the escape of compressed fluid from the housing. A fixed sealing member engages the piston rod adjacent the housing wall, and a floating sealing member engages the piston rod at a location spaced from the fixed sealing member. A liquid is in the space between the sealing members.
Quick Actions:
Smith, Lawther. (1985). Redundant high-pressure seal for fluid spring (U.S. Patent No. 4548389). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4548389
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile