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.

Date of Patent:
Jun. 13, 1989

Filed:

Sep. 16, 1987
Applicant:
Inventor:

Antti-Jussi Heilala, Starnberg, DE;

Assignee:

Oy Safematic Ltd., Muurame, FI;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16J / ;
U.S. Cl.
CPC ...
277 42 ; 277 63 ; 277 65 ; 277 87 ; 277 88 ; 277 9350 ;
Abstract

A slide ring seal for sealing a gap between a rotatable and non-rotatable machine part. The seal comprises at least one static seal ring to be attached to the non-rotatable machine part and provided with a slide ring and at least one counter ring to be fastened to the rotatable machine part and provided with a slide ring. The static seal ring and the counter ring are thereby arranged to be fastened in such a way that the slide surfaces of the slide rings are tightly pressed against each other. In order to simplify the structure of the seal the counter ring and the static seal ring are mutually replaceable sealing modules.


Find Patent Forward Citations

Heilala, Antti-Jussi. (1989). Slide ring seal (U.S. Patent No. 4838560). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4838560

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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