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:
Mar. 13, 1984
Filed:
Sep. 23, 1982
Paul Vossieck, Burscheid, DE;
Goetze AG, Burscheid, DE;
Abstract
A slide ring seal having a slide ring with a central axis and a circumferential face; a tubular sleeve member including a member overlapping at least a portion of the circumferential face of the slide ring and an adhering part integral with the bellows and extending axially from the slide ring along the central axis; and a compression spring approximately conical in configuration positioned within the tubular sleeve member having at least three spring turns positioned in different radial planes with respect to the central axis at least two of said spring turns having different diameters, and wherein the spring turns having the smallest and largest diameter cooperate with the adhering part and that portion of the bellows which overlaps the slide ring to radially bias the slide ring seal in opposite directions.