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:
Jul. 23, 2019
Filed:
Nov. 30, 2016
Applicant:
Burckhardt Compression Ag, Winterthur, CH;
Inventor:
Norbert Feistel, Ellikon a.d. Thur, CH;
Assignee:
BURCKHARDT COMPRESSION AG, Winterthur, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16J 15/26 (2006.01); F16J 15/44 (2006.01); F16J 15/00 (2006.01); F16J 15/56 (2006.01);
U.S. Cl.
CPC ...
F16J 15/441 (2013.01); F16J 15/006 (2013.01); F16J 15/56 (2013.01);
Abstract
The dry-running piston rod packing for sealing a piston rod supported in such a way that the piston rod can be moved in a longitudinal direction (L) having at least one chamber ring, a sealing chamber, and a sealing ring arranged in the sealing chamber, wherein the piston rod packing has a high-pressure side and a low-pressure side, wherein a lift-off device is designed and arranged in such a way that the lift-off device can lift and lower the sealing ring in the longitudinal direction (L).