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. 31, 1976
Filed:
Mar. 13, 1975
William E White, Jr, Houston, TX (US);
James F Arnold, Houston, TX (US);
HydroTech International, Inc., Houston, TX (US);
Abstract
A coupling apparatus for making a coupling to a pipe or the like and which apparatus is provided with detachable and removable setting means in the form of hydraulic cylinders which may be reused to subsequently actuate other couplings. The coupling includes a housing which contains gripping and seal means for gripping and sealing with the pipe to which connection is to be made. Thrust means are provided and interposed between the aforesaid actuation means and the sealing and gripping means for urging the latter to the set position. Means in the form of either a split gripping ring or a plurality of gripping slips which are arranged for engaging the internal surface of the housing and retaining the first mentioned gripping means and seal means in the set position when the actuation means are removed.