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:
Jun. 29, 1976
Filed:
May. 22, 1975
Applicant:
Inventor:
Robert R Kelly, Hoffman Estates, IL (US);
Assignee:
BJ-Hughes Inc., Long Beach, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47F / ;
U.S. Cl.
CPC ...
211 / ; 267 34 ; 267136 ;
Abstract
Means are described for absorbing energy when a drill string has been lowered into a tube for storage. The apparatus comprises a piston, orifice, fluid and spring in combination with a storage tube capable of holding a string of drill pipe.
Kelly, Robert. (1976). Shock absorber for tubular storage or drill stands on a drilling ship (U.S. Patent No. 3966054). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3966054
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile