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:
Apr. 29, 1980
Filed:
Jan. 29, 1979
James H Owens, Houston, TX (US);
Armco Inc., Middletown, OH (US);
Abstract
A well riser support for supporting and guiding an assembly of well riser pipe through a rotary table to facilitate coupling or uncoupling joints of riser pipe to the riser assembly. The support includes a spider assembly containing a plurality of hydraulically actuated dogs for supporting the riser and a plurality of resilient bearings supporting the spider assembly. Each bearing is configured to absorb and distribute loads applied parallel to and transversely of the riser axis, and comprises alternating layers of elastomeric and non-elastomeric materials with the compression axis of the bearing being inclined with respect to the riser axis.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile