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:
Oct. 15, 1985
Filed:
Jun. 08, 1983
Horace J Young, Calgary, Alberta, CA;
Robert F Becker, Calgary, Alberta, CA;
Brian C Will, Calgary, Alberta, CA;
Other;
Abstract
A cylindrical goods lifting and placement apparatus comprises a platform, an angularly disposable frame pivotably connected to the platform and having a drill pipe holding system for holding a length of drill pipe. An angularly displaceable member is pivotably connected to the platform and has a cylinder and piston assembly for angularly displacing the member from a first position substantially adjacent the holding system. Drill pipe grippers are connected to the member and the grippers are rotatable on an axis from a first position to a second position substantially aligned with the holding system. A drive system for rotating the pipe grippers is provided. Similarly, a drive system for operating the grippers is provided.