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:
Jan. 21, 2014
Filed:
Aug. 09, 2004
Anton Krijnen, Klundert, NL;
Neils Dekeijzer, Etten-Leur, NL;
Rene Mulder, Etten-Leur, NL;
Joe Berry, Cypress, TX (US);
Anton Krijnen, Klundert, NL;
Neils DeKeijzer, Etten-Leur, NL;
Rene Mulder, Etten-Leur, NL;
Joe Berry, Cypress, TX (US);
Varco I/P, Inc., Houston, TX (US);
Abstract
An apparatus for handling a pipe having a body, the body defining an open throat that is adapted to receive a pipe, a plurality of jaws hingedly mounted to the body that are adapted to engage a pipe while preventing the pipe from engaging the body, each of the jaws defining a concave portion that is adapted to engage the pipe, the apparatus further including respective over-center mechanisms that are arranged between and operatively coupled to the body and each one of the plurality of jaws, each respective over-center mechanism being adapted to inhibit a respective one of the plurality of jaws from closing when jaws are open and to inhibit a respective one of the plurality of jaws from opening and disengaging from a pipe when the jaws are closed on the pipe.