Patent · US Active

Clamping and breaking device

US7997167B2 · kind B2 · utility

15Cited by

46References

20Claims

0Family size

Assignee

Longyear TM, Inc. · US

Inventors

Christof Kruse · Wenden, DE
Stefan Wrede · Kirchhundem, DE

Key dates

Filing date	Aug 25, 2008
Grant date	Aug 16, 2011
Priority date	—
Expiry date	Oct 20, 2028

Classification

Technology area (CPC E)Fixed Constructions
CPC primaryE21B19/161
WIPO fieldCivil engineering
WIPO sectorOther fields

Abstract

A system for clamping and breaking threaded tubular members includes a clamping device configured to grip a threaded tubular member. The clamping device further includes a housing and a base mount associated with the housing. A breaking device can be provided to grip and rotate a threaded tubular member, the breaking device further including a housing and a base mount associated with the housing in which the base mount of clamping device and the base mount of the breaking device are configured to be mounted independently to at least one support structure.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.