Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Bjoern Thiemann0
Martin Liess0
Jan Rothe0
Georg Zimbelmann0
Date of Patent
July 2, 2019
Patent Application Number
15357823
Date Filed
November 21, 2016
Patent Citations Received
Patent Primary Examiner
Patent abstract
A tong assembly includes a power tong, a backup tong, and a carriage assembly operatively connecting the power tong and the backup tong. The carriage assembly includes a movable trolley assembly. The movable trolley assembly is axially located between the power tong and the backup tong. The movable trolley assembly is supported by the power tong. The movable trolley assembly is configured to axially move the power tong and backup tong relative to each other.
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