E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 19/24 (2006.01) E21B 41/00 (2006.01)
Patent
CA 2705813
A control apparatus to receive a tubular member includes a contact member configured to engage the tubular member, and a control mechanism operably coupled to the contact member, wherein the control mechanism is configured to dampen movement of at least one of the tubular member and the contact member as the tubular member engages the contact member.
L'invention concerne un appareil de commande pour recevoir un organe tubulaire comprenant un organe de contact configuré pour s'engager dans l'organe tubulaire, et un mécanisme de commande couplé de façon opérationnelle à l'organe de contact, le mécanisme de commande étant configuré pour amortir un mouvement d'au moins un élément parmi l'organe tubulaire et l'organe de contact lorsque l'organe tubulaire s'engage dans l'organe de contact.
Brown Dougal Hugo
Buytaert Jean P.
Laitolais Burney J. Jr.
Stokes David
Borden Ladner Gervais Llp
Frank's International Inc.
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