THREADFORM LOCKING DEVICE AND METHODS

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20140255123A1
SERIAL NO

13790891

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Locking devices and methods are described. The locking device includes a non-resilient locking threadform that is expandable and a threaded expander. The threadform includes a threaded exterior portion and an axially-oriented, threaded interior recess at a proximal end of the threadform. The threaded exterior portion has a length and is configured to connect two articles in an axial direction. The threaded expander has a threaded exterior that is oversized relative to the threaded interior recess so as to expand the threaded exterior portion radially as the threaded expander is positioned in the threaded interior recess.

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Patent Owner(s)

Patent OwnerAddress
CANRIG DRILLING TECHNOLOGY LTD14703 F M 1488 MAGNOLIA TX 77354

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
WEINTRAUB, Preston Spring, US 19 95

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