F - Mech Eng,Light,Heat,Weapons – 16 – B
Patent
F - Mech Eng,Light,Heat,Weapons
16
B
F16B 31/04 (2006.01) F16B 37/08 (2006.01)
Patent
CA 2576644
A unibody hydraulic nut for tensioning multiple threaded fasteners includes an unibody containing two or more pistons to generate a clamping load, castellated locking collars with angled vertical castellations to engage a socket with matching castellations to enable easy turning by remotely operated means to capture the clamping load, internal hydraulic ports contained within the unibody linking each piston, seals to maintain the hydraulic pressure within the multiple annular pressure areas and an external hydraulic pressure port extending through the hydraulic nut unibody to the first pressure area and adapted to be connected to an external pressure source
Britton Gordon P.
Hughes David
Brouillette & Associes/partners
Integra Technologies Ltd
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