Head bolt and driver therefore

Expanded – threaded – driven – headed – tool-deformed – or locked-thr – Including settable material – Adhesive encapsulated

Patent

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Details

411258, 411410, 81125, 81451, B25B 1348, F16B 2300

Patent

active

052498999

ABSTRACT:
A head bolt and associated socket includes a head portion associated with the bolt configured for enhanced grasping thereof by a complementary tool member. A first and second multifaceted stepped torque application head surface of the head bolt are utilized for the spreading of torque loads to the head surfaces of the bolt minimizing distortion by or deformation of the head surfaces during torquing. A modified aspect of the invention includes an adhesive sealing fluid contained within the head bolt selectively utilized and directed by the socket.

REFERENCES:
patent: 48027 (1865-05-01), Park
patent: 3283638 (1966-11-01), Ansingh
patent: 3396765 (1968-08-01), Ridenour
patent: 3472301 (1969-10-01), Pearce
patent: 3550484 (1970-12-01), Pecoraro
patent: 4242932 (1981-01-01), Barmore
patent: 4601614 (1986-07-01), Lane
patent: 4860513 (1989-08-01), Whitman

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