Internal impacted screw-locking pellet

Details Internal impacted screw-locking pellet Internal impacted screw-locking pellet

1993-07-26

1994-11-01

Wilson, Neill R.

Expanded, threaded, driven, headed, tool-deformed, or locked-thr

Having separate expander means

Having securing element projecting through aperture in sleeve

411 82, 411294, 411304, F16B 1304, F16B 3902, F16B 3934

Patent

active

053603028

ABSTRACT:
An elongate fastener having an engaging surface engageable with an engaging surface of a fastener's mate includes a hole extending through a portion of the fastener and having a top opening and a bottom floor, a locking pellet disposed near the bottom floor, a discharge channel communicating between the pellet and through the engaging surface of the fastener and opening out toward the engaging surface of the fastener's mate, and an impact pin in the hole having a top portion protruding through the top opening and a bottom portion near the locking pellet, whereby the pin drives the locking pellet through the discharge channel against the engaging surfaces of the fastener and the fastener's mate whereby to lock the fastener against the fastener's mate.

REFERENCES:
patent: 299447 (1884-05-01), Williams
patent: 1087299 (1914-02-01), Kennedy
patent: 1921794 (1933-08-01), Tomkinson
patent: 3319209 (1967-05-01), Reyenga
patent: 3434743 (1969-03-01), Boeker
patent: 4655659 (1987-04-01), Lemke
patent: 5249899 (1993-10-01), Wilson

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