Tools – Wrench – screwdriver – or driver therefor – Having work engaging and force exerting portion inserted...
Patent
1991-02-05
1993-06-08
Arola, Dave W.
Tools
Wrench, screwdriver, or driver therefor
Having work engaging and force exerting portion inserted...
8117615, 285 39, 285421, 403367, B25B 2300
Patent
active
052169413
ABSTRACT:
A tool is provided for securing a fastening device in the shape of an outer clamping sleeve member with an internal thread, and an inner clamping sleeve member with an external thread, said clamping sleeve members being mutually rotatable. Wrench mounts are provided on the device, such as teeth and slots, and the securing tool, which is complementary, is inserted to engage the teeth and slots for mutual turning of the clamping sleeve members. A lock pin is also disclosed, which is received in adjacent slots of the sleeve members to prevent movement of one relative to the other.
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