Wrench having a positioning device

Tools – Wrench – screwdriver – or driver therefor – Rigid jaws

Patent

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Details

811247, 811771, B25B 1306

Patent

active

052555780

ABSTRACT:
A wrench includes a positioning device for engagement with an object to be driven in order to retain the object in place relative to the head portion of the wrench. The positioning device includes a protrusion formed on the head portion, a depression formed in the protrusion, a spring and a stub received in the depression. The stub is biased outward of the protrusion for engagement with the object.

REFERENCES:
patent: 3447405 (1969-06-01), Lennon et al.
patent: 4823652 (1989-04-01), Morrissey et al.

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