Patent ID: 6216564
Filing Date: 2001-04-17
Classification: B25B,B25G

Abstract:
In a universal wrench having at least one openable wrench body attached at an end portion of a handle for positively holding fast a pan to be gripped, said wrench body being pivotable relative to said handle and having opposed gripping surfaces thereon; the wrench comprising:a shaft extending parallel to said gripping surfaces for pivotally mounting the wrench body on the handle,first and second jaws mounted to pivot about said shaft, the first and second jaws having the opposed gripping surfaces thereon which grip said part,a spring connected between a location on said handle and said first jaw for urging said first jaw into clamping position with said second jaw to grip said part;a guide provided on said first jaw and extending transverse to said gripping surfaces,a toothed rack on said second jaw and extending transverse gripping surfaces, said rack being guided for longitudinal displacement in said guide and having teeth directed towards said handle, anda series of teeth provided at said end portion of said handle, the teeth being arranged in a circular arc with a mid-point formed by said shaft and engaging with said teeth on said rack, whereby as the handle is pivoted with respect to the jaws, the jaws move toward and away from one another.