Patent ID: 6311586
Filing Date: 2001-11-06
Classification: B25B

Abstract:
A self-clamping wrench comprising:a fixed portion including a handle and a fixed clamping jaw attached thereto;a mobile clamping jaw disposed on one side of the fixed portion and pivotably mounted to the fixed portion for swinging movement toward and away from the fixed clamping jaw between closed and open positions, respectively; andan actuating portion including:a hand lever disposed on the same side of the fixed portion as the mobile clamping jaw and pivotably mounted to the fixed portion for swinging movement between an open position for opening the mobile clamping jaw, and a closed position for closing the mobile clamping jaw, anda spring arrangement for applying a biasing force for biasing the mobile clamping jaw and the hand lever toward their respective open positions, wherein said spring transmits a jaw-closing force from the hand lever to the mobile jaw in response to the hand lever being swung toward its closed position against the biasing force.