Patent ID: 7415897

Claim:
An electronic torque wrench comprising: a main body having a head portion, and a handle portion connected to said head portion, said handle portion having a tubular wall, and a receiving space defined by said tubular wall, said tubular wall having a through hole communicated with said receiving space; a strain sensor unit disposed in said head portion; an indicator unit disposed in said receiving space, and including a moving unit, said moving unit having a touching member aligned with said through hole and movable between a first position, where said touching member protrudes outwardly of said through hole, and a second position, where said touching member retracts into said through hole; and a controlling unit disposed in said main body and connected electrically to said strain sensor unit and said moving unit, said controlling unit actuating said touching member when said strain sensor unit detects a torque that is larger than a reference torque level.