Patent ID: 8505797
Filing Date: 2013-08-13
Classification: B25C

Abstract:
1. A handle assembly for a sound-suppressed, powder-actuated stud driver, comprising: a housing with an open end and a closed end and a bore extending inwardly from the open end; a firing pin extending axially into the bore from the closed end of the housing; a first blocking pin movable into and out of the bore in an area near the closed end; a second blocking pin movable into and out of the bore in an area between the first blocking pin and the open end of the housing; a spring-loaded locking pin movable into and out of the bore; a handle lever having one end engaged with the first blocking pin and an intermediate portion engaged with the second blocking pin; and a safety switch movable between unarmed and armed positions wherein in the unarmed position the safety switch prevents movement of the first blocking pin out of the bore.