Patent ID: 7308995

Claim:
A nailing machine comprising: a striking mechanism including a piston integrally coupled with a driver for striking a nail and a cylinder slidably accommodating the piston; a housing accommodating the striking mechanism and attached with a nose portion for slidably guiding the driver at a front end thereof; a start valve for driving the striking mechanism by supplying compressed air into the cylinder and returning the striking mechanism to an initial position by exhausting the compressed air in the cylinder; a trigger lever operated by the of a user finger; a contact arm operated by bringing the nose portion into contact with a work; a contact lever, wherein one end side of the contact lever is axially supported pivotably, an operating end on another end of the contact lever is arranged to be opposed to an upper end of the contact arm, and the contact lever is operated to pivot by operating the trigger lever and the contact arm; a valve stem provided at the start valve and operated by the contact lever; a switch operating member provided at a front end portion of the contact arm for setting to switch a single striking mode and a continuous striking mode; and a pivot restricting mechanism for restricting the contact lever from being pivoted to maintain the valve stem to maintain a state of operating to make the start valve ON when the switch operating member is set to be switched to the single striking mode.