| 摘要 |
PURPOSE: A caulking gun is provided to easily set a caulk tube without a separate tool for cutting and pressing the tip of a nozzle cap. CONSTITUTION: A caulking gun comprises a body(110), a pressing member, an operation lever(130) and a trigger(140). The body comprises a guide groove(111), an installation groove(112), a support protrusion(113) and a handle(114). The pressing member comprises an operation bar(121), a pressure disk and a pressure plate(123). The operation bar passes through the guide groove and the installation groove of the body. The pressure disk is installed on an end of the operation bar and compresses a piston provided inside a caulk tube. The pressure plate is elastically installed with a compression spring(S) which is installed on the operation bar passing through the guide groove. The operation lever is installed on a side of the body and rotated on a hinge shaft. The trigger is installed on the operation bar passing through the rear part of the body. |
