Cushion Device of Pneumatic Tool

Abstract

A cushion device of a pneumatic tool has a body, a cushion, and a piston assembly. The body includes a containing portion which has a bottom surface. The cushion is mounted in the containing portion of the body, is formed cylindrical, and has an axial direction, two end surfaces, an interior, an exterior, and at least one passage. The two end surfaces are separately located along the axial direction, and one of the two end surfaces abuts against the bottom surface of the containing portion. The at least one passage is disposed on the cushion, and communicates with the interior and the exterior. The piston assembly is movably mounted to the containing portion of the body and has a base and a cylinder. The base has an abutting portion abutting against the other one of the two end surfaces of the cushion. The cylinder is connected with the base.

Dependencies are inferred from the claim text.