초록 ▼

A muffler (30) for quieting exhaust expelled from a pneumatic hand tool (10) having a handle (12), an air intake port, and an exhaust port. The muffler (30) includes an inner tube with a plurality of holes, a number of washers (36) positioned longitudinally about the inner tube (32) at the location

A muffler (30) for quieting exhaust expelled from a pneumatic hand tool (10) having a handle (12), an air intake port, and an exhaust port. The muffler (30) includes an inner tube with a plurality of holes, a number of washers (36) positioned longitudinally about the inner tube (32) at the location of the plurality of holes, and a flexible outer sleeve (34) positioned about the combination of washers (36) and inner tube (32). The inner tube includes a proximal end adapted to connect to the pneumatic hand tool exhaust port. During use, exhaust air pass from the hand tool (10) out the exhaust port, into the inner tube, out the inner tube holes, into the washers, through the washers, and out the flexible outer sleeve.

대표청구항 ▼

[ The embodiments of the invention in which an exclusive property or privilege is claimed are defined as follows:] [1.] A muffler for quieting exhaust expelled from a pneumatic hand tool, the hand tool having a handle with an exhaust port, the muffler comprising:(a) an inner tube having a plurality

[ The embodiments of the invention in which an exclusive property or privilege is claimed are defined as follows:] [1.] A muffler for quieting exhaust expelled from a pneumatic hand tool, the hand tool having a handle with an exhaust port, the muffler comprising:(a) an inner tube having a plurality of holes, the inner tube including a proximal end having exterior threads adapted to connect to mating threads formed in the pneumatic hand tool exhaust port;(b) a number of absorptive washers positioned longitudinally about the inner tube at the location of the plurality of holes; and(c) an outer sleeve positioned about the combination of washers and inner tube, the outer sleeve being formed from a breathable fabric material thus providing a plurality of passages through which air may pass;wherein during use, exhaust air passes from the hand tool out the exhaust port, into the inner tube, out the inner tube plurality of holes, through the washers, and out the outer sleeve passages.