Patent ID: 6607008
Filing Date: 2003-08-19
Classification: B06B,F16K,F26B,G10K,Y10T

Abstract:
Pulsating vibration air generation means comprising;a cylindrical casing having an air supply port connected with an air source and a wave transmission port, and a drum type rotary valve constructed rotatably in said casing, wherein; said air supply port is provided on a circumferential surface of said casing and is located where a circumferential surface of said rotary valve is positioned when said rotary valve is contained in said casing, said wave transmission port provided for said casing is located apart from where the circumferential surface of said rotary valve is positioned when said rotary valve is contained in said casing, said drum type rotary valve is comprised of a rotary support shaft at a center axis of said rotary valve, one end of said rotary valve is opened, another end of said rotary valve is closed, at least one ventilation window is provided at the circumferential surface of said rotary valve, said rotary valve is contained in said casing in such a manner that said open end of said rotary valve faces to said wave transmission port of said casing, and said at least one ventilation window provided at the circumferential surface of said rotary valve is designed to intermittently meet said air supply port provided on the circumferential surface of said casing according to rotation of said valve when rotary drive means is connected with said rotary support shaft and said rotary drive means is driven so as to rotate said rotary valve in said casing.