| 摘要 |
PCT No. PCT/CH80/00006 Sec. 371 Date Sep. 19, 1980 Sec. 102(e) Date Sep. 19, 1980 PCT Filed Jan. 15, 1980 PCT Pub. No. WO80/01482 PCT Pub. Date Jul. 24, 1980.The spray head consists of a body in which two similar superposed and coupled valves are mounted (16,27). The shank (12) of the upper valve is rigid with a control knob (5) provided with a nozzle (14). The body further encloses a pressure-reducing device. The body has an orifice (36) connecting a compressed-gas reservoir to the lower valve, an orifice connecting the pressure-reducing device to the vessel and an orifice (23) connecting the vessel to the upper valve. The pressure-reducing device comprises a slide-type regulation valve. The spray head may be secured detachably or not to the compressed air reservoir, and also to the vessel. |
