VENTILANORDNUNG

摘要

PCT No. PCT/GB93/01458 Sec. 371 Date Jan. 6, 1995 Sec. 102(e) Date Jan. 6, 1995 PCT Filed Jul. 13, 1993 PCT Pub. No. WO94/01347 PCT Pub. Date Jan. 20, 1994A valve assembly for a pressurized aerosol container which has a neutral bias. The valve may be of the metered dose type and is preferably springless. Containers equipped with such valves may be employed in breath actuated dispensing devices with simplified mechanisms since it is not necessary to overcome any biasing force within the valve.