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Machine translation
1. (WO1981000064) PNEUMATIC DIAPHRAGM VALVE PULSATOR
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/1981/000064    International Application No.:    PCT/SE1980/000184
Publication Date: 22.01.1981 International Filing Date: 01.07.1980
IPC:
F15B 21/12 (2006.01), G10K 9/04 (2006.01)
Applicants:
Inventors:
Priority Data:
7905798 03.07.1979 SE
Title (EN) PNEUMATIC DIAPHRAGM VALVE PULSATOR
(FR) GENERATEUR D"IMPULSIONS PNEUMATIQUE A DIAPHRAGME
Abstract: front page image
(EN)The pulsator comprises a housing (10, 11) with a diaphragm (12) clamped therein, which engages at one side thereof a seat (15) between an inlet compartment (16) and an outlet compartment (18) for pressurized gas. At the other side of the diaphragm there is a back pressure compartment (20) in the housing. The back pressure compartment has a choked connection with the inlet compartment (connection 21; 33, 34) as well as the outlet compartment (connection 22, 24, 25). In said latter connection (23) a shut-off valve (23) is provided.
(FR)Le generateur d"impulsions comprend une enceinte (10, 11) avec un diaphragme (12) qui y est fixe, ce diaphragme cooperant sur l"une de ses faces avec un siege (15) entre un compartiment d"admission (16) et un compartiment d"echappement (18) du gaz pressurise. Sur l"autre face du diaphragme se trouve un compartiment de contre-pression (20) situe dans l"enceinte. Le compartiment de contre-pression est relie par une conduite pourvue d"un etranglement avec compartiment d"admission (liaison 21; 33, 34) ainsi qu"au compartiment d"echappement (liaison 22, 24, 25). Dans cette derniere liaison (23) une vanne de fermeture (23) est prevue.
Designated States:
Publication Language: English (EN)
Filing Language: English (EN)