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Jozeph Hendrik Junior Storm
Sjuck Gerrold Van Weld Rengers
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Publication of GB191421508ApublicationCriticalpatent/GB191421508A/en
F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
F04D—NON-POSITIVE-DISPLACEMENT PUMPS
F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
F04D17/08—Centrifugal pumps
F04D17/16—Centrifugal pumps for displacing without appreciable compression
F04D17/168—Pumps specially adapted to produce a vacuum
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Engineering & Computer Science
(AREA)
Mechanical Engineering
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General Engineering & Computer Science
(AREA)
Structures Of Non-Positive Displacement Pumps
(AREA)
Abstract
21,508. Storm, J. H., and Rengers, S. G. van Welderen, Baron. Jan. 29, [Convention date]. Rotary-chamber fans.-A vacuum-producing fan comprises a rotary drum 1 having peripheral openings 2, which may be partly covered by inclined plates. The drum has no outer casing. The hollow shaft 5 connects with the suction pipe, which is fitted with a stop valve 6 and a pressure gauge 8.
GB191421508D1914-01-291914-10-26Improved Centrifugal Apparatus for Producing a Vacuum.
ExpiredGB191421508A
(en)