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Publication numberUS1983201 A
Publication typeGrant
Publication dateDec 4, 1934
Filing dateMar 7, 1932
Priority dateMar 7, 1931
Publication numberUS 1983201 A, US 1983201A, US-A-1983201, US1983201 A, US1983201A
InventorsRijswijk Willem Van
Original AssigneeBbc Brown Boveri & Cie
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Rotary blower blade
US 1983201 A
Abstract  available in
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Claims  available in
Description  (OCR text may contain errors)
Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US2633390 *Aug 12, 1950Mar 31, 1953Ben Pearson IncMaterial handling fan
US2989004 *Feb 1, 1956Jun 20, 1961Borg WarnerHydraulic couplings
US3254831 *Apr 10, 1963Jun 7, 1966Bmw Triebwerkbau GmbhBlade ring structure
US3426965 *Jan 10, 1967Feb 11, 1969American Standard IncCentrifugal fan having removable blade section
US4028005 *Apr 16, 1975Jun 7, 1977Bruno EckImpeller blade reinforcement
US4236871 *Jan 3, 1978Dec 2, 1980Johnston Brothers (Engineering) LimitedCentrifugal fan impellers with blades secured between plates
US4795311 *Jun 20, 1986Jan 3, 1989Proizvodstvennoe Obiedinenie "Nevsky Zavod" Imeni V.I. LeninaCentrifugal compressor impeller
US4958987 *Jul 20, 1989Sep 25, 1990Precision Cutters, Inc.Materials handling fan impeller
US6220819 *Jan 12, 2000Apr 24, 2001Industrial Technology Research InstituteCentrifugal pump impeller
US8007240 *Nov 18, 2004Aug 30, 2011Daikin Industries, Ltd.Impeller of centrifugal fan and centrifugal fan disposed with the impeller
US20070098556 *Nov 18, 2004May 3, 2007Daikin Industries, Ltd.Impeller of centrifugal fan and centrifugal fan disposed with the impeller
U.S. Classification416/186.00R, 416/233, 29/889.72, 416/186.00A
International ClassificationF04D29/30
Cooperative ClassificationF04D29/30
European ClassificationF04D29/30