Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filedfiledCritical
Application grantedgrantedCritical
Publication of FR536496ApublicationCriticalpatent/FR536496A/fr
F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
F04D—NON-POSITIVE-DISPLACEMENT PUMPS
F04D29/00—Details, component parts, or accessories
F04D29/40—Casings; Connections of working fluid
F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
F04D29/44—Fluid-guiding means, e.g. diffusers
F04D29/46—Fluid-guiding means, e.g. diffusers adjustable
F04D29/462—Fluid-guiding means, e.g. diffusers adjustable especially adapted for elastic fluid pumps
F04D29/464—Fluid-guiding means, e.g. diffusers adjustable especially adapted for elastic fluid pumps adjusting flow cross-section, otherwise than by using adjustable stator blades
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
General Engineering & Computer Science
(AREA)
FR536496D1920-06-121921-06-06Dispositif pour accroître et régler la pression dans les ventilateurs centrifuges
ExpiredFR536496A
(fr)