SE369949BSE13938/72ASE1393872ASE369949BSE 369949 BSE369949 BSE 369949BSE 13938/72 ASE13938/72 ASE 13938/72ASE 1393872 ASE1393872 ASE 1393872ASE 369949 BSE369949 BSE 369949B
Authority
SE
Sweden
Application number
SE13938/72A
Inventor
N Wahlund
R Wallen
Original Assignee
Bahco Ventilation Ab
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 filed by Bahco Ventilation AbfiledCriticalBahco Ventilation Ab
Priority to SE13938/72ApriorityCriticalpatent/SE369949B/xx
Publication of SE369949BpublicationCriticalpatent/SE369949B/xx
F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
F04D—NON-POSITIVE-DISPLACEMENT PUMPS
F04D29/00—Details, component parts, or accessories
F04D29/26—Rotors specially for elastic fluids
F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
F04D29/281—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers
F04D29/282—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers the leading edge of each vane being substantially parallel to the rotation axis
F04D29/283—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers the leading edge of each vane being substantially parallel to the rotation axis rotors of the squirrel-cage type
