DE213970C - - Google Patents

Info

Publication number
DE213970C
DE213970C DENDAT213970D DE213970DA DE213970C DE 213970 C DE213970 C DE 213970C DE NDAT213970 D DENDAT213970 D DE NDAT213970D DE 213970D A DE213970D A DE 213970DA DE 213970 C DE213970 C DE 213970C
Authority
DE
Germany
Prior art keywords
centrifugal
blades
fan according
trailing edges
screw fan
Prior art date
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.)
Active
Application number
DENDAT213970D
Other languages
German (de)
Publication of DE213970C publication Critical patent/DE213970C/de
Active legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • 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
    • F04D29/30—Vanes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Discharge By Other Means (AREA)

Description

BERLttt. GEDRUCKT IN DER REICHSDRÜCKEREI.BERLttt. PRINTED IN THE REICHSDRÜCKEREI.

Claims (1)

Patent-Anspruch:Patent claim: 2020th Schleuder- und Schraubengebläse nach Patent 187799, dadurch gekennzeichnet, daß die Hinterkanten der Schaufeln voreilend angeordnet sind.Centrifugal and screw fan according to patent 187799, characterized in that the trailing edges of the blades are arranged leading.
DENDAT213970D Active DE213970C (en)

Publications (1)

Publication Number Publication Date
DE213970C true DE213970C (en)

Family

ID=475579

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT213970D Active DE213970C (en)

Country Status (1)

Country Link
DE (1) DE213970C (en)

Similar Documents

Publication Publication Date Title
DE2529541A1 (en) FAN WITH REDUCED NOISE GENERATION
EP0303924B1 (en) Fan rotor manufactured from a thin metal disc, and its production method
DE213970C (en)
DE20208410U1 (en) fan blades
EP0132793B1 (en) Transverse fan
DE10240126A1 (en) Fan device with increased airflow output
DE3314948A1 (en) VEHICLE GENERATOR
DE91228T1 (en) FAN HOUSING, FAN AND DEVICE PROVIDED WITH THIS FAN.
DE4206066A1 (en) Propeller or rotor blades - are designed to reduce eddies and air or water resistance and have toothed leading and trailing edges
DE10302597A1 (en) Blower with multiple impellers
DE697816C (en) Fan
DE2327125B2 (en) AXIAL FAN WITH HOUSING
EP0282790A3 (en) Rotor for windmill
DE2555200C3 (en) Axial compressor blade with a leading edge that is swept backwards
DE1111334B (en) Fan or centrifugal pump with housing
DE2165610C3 (en) Impeller for centrifugal fans
AT100244B (en) Screw propeller with slotted blades.
AT218664B (en) Impeller made of thermoplastic material for flow machines, in particular centrifugal fans
AT123705B (en) Device to avoid cavitation in centrifugal pumps for dripping liquids and high speeds.
US1462424A (en) Propeller screw
DE438357C (en) Manufacture of molds for cutting sheet metal
AT134041B (en) Device for grinding grain seeds.
DE191187C (en)
DE1428136C3 (en) Axial compressor, blower or fan
DE350936C (en) Fan for electrical machines with alternating direction of rotation