GB1265761A - - Google Patents

Info

Publication number
GB1265761A
GB1265761A GB55769A GB1265761DA GB1265761A GB 1265761 A GB1265761 A GB 1265761A GB 55769 A GB55769 A GB 55769A GB 1265761D A GB1265761D A GB 1265761DA GB 1265761 A GB1265761 A GB 1265761A
Authority
GB
United Kingdom
Prior art keywords
flow
blades
aperture
apertures
blade
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.)
Expired
Application number
GB55769A
Other languages
English (en)
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 filed Critical
Publication of GB1265761A publication Critical patent/GB1265761A/en
Expired 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
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/68—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers
    • F04D29/681—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps
    • F04D29/684—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps by fluid injection
    • 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
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/38—Blades
    • F04D29/384—Blades characterised by form

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
GB55769A 1969-01-03 1969-01-03 Expired GB1265761A (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB55769 1969-01-03

Publications (1)

Publication Number Publication Date
GB1265761A true GB1265761A (OSRAM) 1972-03-08

Family

ID=9706471

Family Applications (1)

Application Number Title Priority Date Filing Date
GB55769A Expired GB1265761A (OSRAM) 1969-01-03 1969-01-03

Country Status (3)

Country Link
DE (1) DE2000063A1 (OSRAM)
FR (1) FR2027750A1 (OSRAM)
GB (1) GB1265761A (OSRAM)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4422824A (en) * 1982-03-29 1983-12-27 Eisenhardt Jr Charles A Germicidal ceiling fan blade
US5341565A (en) * 1993-06-15 1994-08-30 William Kuryliw Method of securing a filter element to a blade of a fan
US5564901A (en) * 1993-12-14 1996-10-15 The Moore Company Low noise fan

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4422824A (en) * 1982-03-29 1983-12-27 Eisenhardt Jr Charles A Germicidal ceiling fan blade
US5341565A (en) * 1993-06-15 1994-08-30 William Kuryliw Method of securing a filter element to a blade of a fan
US5564901A (en) * 1993-12-14 1996-10-15 The Moore Company Low noise fan

Also Published As

Publication number Publication date
FR2027750A1 (OSRAM) 1970-10-02
DE2000063A1 (de) 1970-07-23

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees