FR2027750A1 - - Google Patents

Info

Publication number
FR2027750A1
FR2027750A1 FR7000075A FR7000075A FR2027750A1 FR 2027750 A1 FR2027750 A1 FR 2027750A1 FR 7000075 A FR7000075 A FR 7000075A FR 7000075 A FR7000075 A FR 7000075A FR 2027750 A1 FR2027750 A1 FR 2027750A1
Authority
FR
France
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.)
Withdrawn
Application number
FR7000075A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NAT RES DEV
National Research Development Corp UK
Original Assignee
NAT RES DEV
National Research Development Corp UK
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 NAT RES DEV, National Research Development Corp UK filed Critical NAT RES DEV
Publication of FR2027750A1 publication Critical patent/FR2027750A1/fr
Withdrawn legal-status Critical Current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)
FR7000075A 1969-01-03 1970-01-02 Withdrawn FR2027750A1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
FR2027750A1 true FR2027750A1 (enrdf_load_stackoverflow) 1970-10-02

Family

ID=9706471

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7000075A Withdrawn FR2027750A1 (enrdf_load_stackoverflow) 1969-01-03 1970-01-02

Country Status (3)

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

Families Citing this family (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
GB1265761A (enrdf_load_stackoverflow) 1972-03-08
DE2000063A1 (de) 1970-07-23

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Legal Events

Date Code Title Description
ST Notification of lapse