ZA782783B - Improvements in and relating to fan blade assemblies for box fans - Google Patents

Improvements in and relating to fan blade assemblies for box fans

Info

Publication number
ZA782783B
ZA782783B ZA00782783A ZA782783A ZA782783B ZA 782783 B ZA782783 B ZA 782783B ZA 00782783 A ZA00782783 A ZA 00782783A ZA 782783 A ZA782783 A ZA 782783A ZA 782783 B ZA782783 B ZA 782783B
Authority
ZA
South Africa
Prior art keywords
relating
fan blade
blade assemblies
box fans
fans
Prior art date
Application number
ZA00782783A
Other languages
English (en)
Inventor
E Brattstrom
Original Assignee
Allware Agencies Ltd
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 Allware Agencies Ltd filed Critical Allware Agencies Ltd
Publication of ZA782783B publication Critical patent/ZA782783B/xx

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00Pumping installations or systems
    • F04D25/02Units comprising pumps and their driving means
    • F04D25/08Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • F04D25/12Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit being adapted for mounting in apertures
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/26Rotors specially for elastic fluids
    • F04D29/32Rotors specially for elastic fluids for axial flow pumps
    • F04D29/38Blades
    • F04D29/384Blades characterised by form
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S416/00Fluid reaction surfaces, i.e. impellers
    • Y10S416/03Sheet metal

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
ZA00782783A 1977-05-31 1978-05-16 Improvements in and relating to fan blade assemblies for box fans ZA782783B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/802,040 US4142844A (en) 1977-05-31 1977-05-31 Fan blade assemblies for box fans

Publications (1)

Publication Number Publication Date
ZA782783B true ZA782783B (en) 1979-05-30

Family

ID=25182681

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00782783A ZA782783B (en) 1977-05-31 1978-05-16 Improvements in and relating to fan blade assemblies for box fans

Country Status (15)

Country Link
US (1) US4142844A (xx)
JP (1) JPS546607U (xx)
AR (1) AR219751A1 (xx)
AU (1) AU514472B2 (xx)
BR (1) BR7803456A (xx)
CA (1) CA1112222A (xx)
DE (1) DE7816332U1 (xx)
ES (1) ES236341Y (xx)
FR (1) FR2393515A7 (xx)
GB (2) GB1604099A (xx)
GR (1) GR62675B (xx)
IN (1) IN148751B (xx)
IT (1) IT7821972V0 (xx)
MX (1) MX145361A (xx)
ZA (1) ZA782783B (xx)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1141170B (it) * 1980-02-06 1986-10-01 Cofimco Sas Ventilatore assiale a pale non svergolate ed a trazione incrementata
US4671739A (en) * 1980-07-11 1987-06-09 Robert W. Read One piece molded fan
JPS6013994U (ja) * 1983-07-02 1985-01-30 マ−ベルト株式会社 多頭式型枠開閉装置
US4791713A (en) * 1985-10-15 1988-12-20 Airmaster Fan Company Fan blade fabrication system
US4826405A (en) * 1985-10-15 1989-05-02 Aeroquip Corporation Fan blade fabrication system
US4746271A (en) * 1987-03-25 1988-05-24 Hayes-Albion Corporation Synthetic fan blade
JPH062196B2 (ja) * 1988-06-27 1994-01-12 ジューキ株式会社 被縫製物の保持装置
DE9006174U1 (de) * 1990-05-31 1991-10-10 Papst-Motoren GmbH & Co KG, 7742 St Georgen Axiallüfter mit zylindrischem Außengehäuse
DE4020742A1 (de) * 1990-06-29 1992-01-02 Behr Gmbh & Co Laufrad fuer einen ventilator
ES1038510Y (es) * 1997-10-27 1999-01-01 Electromecanica Cata S A Extractor de aire encastrable.
US6712584B2 (en) * 2000-04-21 2004-03-30 Revcor, Inc. Fan blade
US6814545B2 (en) * 2000-04-21 2004-11-09 Revcor, Inc. Fan blade
US6565320B1 (en) * 2000-11-13 2003-05-20 Borgwarner, Inc. Molded cooling fan
US6942457B2 (en) * 2002-11-27 2005-09-13 Revcor, Inc. Fan assembly and method
JP4679074B2 (ja) * 2004-05-19 2011-04-27 アイシン化工株式会社 冷却ファン
WO2007064314A1 (en) * 2005-11-29 2007-06-07 Revcor, Inc. Fan blade and blade assembly
US20070122287A1 (en) * 2005-11-29 2007-05-31 Pennington Donald R Fan blade assembly
US7713030B2 (en) * 2005-12-12 2010-05-11 International Business Machines Corporation Fan with improved heat dissipation
US20070269316A1 (en) * 2006-05-18 2007-11-22 Williams Andrew D Turbine blade with trailing edge cutback and method of making same
BRMU9000966Y1 (pt) * 2010-05-19 2018-06-26 Seb Do Brasil Produtos Domésticos Ltda. Disposição introduzida em pá de hélice para ventilador
US20160003487A1 (en) * 2013-02-22 2016-01-07 Hitachi Appliances, Inc. Propeller Fan and Air Conditioner Equipped with the Same
US20220290680A1 (en) * 2021-03-12 2022-09-15 Milwaukee Electric Tool Corporation Adjustable fan assembly

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1506937A (en) * 1923-03-09 1924-09-02 Tom Moore Blade
US1775863A (en) * 1928-11-19 1930-09-16 Arlow W Miner Carton
US2097389A (en) * 1932-07-07 1937-10-26 Mey Rene De Fan blade or the like
US2011821A (en) * 1933-08-28 1935-08-20 Federal Mogul Corp Propeller wheel
US1991095A (en) * 1933-10-14 1935-02-12 Westinghouse Electric & Mfg Co Silent pressure fan
US2023111A (en) * 1934-07-31 1935-12-03 Westinghouse Electric & Mfg Co Silent fan
US2212041A (en) * 1939-06-08 1940-08-20 Iig Electric Ventilating Compa Fan wheel
US2240597A (en) * 1939-06-13 1941-05-06 Westinghouse Electric & Mfg Co Fan blade
US2460902A (en) * 1945-03-09 1949-02-08 Vornado Trust Propeller
US2578806A (en) * 1949-06-04 1951-12-18 Johnson Lawrence Propeller
AU459701B2 (en) * 1968-10-25 1975-03-18 Electric fans

Also Published As

Publication number Publication date
JPS546607U (xx) 1979-01-17
AU514472B2 (en) 1981-02-12
IT7821972V0 (it) 1978-05-30
ES236341Y (es) 1978-12-01
IN148751B (xx) 1981-05-30
AU3269778A (en) 1979-08-02
GB1604098A (en) 1981-12-02
ES236341U (es) 1978-08-01
CA1112222A (en) 1981-11-10
GB1604099A (en) 1981-12-02
MX145361A (es) 1982-01-27
GR62675B (en) 1979-05-22
FR2393515A7 (fr) 1978-12-29
DE7816332U1 (de) 1978-11-09
AR219751A1 (es) 1980-09-15
US4142844A (en) 1979-03-06
BR7803456A (pt) 1979-03-13

Similar Documents

Publication Publication Date Title
ZA782783B (en) Improvements in and relating to fan blade assemblies for box fans
JPS57400A (en) Fan blade
GB2033022B (en) Turbomachinery blade
JPS5612002A (en) Turbine blade
JPS5465209A (en) Cooling type rotor blade
IL54454A (en) Fan blade for wind machine
GB2014657B (en) Axial-flow fan
GB2058943B (en) Cooling fan assemblies
GB2065236B (en) Rotor blade shroud
JPS53136709A (en) Fan blade assembly and its coupling
GB2035026B (en) Rotor and rotor arrangement for power harrow
ZA772356B (en) Improvements in or relating to air conditioners
ZA784607B (en) An improvement in or relating to dry cooling power plant system
ZA782311B (en) Improvements in and relating to pulley assemblies
GB2038997B (en) Fan assemblies
JPS5344913A (en) Rotors for fans
GB2006338B (en) Fan rotor
MY8000174A (en) Improvements in or relating to electric fans
JPS53126512A (en) Rotor blade
JPS55107005A (en) Turbine blade
GB2017221B (en) Turbo compressor unit
ZA773282B (en) Improvements in or relating to ventilators
JPS557982A (en) Cooling fan
AU6530680A (en) Fan blade assemblies for box fans
JPS5290153A (en) Ventilating fan with simultaneous for withdrawing and exhausting with single fan