GB368204A - Improvements in or relating to fans, ventilators, or the like - Google Patents

Improvements in or relating to fans, ventilators, or the like

Info

Publication number
GB368204A
GB368204A GB26391/31A GB2639131A GB368204A GB 368204 A GB368204 A GB 368204A GB 26391/31 A GB26391/31 A GB 26391/31A GB 2639131 A GB2639131 A GB 2639131A GB 368204 A GB368204 A GB 368204A
Authority
GB
United Kingdom
Prior art keywords
ventilators
fans
relating
stockholm
sept
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
GB26391/31A
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.)
SPONTAN AB
Original Assignee
SPONTAN 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 SPONTAN AB filed Critical SPONTAN AB
Publication of GB368204A publication Critical patent/GB368204A/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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/38—Blades
    • F04D29/382—Flexible blades

Landscapes

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

Abstract

368,204. Screw fan blades. AKTIEBOLAGET SPONTAN, 2, Norrmalmstorg, Stockholm.-(Assignees of Ljungstrom, F. ; Liding÷, Stockholm.) Sept. 21, 1931, No. 26391. Convention date, Sept. 22, 1930. [Class 110 (i).] Flexible fan blades are formed from strips of fabric, rubber or leather 12 the ends of which are passed through oblique hub slots 13 and riveted together.
GB26391/31A 1930-09-22 1931-09-21 Improvements in or relating to fans, ventilators, or the like Expired GB368204A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1868113X 1930-09-22

Publications (1)

Publication Number Publication Date
GB368204A true GB368204A (en) 1932-03-03

Family

ID=20423828

Family Applications (1)

Application Number Title Priority Date Filing Date
GB26391/31A Expired GB368204A (en) 1930-09-22 1931-09-21 Improvements in or relating to fans, ventilators, or the like

Country Status (5)

Country Link
US (1) US1868113A (en)
AT (1) AT135580B (en)
CH (1) CH161641A (en)
FR (1) FR724382A (en)
GB (1) GB368204A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3990808A (en) * 1975-11-24 1976-11-09 Boris Isaacson Inflatable blower

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2491026A (en) * 1946-06-01 1949-12-13 John H Beckert Air circulating fan
US2791373A (en) * 1956-03-16 1957-05-07 John D Wilcox Safety guard for electric fans
US3197129A (en) * 1962-07-23 1965-07-27 Knapp Monarch Co Electric fan construction
US4095918A (en) * 1975-10-15 1978-06-20 Mouton Jr William J Turbine wheel with catenary blades
US4547126A (en) * 1983-12-08 1985-10-15 Jackson Samuel G Fan impeller with flexible blades
NL8902346A (en) * 1989-09-20 1991-04-16 Jacob Van De Laar DEVICE FOR MOVING FLUIDA.
US5110261A (en) * 1990-07-05 1992-05-05 Hunter Fan Company Fan blade
US5584656A (en) * 1995-06-28 1996-12-17 The Scott Fetzer Company Flexible impeller for a vacuum cleaner
US5642986A (en) * 1995-06-28 1997-07-01 The Scott Fetzer Company Flexible impeller with one-piece hub
DE60139508D1 (en) * 2001-01-26 2009-09-17 Minoru Yoshida TURBOMACHINE
US6948910B2 (en) 2002-07-12 2005-09-27 Polacsek Ronald R Spiral-based axial flow devices
US7648339B1 (en) 2004-08-30 2010-01-19 Vornado Air Circulation Systems, Inc. Fabric fan blades
US7354246B2 (en) * 2005-10-26 2008-04-08 Hewlett-Packard Development Company, L.P. Electronics cooling fan with collapsible fan blade
CA2651931A1 (en) * 2006-05-10 2007-11-22 Viryd Technologies Inc. Fluid energy converter
US8894377B2 (en) * 2010-10-06 2014-11-25 Jeffrey Alan Greenberg Folding personal fan
US20140161622A1 (en) * 2012-12-10 2014-06-12 Gregory Charles Sharrow Propeller
US9926058B2 (en) 2012-12-10 2018-03-27 Sharrow Engineering Llc Propeller
US9909590B1 (en) * 2013-03-15 2018-03-06 The L.D. Kichler Co. Compact ceiling fans
CN104340348A (en) * 2013-07-31 2015-02-11 应用热流分析中心股份有限公司 Combined propeller blade structure
AT515865B1 (en) * 2014-06-11 2016-10-15 Thomas Dipl Ing Euler-Rolle Axial
PL3426552T3 (en) * 2016-05-27 2021-12-13 Sharrow Engineering Llc Propeller
USD987545S1 (en) 2017-05-25 2023-05-30 Sharrow Engineering Llc Propeller
DE102017221194A1 (en) * 2017-11-27 2019-05-29 BSH Hausgeräte GmbH Mixer Knife
USD895097S1 (en) * 2018-05-25 2020-09-01 Eileen Grays LLC Ceiling fixture
EP3803099A4 (en) * 2018-06-06 2022-03-02 Bondestam, Marten Rotor
USD1019928S1 (en) * 2021-03-23 2024-03-26 Hoteck Inc. Ceiling fan blade
USD1029041S1 (en) 2021-04-21 2024-05-28 Sharrow Engineering Llc Duo-propeller
CN116950925A (en) * 2023-07-04 2023-10-27 广东宏伙控股集团有限公司 High-strength hollow fan blade and fan using same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3990808A (en) * 1975-11-24 1976-11-09 Boris Isaacson Inflatable blower

Also Published As

Publication number Publication date
CH161641A (en) 1933-05-15
AT135580B (en) 1933-11-25
FR724382A (en) 1932-04-26
US1868113A (en) 1932-07-19

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