HK1144058A2 - Mini wind turbine for toy and educational purposes - Google Patents

Mini wind turbine for toy and educational purposes

Info

Publication number
HK1144058A2
HK1144058A2 HK09110675.2A HK09110675A HK1144058A2 HK 1144058 A2 HK1144058 A2 HK 1144058A2 HK 09110675 A HK09110675 A HK 09110675A HK 1144058 A2 HK1144058 A2 HK 1144058A2
Authority
HK
Hong Kong
Prior art keywords
toy
wind turbine
educational purposes
mini wind
mini
Prior art date
Application number
HK09110675.2A
Inventor
Poon Ming Tak
Original Assignee
Jointiff 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 Jointiff Ltd filed Critical Jointiff Ltd
Priority to HK09110675.2A priority Critical patent/HK1144058A2/en
Priority to CN2010101931939A priority patent/CN102063828B/en
Priority to US12/813,283 priority patent/US20110116932A1/en
Priority to EP10167418.2A priority patent/EP2322794A3/en
Publication of HK1144058A2 publication Critical patent/HK1144058A2/en

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
    • G09B23/06—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics
    • G09B23/08—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for statics or dynamics
    • G09B23/12—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for statics or dynamics of liquids or gases
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D7/00—Controlling wind motors 
    • F03D7/02—Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor
    • F03D7/022—Adjusting aerodynamic properties of the blades
    • F03D7/0224—Adjusting blade pitch
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2250/00—Geometry
    • F05B2250/80—Size or power range of the machines
    • F05B2250/82—Micromachines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2260/00—Function
    • F05B2260/70—Adjusting of angle of incidence or attack of rotating blades
    • F05B2260/74—Adjusting of angle of incidence or attack of rotating blades by turning around an axis perpendicular the rotor centre line
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Educational Administration (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Computational Mathematics (AREA)
  • Algebra (AREA)
  • Educational Technology (AREA)
  • Mathematical Analysis (AREA)
  • Fluid Mechanics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Wind Motors (AREA)
HK09110675.2A 2009-11-13 2009-11-13 Mini wind turbine for toy and educational purposes HK1144058A2 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
HK09110675.2A HK1144058A2 (en) 2009-11-13 2009-11-13 Mini wind turbine for toy and educational purposes
CN2010101931939A CN102063828B (en) 2009-11-13 2010-06-07 Small wind-driven generator for toy and teaching
US12/813,283 US20110116932A1 (en) 2009-11-13 2010-06-10 Miniature wind turbine having variable blade pitch
EP10167418.2A EP2322794A3 (en) 2009-11-13 2010-06-25 Miniature wind turbine having variable blade pitch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HK09110675.2A HK1144058A2 (en) 2009-11-13 2009-11-13 Mini wind turbine for toy and educational purposes

Publications (1)

Publication Number Publication Date
HK1144058A2 true HK1144058A2 (en) 2011-01-21

Family

ID=43503075

Family Applications (1)

Application Number Title Priority Date Filing Date
HK09110675.2A HK1144058A2 (en) 2009-11-13 2009-11-13 Mini wind turbine for toy and educational purposes

Country Status (3)

Country Link
US (1) US20110116932A1 (en)
CN (1) CN102063828B (en)
HK (1) HK1144058A2 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103456251A (en) * 2012-05-29 2013-12-18 成都振中电气有限公司 Wind-solar complementary solar movable advertisement frame
US9057357B2 (en) 2013-03-11 2015-06-16 Lilu Energy, Inc. Split collar mountable wind turbine
US9046074B2 (en) 2013-03-11 2015-06-02 Lilu Energy, Inc. Split collar mountable wind turbine
US9562518B2 (en) 2014-04-29 2017-02-07 Lilu Energy, Inc. Mountable wind turbine
CN107339195B (en) * 2014-10-23 2019-09-13 苏州源源机械设备有限公司 A kind of control circuit board
US11486412B1 (en) * 2019-03-08 2022-11-01 Delta T, Llc Fan blade retention system and related methods
CN110335523B (en) * 2019-07-22 2022-01-18 酒泉职业技术学院(甘肃广播电视大学酒泉市分校) Fan model capable of automatically changing pitch
CN110767049A (en) * 2019-10-25 2020-02-07 王唯 Vertical axis aerogenerator model for physics experiments
CN111288015B (en) * 2020-04-02 2020-11-13 江苏盛斗士网络技术有限公司 Angle-adjustable fan blade assembly

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2372741A (en) * 1942-07-07 1945-04-03 Jr William C Roberts-Horsfield Apparatus for illustrating propeller blade pitch movements
US3130677A (en) * 1962-01-29 1964-04-28 Dorsey M Liebhart Variable pitch fan
US4265591A (en) * 1978-12-12 1981-05-05 Florian Gurbin Adjustable pitch fan
US5232345A (en) * 1989-03-21 1993-08-03 Marine Propeller s.r.l. Costrusioni Eliche a Passo Variabile Feathering propeller with a manually adjustable pitch
DE19936951C2 (en) * 1999-08-05 2001-08-23 Peter Mueller Variable pitch propeller for sports boats and sports yachts
US7365448B2 (en) * 2006-08-17 2008-04-29 X Blade Systems Lp Wind driven power generator
CN200955472Y (en) * 2007-04-29 2007-10-03 江苏苏亚机电制造有限公司 Pitch regulation mechanism of wind-driven generator group
CN201265487Y (en) * 2008-05-29 2009-07-01 青岛安华新能源开发有限公司 Flying bar synchronous variable-pitch mechanism
CN201305128Y (en) * 2008-12-02 2009-09-09 上海诸光机械有限公司 Plug-and-jack type blade pitch adjusting device used for adjustable propellers of model

Also Published As

Publication number Publication date
CN102063828B (en) 2012-12-26
CN102063828A (en) 2011-05-18
US20110116932A1 (en) 2011-05-19

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Legal Events

Date Code Title Description
PEU Short-term patents expired

Effective date: 20171112