KR20130053009A - Advertisement device using windmill of vertical axis - Google Patents

Advertisement device using windmill of vertical axis Download PDF

Info

Publication number
KR20130053009A
KR20130053009A KR1020110118448A KR20110118448A KR20130053009A KR 20130053009 A KR20130053009 A KR 20130053009A KR 1020110118448 A KR1020110118448 A KR 1020110118448A KR 20110118448 A KR20110118448 A KR 20110118448A KR 20130053009 A KR20130053009 A KR 20130053009A
Authority
KR
South Korea
Prior art keywords
vertical axis
axis windmill
display unit
advertisement
rotary shaft
Prior art date
Application number
KR1020110118448A
Other languages
Korean (ko)
Inventor
신중호
강옥례
양현대
안성은
박성훈
김지호
Original Assignee
창원대학교 산학협력단
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 창원대학교 산학협력단 filed Critical 창원대학교 산학협력단
Priority to KR1020110118448A priority Critical patent/KR20130053009A/en
Publication of KR20130053009A publication Critical patent/KR20130053009A/en

Links

Images

Classifications

    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F23/00Advertising on or in specific articles, e.g. ashtrays, letter-boxes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03DWIND MOTORS
    • F03D3/00Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor 
    • F03D3/005Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor  the axis being vertical
    • F03D3/011Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor  the axis being vertical of the lift type, e.g. Darrieus or Musgrove
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00Illuminated signs; Luminous advertising
    • G09F13/30Illuminated signs; Luminous advertising with moving light sources, e.g. rotating luminous tubes
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F19/00Advertising or display means not otherwise provided for
    • G09F19/02Advertising or display means not otherwise provided for incorporating moving display members
    • G09F19/10Devices demonstrating the action of an article to be advertised
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05BINDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2220/00Application
    • F05B2220/25Application as advertisement
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05BINDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2240/00Components
    • F05B2240/20Rotors
    • F05B2240/21Rotors for wind turbines
    • F05B2240/211Rotors for wind turbines with vertical axis
    • 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/74Wind turbines with rotation axis perpendicular to the wind direction

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Marketing (AREA)
  • Accounting & Taxation (AREA)
  • Business, Economics & Management (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)

Abstract

PURPOSE: An advertising device using a vertical-axis windmill is provided to make a dynamically moving advertisement by forming display parts on the blades of the vertical-axis windmill. CONSTITUTION: An advertising device using a vertical-axis windmill comprises a rotary shaft(700), an upper plate, a lower plate, one or more blades(400), and a power generating device. The rotary shaft is rotated by wind force. The upper and lower plates are coupled to the top and the bottom of the rotary shaft. The blades are formed between the upper and lower plates and have display parts(10). The display parts display a dynamically moving advertisement. The power generating device is connected to the rotary shaft.

Description

수직축 풍차를 이용한 광고장치{advertisement device using windmill of vertical axis}Advertisement device using windmill of vertical axis}

본 발명은 수직축 풍차를 이용한 광고장치에 관한 것으로서, 복수의 날개로서 전기를 생산하는 수직축 풍차의 날개에 광고를 위한 디스플레이부를 형성하되 상기 디스플레이부에 형성되는 광고는 일반적인 광고가 아닌 연속적인 움직임이 나타나도록 형성한 수직축 풍차를 이용한 광고장치이다.
The present invention relates to an advertisement apparatus using a vertical axis windmill, wherein a display unit for advertisement is formed on the wings of a vertical axis windmill that produces electricity as a plurality of wings, but the advertisement formed on the display unit has a continuous movement rather than a general advertisement. It is an advertising device using a vertical axis windmill formed so that.

풍력을 이용한 발전과 함께 광고의 목적을 위한 풍력발전기로서는 등록특허 제816376호에 개시되어 있는 광고용 풍력발전기가 있으며 도 5에 도시되어 있다. 상기 광고용 풍력발전기는 날개부(122)에 광고용 이미지(122a)가 형성되어 있는데 이러한 풍력발전기의 경우 날개부의 개수가 적어 고정된 이미지만을 제공할 수밖에 없어, 상투적인 광고용 이미지로 인해 광고효과가 저하된다.
As a wind power generator for the purpose of advertising together with power generation using wind power, there is an advertising wind power generator disclosed in Korean Patent No. 88376, which is shown in FIG. The wind turbine for advertisement has an image for advertisement 122a formed on the wing 122. In the case of such a wind turbine, the number of wings is small so that only the fixed image can be provided. .

또 다른 종래기술로서는 등록실용신안 제319819호에 개시되어 있는 풍력발전기를 이용한 회전 광고장치가 있으며 도 6에 도시되어 있다.
Another conventional technique is a rotary advertisement device using a wind power generator disclosed in the Utility Model Registration No. 39819, which is shown in FIG.

이러한 풍력발전기의 경우 실제 발전되는 발전량이 떨어질 수밖에 없는데, 이는 복수의 베벨기어를 통해 회전동력이 발전기 쪽으로 전달됨으로써 많은 동력손실이 발생하게 된다. 또한, 고정된 이미지만을 제공할 수밖에 없는 문제가 있어 이 역시 광고효과가 떨어질 수밖에 없다.
In the case of such a wind power generator, the actual amount of power generated is inevitably decreased, which causes a lot of power loss due to the rotational power transmitted to the generator through a plurality of bevel gears. In addition, there is a problem that can only provide a fixed image, which is also ineffective advertising.

따라서, 본 발명은 수직축 풍차를 이용한 광고장치를 제공하되, 최소 8개 이상의 날개가 구비된 수직축 풍차의 날개에 디스플레이부를 형성하여 역동적인 움직임을 구현할 수 있도록 하여 광고효과를 배가시킨 수직축 풍차를 이용한 광고장치를 제공하는데 그 목적이 있다.
Therefore, the present invention provides an advertisement device using a vertical axis windmill, the display unit is formed on the wings of the vertical axis windmill equipped with at least eight wings to implement a dynamic movement by advertising the vertical axis windmill doubled the advertising effect The purpose is to provide a device.

또한, 상기 디스플레이부에 음성출력장치 및 유, 무선 통신장치를 부가 형성하여 정보전달이 실시간으로 이루어질 수 있는 수직축 풍차를 이용한 광고장치를 제공하는데 또 다른 목적이 있다.
In addition, there is another object to provide an advertising device using a vertical axis windmill that can form a voice output device and a wired, wireless communication device in the display unit to transmit information in real time.

본 발명에 의한 수직축 풍차를 이용한 광고장치는 풍력에 의해 회전하는 회전축과, 상기 회전축의 상부와 하부에 결합되는 상판 및 하판과, 상기 상판과 하판 사이에 구비되는 하나 이상의 날개와, 상기 회전축과 연결된 발전장치를 포함하여 구성하며, 상기 날개에는 디스플레이부를 부가 형성하되 상기 디스플레이부는 연속적인 움직임이 구현되는 광고가 디스플레이되도록 구성한다.
Advertisement apparatus using a vertical axis windmill according to the present invention is a rotating shaft that is rotated by the wind, the upper and lower plates coupled to the upper and lower portions of the rotating shaft, one or more wings provided between the upper and lower plates, connected to the rotating shaft It is configured to include a power generation device, and the display unit is formed on the wing, the display unit is configured to display an advertisement that implements a continuous movement.

본 발명에 의한 수직축 풍차를 이용한 광고장치는 최소 8개 이상의 날개가 구비된 수직축 풍차의 날개에 디스플레이부를 형성하여 역동적인 움직임을 구현할 수 있도록 하여 광고효과를 배가시키고, 상기 디스플레이부에 음성출력장치 및 유, 무선 통신장치를 부가 형성하여 정보전달이 실시간으로 이루어질 수 있다.
Advertisement apparatus using a vertical axis windmill according to the present invention to form a display unit on the wings of the vertical axis windmill with at least eight wings to realize a dynamic movement to double the advertising effect, the audio output device and Information transmission can be made in real time by additionally forming wired and wireless communication devices.

도 1은 종래 수직축 풍차의 구성예시도
도 2는 본 발명의 구성예시도
도 3은 본 발명의 일부구성예시도
도 4는 본 발명의 사용상태 예시도
도 5와 도 6은 종래 풍력발전기의 구성예시도
1 is a configuration example of a conventional vertical axis windmill
2 is a structural example of the present invention
Figure 3 is a partial configuration example of the present invention
Figure 4 is an illustration of the use state of the present invention
5 and 6 is an example of the configuration of a conventional wind power generator

본 발명은 수직축 풍차를 이용한 광고장치에 관한 것으로서, 복수의 날개로서 전기를 생산하는 수직축 풍차의 날개에 광고를 위한 디스플레이부를 형성하되 상기 디스플레이부에 형성되는 광고는 일반적인 광고가 아닌 연속적인 움직임이 나타나도록 형성한 수직축 풍차를 이용한 광고장치이다.
The present invention relates to an advertisement apparatus using a vertical axis windmill, wherein a display unit for advertisement is formed on the wings of a vertical axis windmill that produces electricity as a plurality of wings, but the advertisement formed on the display unit has a continuous movement rather than a general advertisement. It is an advertising device using a vertical axis windmill formed so that.

이하, 첨부된 도면에 의해 본 발명의 바람직한 실시예를 상세히 설명하면 다음과 같다.
Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

풍향조절 날개형 수직축 풍차는 특허 제10-2010-0109606호에 개시되어 있는 풍차가 있으며 도 1에 도시되어 있다.
Wind direction control wing type vertical axis windmill is a windmill disclosed in Patent No. 10-2010-0109606 is shown in FIG.

도 1에 도시된 수직축 풍차는 풍력에 의해 회전하는 회전축(700)과, 상기 회전축(700)의 상부와 하부에 결합되는 상판(100) 및 하판(200)과, 상기 상판(100)과 하판(200) 사이에 구비되는 하나 이상의 날개(400)와, 상기 회전축(700)과 연결된 발전장치를 포함하여 구성되며, 상기 날개(400)는 상판(100)과 하판(200) 중 적어도 한쪽 이상은 요동운동장치(600)에 의해 결합되고, 상기 날개(400)는 요동운동장치(600)의 회전중심축을 기준으로 풍향에 따라 회전이 가능한 것이 특징이다.
The vertical axis windmill shown in FIG. 1 has a rotating shaft 700 that is rotated by wind power, an upper plate 100 and a lower plate 200 coupled to upper and lower portions of the rotating shaft 700, and the upper plate 100 and the lower plate ( At least one wing of the upper plate 100 and the lower plate 200 is configured to include a power generator connected to the rotary shaft 700 and at least one wing 400 provided between the 200 and. It is coupled by the exercise device 600, the blade 400 is characterized in that the rotation is possible according to the wind direction based on the rotation center axis of the swinging motion device (600).

도 1에 도시된 수직축 풍차는 총 8개의 날개가 형성되어 있으며, 본 발명은 이러한 수직축 풍차의 날개 내면이나 외면 중 적어도 한 면 이상에 광고를 위한 디스플레이부를 형성한 것이다.
The vertical axis windmill shown in Figure 1 has a total of eight wings, the present invention is to form a display unit for advertising on at least one of the inner surface or the outer surface of the wing of the vertical axis windmill.

도 2는 본 발명의 구성예시도이고, 도 3은 본 발명의 일부구성예시도이며, 도 4는 본 발명의 사용상태 예시도로서, 본 발명에 의한 수직축 풍차를 이용한 광고장치는 풍력에 의해 회전하는 회전축(700)과, 상기 회전축(700)의 상부와 하부에 결합되는 상판(100) 및 하판(200)과, 상기 상판(100)과 하판(200) 사이에 구비되는 하나 이상의 날개(400)와, 상기 회전축(700)과 연결된 발전장치를 포함하여 구성되며, 상기 날개(400)에는 디스플레이부(10)가 형성되되 상기 디스플레이부(10)는 연속적인 움직임이 구현되는 광고가 디스플레이되는 것이 특징이다.
Figure 2 is a configuration example of the present invention, Figure 3 is a partial configuration example of the present invention, Figure 4 is an exemplary view showing the use state of the present invention, the advertisement device using a vertical axis windmill according to the present invention is rotated by wind power Rotating shaft 700 and the upper plate 100 and lower plate 200 coupled to the upper and lower portions of the rotating shaft 700, and one or more wings 400 provided between the upper plate 100 and the lower plate 200 And a power generation device connected to the rotary shaft 700, wherein the wing 400 is provided with a display unit 10, wherein the display unit 10 displays an advertisement in which continuous movement is implemented. to be.

먼저, 도 2와 도 3에 도시된 수직축 풍차는 12개의 날개(400)가 구비되며, 상기 회전축(700)은 풍력에 의해 회전되고, 상기 회전축(700)은 발전장치(도시하지 않음)와 연결된다.First, the vertical shaft windmill shown in Figures 2 and 3 is provided with twelve wings 400, the rotary shaft 700 is rotated by the wind, the rotary shaft 700 is connected to the generator (not shown) do.

상기 회전축(700)의 상부와 하부에는 상판(100)과 하판(200)이 각각 형성되고, 상기 상판(100)과 하판(200) 사이에는 복수의 날개(400)가 구비되며, 상기 날개(400)의 내면이나 외면 중 적어도 한 면 이상에는 디스플레이부(10)가 형성된다. 상기 날개(400)는 최소 8개 이상이 되어야만 본 발명에서 추구하는 역동적인 움직임의 광고가 구현이 가능하다.
An upper plate 100 and a lower plate 200 are formed on the upper and lower portions of the rotary shaft 700, respectively, and a plurality of wings 400 are provided between the upper plate 100 and the lower plate 200, and the wings 400 are provided. The display unit 10 is formed on at least one surface of the inner or outer surface of the). The wing 400 should be at least eight or more to implement the dynamic movement of the pursuit of the present invention.

상기 디스플레이부(10)는 움직이는 모습이 시간의 흐름대로 연속적으로 촬영된 사진(F 1 ~ F 12)일 수도 있고, 전기적 장치를 이용한 디스플레이장치 즉, LED패널 등이 될 수도 있다.
The display unit 10 may be a picture (F 1 ~ F 12) that is continuously taken as time passes, or may be a display device using an electrical device, that is, an LED panel.

연속적으로 촬영된 사진일 경우, 도 4에 도시된 바와 같이 총 8개의 프레임으로 구성된 광고일 수 있는데 제1프레임에서 제8프레임까지 순차적으로 노출될 경우 플랫북과 같이 움직임이 있는 광고 즉, 로켓이 발사되는 동영상으로 보이게 된다. 이는 외부 자극이 사라진 뒤에도 감각 경험이 지속되어 나타나는 잔상을 이용한 것이다.
In the case of photographs taken continuously, it may be an advertisement consisting of a total of eight frames, as shown in FIG. 4. It will appear as a video being fired. This uses afterimages that persist in the sensory experience even after the external stimulus disappears.

또한, 상기 디스플레이부(10)에는 음성출력장치를 부가하여 형성할 수도 있고, 유, 무선 통신장치를 부가 형성할 수도 있다. 즉, 유, 무선 통신장치를 이용해 실시간으로 제공되는 정보가 디스플레이부(10)를 통해 나타나거나 음성출력장치를 이용해 음악이나 기타 안내사항 등을 전달할 수도 있다.
In addition, the display unit 10 may be formed by adding a voice output device, or a wired or wireless communication device may be additionally formed. That is, information provided in real time using a wired or wireless communication device may be displayed through the display unit 10, or music or other information may be transmitted using a voice output device.

즉, 본 발명이 공원 등에 설치될 경우 실종아동발생 등의 긴급상황이 발생하면 그 즉시 실종아동의 인상착의와 정보가 디스플레이부(10)에 나타남으로써 신속한 대처가 가능하다.
That is, when the present invention is installed in a park or the like, if an emergency situation such as missing child occurs, promptly responding to the missing child's impression and information is displayed on the display unit 10.

1. 수직축 풍차 10. 디스플레이부
100. 상판 200. 하판
300. 연결프레임 400. 날개
500. 거치대 600. 요동운동장치
700. 회전축
1. Vertical axis windmill 10. Display unit
100. Top 200. Bottom
300. Frame 400. Wings
500. Cradle 600. Swinging device
700. Rotating shaft

Claims (5)

풍력에 의해 회전하는 회전축(700)과, 상기 회전축(700)의 상부와 하부에 결합되는 상판(100) 및 하판(200)과, 상기 상판(100)과 하판(200) 사이에 구비되는 하나 이상의 날개(400)와, 상기 회전축(700)과 연결된 발전장치를 포함하여 구성되며, 상기 날개(400)에는 디스플레이부(10)가 부가 형성되되 상기 디스플레이부(10)는 연속적인 움직임이 구현되는 광고가 디스플레이되는 것이 특징인 수직축 풍차를 이용한 광고장치
One or more rotary shafts 700 rotated by wind power, upper and lower plates 100 and 200 coupled to upper and lower portions of the rotary shaft 700, and between the upper and lower plates 100 and 200. It comprises a wing 400 and a power generation device connected to the rotary shaft 700, the wing 400, the display unit 10 is additionally formed, the display unit 10 is an advertisement in which continuous movement is implemented Advertising device using a vertical axis windmill, characterized in that is displayed
제1항에 있어서,
상기 디스플레이부(10)는 음성출력장치가 부가되어 형성된 것이 특징인 수직축 풍차를 이용한 광고장치
The method of claim 1,
The display unit 10 is an advertising device using a vertical axis windmill, characterized in that formed by adding a voice output device
제1항에 있어서,
상기 디스플레이부(10)는 유, 무선 통신장치를 이용해 실시간으로 정보가 제공되는 것이 특징인 수직축 풍차를 이용한 광고장치
The method of claim 1,
The display unit 10 is an advertising device using a vertical axis windmill, characterized in that the information is provided in real time using a wired, wireless communication device
제1항에 있어서,
상기 디스플레이부(10)를 통해 연속적인 움직임이 나타나는 광고는 눈의 잔상현상을 이용한 것이 특징인 수직축 풍차를 이용한 광고장치
The method of claim 1,
Advertisement using the vertical axis windmill is characterized by using the after-image phenomenon of the eyes that the continuous movement appears through the display unit 10
제1항에 있어서,
상기 날개(400)는 8개 이상인 것이 특징인 수직축 풍차를 이용한 광고장치
The method of claim 1,
The wing 400 is an advertising device using a vertical axis windmill, characterized in that more than eight
KR1020110118448A 2011-11-14 2011-11-14 Advertisement device using windmill of vertical axis KR20130053009A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020110118448A KR20130053009A (en) 2011-11-14 2011-11-14 Advertisement device using windmill of vertical axis

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020110118448A KR20130053009A (en) 2011-11-14 2011-11-14 Advertisement device using windmill of vertical axis

Publications (1)

Publication Number Publication Date
KR20130053009A true KR20130053009A (en) 2013-05-23

Family

ID=48662335

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020110118448A KR20130053009A (en) 2011-11-14 2011-11-14 Advertisement device using windmill of vertical axis

Country Status (1)

Country Link
KR (1) KR20130053009A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20180015173A (en) * 2015-05-30 2018-02-12 알렉세이 슬라보브 듈저스키 Rotational conversion device for wind energy with vertical rotation axis
KR20190060565A (en) * 2017-11-24 2019-06-03 박세호 A Rotating Advertising Board With Easy Isolation

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20180015173A (en) * 2015-05-30 2018-02-12 알렉세이 슬라보브 듈저스키 Rotational conversion device for wind energy with vertical rotation axis
US11174836B2 (en) 2015-05-30 2021-11-16 Aleksey Slavov DYULGERSKI Rotary converter of wind energy with a vertical axis of rotation
KR20190060565A (en) * 2017-11-24 2019-06-03 박세호 A Rotating Advertising Board With Easy Isolation

Similar Documents

Publication Publication Date Title
CN102161356B (en) Tridrive spherical robot
EP1569468A3 (en) Shutter device and projection type video display
CN204952288U (en) Cinema is experienced to emulation formula that suitable simulation was advanced through rapids
CN202583687U (en) Stereoscopic image viewing device
KR20130053009A (en) Advertisement device using windmill of vertical axis
CN201978511U (en) Experience system for semi-enclosed motion platform in movies and televisions
CN207571969U (en) A kind of double drive formula day the moon celestial body simulation motion demonstrating instrument
CN204126827U (en) The special hand generator of a kind of student
KR100816376B1 (en) Wind power generator for an advertisement
CN202620740U (en) Flying cinema device
CN202548519U (en) Real-time image tracking system
CN203386454U (en) Advertising board with double-sided wind resistance function
CN205722645U (en) A kind of rotary LED display screen
CN204884451U (en) Many screen combination advertising equipment
CN201673360U (en) Dome screen film device
CN204117381U (en) A kind of rotary dynamic display screen educational devices
CN210265019U (en) Novel vertical wind driven generator
CN201930551U (en) Panoramic visual movement experience system with three-degree-of-freedom platform
CN106710482A (en) Advertising device with rotary boards and installation method
CN206123707U (en) Imitative people's eyeball slewing mechanism
CN203631034U (en) Simulation wind power generation teaching set
CN201714133U (en) Flag raising device with camera
CN201925206U (en) Double-layer rotating front louvre electric fan
CN211058959U (en) Drum-type energy conversion device
CN209216408U (en) A kind of 3D animation design model display device

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E902 Notification of reason for refusal
E601 Decision to refuse application