CN109185651B - Projecting apparatus support is used in business administration teaching - Google Patents
Projecting apparatus support is used in business administration teaching Download PDFInfo
- Publication number
- CN109185651B CN109185651B CN201811349880.8A CN201811349880A CN109185651B CN 109185651 B CN109185651 B CN 109185651B CN 201811349880 A CN201811349880 A CN 201811349880A CN 109185651 B CN109185651 B CN 109185651B
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- CN
- China
- Prior art keywords
- welded
- outer shell
- projector
- air bag
- bag layer
- 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.)
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Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 18
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 229910052742 iron Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 description 6
- 238000003466 welding Methods 0.000 description 3
- 230000005389 magnetism Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
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- 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
- G09B5/00—Electrically-operated educational appliances
- G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Business, Economics & Management (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Theoretical Computer Science (AREA)
- Transmission Devices (AREA)
- Projection Apparatus (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811349880.8A CN109185651B (en) | 2018-11-14 | 2018-11-14 | Projecting apparatus support is used in business administration teaching |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811349880.8A CN109185651B (en) | 2018-11-14 | 2018-11-14 | Projecting apparatus support is used in business administration teaching |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109185651A CN109185651A (en) | 2019-01-11 |
CN109185651B true CN109185651B (en) | 2020-10-27 |
Family
ID=64939796
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811349880.8A Active CN109185651B (en) | 2018-11-14 | 2018-11-14 | Projecting apparatus support is used in business administration teaching |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109185651B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110126514A (en) * | 2019-05-17 | 2019-08-16 | 何宇 | A kind of construction of the highway plotting board |
CN110751868A (en) * | 2019-11-13 | 2020-02-04 | 杨毅 | Interactive installation is used in english teaching |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201594168U (en) * | 2009-12-03 | 2010-09-29 | 陈国华 | Automatic lifting device for projector |
CN104822037B (en) * | 2014-01-30 | 2019-03-08 | 德思来科技有限公司 | Nested type projector with built-in electric cantilever |
CN206246960U (en) * | 2016-12-02 | 2017-06-13 | 鲁娟 | A kind of animated cartoon demonstration device based on digital media applications |
CN207380437U (en) * | 2017-06-08 | 2018-05-18 | 陕西服装工程学院 | A kind of projection arrangement of Visual Communication Design |
CN107956985A (en) * | 2017-11-26 | 2018-04-24 | 贾爱忠 | The multimedia teaching facility that a kind of English teaching uses |
CN208041524U (en) * | 2018-04-18 | 2018-11-02 | 梧州学院 | A kind of Digital Media teaching projection arrangement |
-
2018
- 2018-11-14 CN CN201811349880.8A patent/CN109185651B/en active Active
Also Published As
Publication number | Publication date |
---|---|
CN109185651A (en) | 2019-01-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20200706 Address after: Jiyuan City, Henan Province town of Wulong 454650 Hugh Chang Village Applicant after: Cheng Xiaoban Address before: No. 1, No. 11, No. 11, No. 1, Avenue of science, Henan high tech Industrial Development Zone, Zhengzhou City, Henan Applicant before: HENAN YUNTOU XIAOZHEN VENTURE INCUBATOR Co.,Ltd. |
|
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20200924 Address after: Room 01, unit 1, building 5, Xinyuan Xiao2 District, Suxi Town, Yiwu City, Jinhua City, Zhejiang Province Applicant after: Yiwu Ce New Material Co.,Ltd. Address before: Jiyuan City, Henan Province town of Wulong 454650 Hugh Chang Village Applicant before: Cheng Xiaoban |
|
TA01 | Transfer of patent application right | ||
GR01 | Patent grant | ||
GR01 | Patent grant |