CN109253369B - 一种支架及投影仪 - Google Patents
一种支架及投影仪 Download PDFInfo
- Publication number
- CN109253369B CN109253369B CN201811360697.8A CN201811360697A CN109253369B CN 109253369 B CN109253369 B CN 109253369B CN 201811360697 A CN201811360697 A CN 201811360697A CN 109253369 B CN109253369 B CN 109253369B
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- stud
- nut
- spherical nut
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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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Pivots And Pivotal Connections (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811360697.8A CN109253369B (zh) | 2018-11-15 | 2018-11-15 | 一种支架及投影仪 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811360697.8A CN109253369B (zh) | 2018-11-15 | 2018-11-15 | 一种支架及投影仪 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109253369A CN109253369A (zh) | 2019-01-22 |
| CN109253369B true CN109253369B (zh) | 2020-01-10 |
Family
ID=65043355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811360697.8A Active CN109253369B (zh) | 2018-11-15 | 2018-11-15 | 一种支架及投影仪 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109253369B (zh) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112376558A (zh) * | 2020-11-23 | 2021-02-19 | 中冶交通建设集团有限公司 | 锚索锚垫板及锚索施工方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04355441A (ja) * | 1991-05-31 | 1992-12-09 | Sharp Corp | 調整装置付き映写台 |
| JP2011112116A (ja) * | 2009-11-25 | 2011-06-09 | Sharp Corp | アジャスタ及びプロジェクタ |
| JP5646266B2 (ja) * | 2010-09-29 | 2014-12-24 | 三洋電機株式会社 | プロジェクタ |
| CN106122699A (zh) * | 2016-08-17 | 2016-11-16 | 合肥召洋电子科技有限公司 | 一种粗微可调式投影仪底板支架结构装置 |
| CN108036176A (zh) * | 2018-02-08 | 2018-05-15 | 成都酷爱睿工业产品设计有限公司 | 一种英语教学用投影仪支撑架 |
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2018
- 2018-11-15 CN CN201811360697.8A patent/CN109253369B/zh active Active
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| Publication number | Publication date |
|---|---|
| CN109253369A (zh) | 2019-01-22 |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240321 Address after: Room 05, 27th Floor, Building 1, Guannan Fuxing Pharmaceutical Park, No. 58 Guanggu Avenue, Donghu New Technology Development Zone, Wuhan City, Hubei Province, 430000 (Wuhan Area of Free Trade Zone) Patentee after: Wuhan Anchenxin Information Technology Co.,Ltd. Country or region after: China Address before: 233 Kezhu Road, Guangzhou hi tech Industrial Development Zone, Guangdong 510000 Patentee before: VTRON GROUP Co.,Ltd. Country or region before: China |
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Effective date of registration: 20240904 Address after: Building 4, Courtyard 2, Sihezhuang Road, Fengtai District, Beijing, 100000. Floors 1-17, Unit 101, 11th Floor 1112 Patentee after: TUNGHSU TECHNOLOGY GROUP Co.,Ltd. Country or region after: China Address before: Room 05, 27th Floor, Building 1, Guannan Fuxing Pharmaceutical Park, No. 58 Guanggu Avenue, Donghu New Technology Development Zone, Wuhan City, Hubei Province, 430000 (Wuhan Area of Free Trade Zone) Patentee before: Wuhan Anchenxin Information Technology Co.,Ltd. Country or region before: China |
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| TR01 | Transfer of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A bracket and projector Granted publication date: 20200110 Pledgee: Hengshui Bank Co.,Ltd. Pledgor: TUNGHSU TECHNOLOGY GROUP Co.,Ltd. Registration number: Y2024980037643 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20200110 Pledgee: Hengshui Bank Co.,Ltd. Pledgor: TUNGHSU TECHNOLOGY GROUP Co.,Ltd. Registration number: Y2024980037643 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
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Effective date of registration: 20250528 Address after: Room 606, 6th Floor, Building D and E, Commercial Center, Renmin Road Central Street, Taocheng District, Hengshui City, Hebei Province 053099 Patentee after: Hengshui Hengyin Enterprise Management Co.,Ltd. Country or region after: China Address before: Building 4, Courtyard 2, Sihezhuang Road, Fengtai District, Beijing, 100000. Floors 1-17, Unit 101, 11th Floor 1112 Patentee before: TUNGHSU TECHNOLOGY GROUP Co.,Ltd. Country or region before: China |
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| TR01 | Transfer of patent right |