CN108594583B - 一种移动电影银幕 - Google Patents
一种移动电影银幕 Download PDFInfo
- Publication number
- CN108594583B CN108594583B CN201810334501.1A CN201810334501A CN108594583B CN 108594583 B CN108594583 B CN 108594583B CN 201810334501 A CN201810334501 A CN 201810334501A CN 108594583 B CN108594583 B CN 108594583B
- Authority
- CN
- China
- Prior art keywords
- shaft
- joint shaft
- telescopic
- section
- pipe
- 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 - Fee Related
Links
- 230000005540 biological transmission Effects 0.000 claims description 67
- 238000007789 sealing Methods 0.000 claims description 33
- 238000004804 winding Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000003442 weekly effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Images
Classifications
-
- 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
- G03B21/56—Projection screens
- G03B21/58—Projection screens collapsible, e.g. foldable; of variable area
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Gates (AREA)
- Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810334501.1A CN108594583B (zh) | 2018-04-14 | 2018-04-14 | 一种移动电影银幕 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810334501.1A CN108594583B (zh) | 2018-04-14 | 2018-04-14 | 一种移动电影银幕 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108594583A CN108594583A (zh) | 2018-09-28 |
CN108594583B true CN108594583B (zh) | 2020-06-26 |
Family
ID=63622361
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810334501.1A Expired - Fee Related CN108594583B (zh) | 2018-04-14 | 2018-04-14 | 一种移动电影银幕 |
Country Status (1)
Country | Link |
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CN (1) | CN108594583B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111999977B (zh) * | 2020-08-29 | 2022-02-22 | 芜湖宏嘉科技有限公司 | 一种智能教学用折叠式硬质投屏幕布 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2760612Y (zh) * | 2004-07-16 | 2006-02-22 | 李亿征 | 一种竹节式电动吊架 |
WO2013030997A1 (ja) * | 2011-08-31 | 2013-03-07 | Higashi Kazuo | 伸縮装置 |
CN203882082U (zh) * | 2014-04-01 | 2014-10-15 | 天津市宝晶投影器材有限公司 | 折叠投影幕 |
CN205353558U (zh) * | 2016-01-13 | 2016-06-29 | 山东世纪星汇科技发展有限公司 | 一种便携式多媒体教学投影幕布 |
CN107310844A (zh) * | 2017-07-28 | 2017-11-03 | 苏州市远凌纺织有限公司 | 一种纺织卷筒用放置架 |
CN206866080U (zh) * | 2017-06-24 | 2018-01-12 | 嘉兴市绿野环境工程有限公司 | 一种摘果器 |
CN107623406A (zh) * | 2016-07-13 | 2018-01-23 | 深圳市尊翔科技有限公司 | 多节自动伸缩杆 |
-
2018
- 2018-04-14 CN CN201810334501.1A patent/CN108594583B/zh not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2760612Y (zh) * | 2004-07-16 | 2006-02-22 | 李亿征 | 一种竹节式电动吊架 |
WO2013030997A1 (ja) * | 2011-08-31 | 2013-03-07 | Higashi Kazuo | 伸縮装置 |
CN203882082U (zh) * | 2014-04-01 | 2014-10-15 | 天津市宝晶投影器材有限公司 | 折叠投影幕 |
CN205353558U (zh) * | 2016-01-13 | 2016-06-29 | 山东世纪星汇科技发展有限公司 | 一种便携式多媒体教学投影幕布 |
CN107623406A (zh) * | 2016-07-13 | 2018-01-23 | 深圳市尊翔科技有限公司 | 多节自动伸缩杆 |
CN206866080U (zh) * | 2017-06-24 | 2018-01-12 | 嘉兴市绿野环境工程有限公司 | 一种摘果器 |
CN107310844A (zh) * | 2017-07-28 | 2017-11-03 | 苏州市远凌纺织有限公司 | 一种纺织卷筒用放置架 |
Also Published As
Publication number | Publication date |
---|---|
CN108594583A (zh) | 2018-09-28 |
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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 | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20200604 Address after: 350322 No. 133, Dongsheng Village Road East, Shapu Town, Fuqing City, Fuzhou City, Fujian Province Applicant after: Lin Feng Address before: Room 2506, Building 1, Xinhua City, Suiyang District, Shangqiu City, Henan Province Applicant before: Wei Min |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20221201 Address after: 274000 in Chenxin machinery and Electronics Industrial Park, No. 666, Hongze Road, development zone, Heze City, Shandong Province Patentee after: Shandong Heyi Technology Co.,Ltd. Address before: No. 133, Dongsheng Village Road East, Shapu Town, Fuqing City, Fuzhou City, Fujian Province, 350322 Patentee before: Lin Feng |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200626 |