CN107290920B - 便携式投影幕布支架的工作方法 - Google Patents
便携式投影幕布支架的工作方法 Download PDFInfo
- Publication number
- CN107290920B CN107290920B CN201710692748.6A CN201710692748A CN107290920B CN 107290920 B CN107290920 B CN 107290920B CN 201710692748 A CN201710692748 A CN 201710692748A CN 107290920 B CN107290920 B CN 107290920B
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- Prior art keywords
- curtain
- locking bolt
- storage barrel
- hook
- supporting rod
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- 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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- 238000000034 method Methods 0.000 title claims abstract description 6
- 238000003825 pressing Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Images
Classifications
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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
- G03B21/56—Projection screens
- G03B21/58—Projection screens collapsible, e.g. foldable; of variable area
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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
- F16M11/26—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 by telescoping, with or without folding
- F16M11/28—Undercarriages for supports with one single telescoping pillar
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710692748.6A CN107290920B (zh) | 2016-09-29 | 2016-09-29 | 便携式投影幕布支架的工作方法 |
Applications Claiming Priority (2)
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CN201610860286.XA CN106154725B (zh) | 2016-09-29 | 2016-09-29 | 便携式投影幕布支架 |
CN201710692748.6A CN107290920B (zh) | 2016-09-29 | 2016-09-29 | 便携式投影幕布支架的工作方法 |
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CN201610860286.XA Division CN106154725B (zh) | 2016-09-29 | 2016-09-29 | 便携式投影幕布支架 |
Publications (2)
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CN107290920A CN107290920A (zh) | 2017-10-24 |
CN107290920B true CN107290920B (zh) | 2020-09-08 |
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CN201610860286.XA Active CN106154725B (zh) | 2016-09-29 | 2016-09-29 | 便携式投影幕布支架 |
CN201710692748.6A Active CN107290920B (zh) | 2016-09-29 | 2016-09-29 | 便携式投影幕布支架的工作方法 |
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CN201610860286.XA Active CN106154725B (zh) | 2016-09-29 | 2016-09-29 | 便携式投影幕布支架 |
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CN (2) | CN106154725B (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106247116B (zh) * | 2016-09-29 | 2018-11-20 | 绵阳图致信息科技有限公司 | 便携式投影幕布支架及其使用方法 |
CN114296309A (zh) * | 2020-10-08 | 2022-04-08 | 张家港宝视特影视器材有限公司 | 一种投影幕布原始收放卷结构 |
CN114002896B (zh) * | 2021-11-23 | 2023-09-05 | 金陵科技学院 | 一种便于安装幕布的动画拍摄台 |
Citations (1)
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CN106247116B (zh) * | 2016-09-29 | 2018-11-20 | 绵阳图致信息科技有限公司 | 便携式投影幕布支架及其使用方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100543389B1 (ko) * | 2004-05-24 | 2006-01-20 | 노주석 | 휴대용 스크린 장치 |
KR101178383B1 (ko) * | 2005-03-16 | 2012-08-29 | 최해용 | 이중축 구조의 휴대용 스크린 |
CN201262681Y (zh) * | 2008-09-24 | 2009-06-24 | 极品影视设备科技(深圳)有限公司 | 一种快速折叠式投影屏幕 |
CN203037985U (zh) * | 2012-12-11 | 2013-07-03 | 江苏红叶视听器材股份有限公司 | 一种投影幕布装置 |
CN204347420U (zh) * | 2015-01-15 | 2015-05-20 | 东莞市澳星视听器材有限公司 | 移动方便的投影幕 |
CN205541496U (zh) * | 2016-02-05 | 2016-08-31 | 姜肖 | 一种旅游专业教学使用的多媒体教学装置 |
CN205405053U (zh) * | 2016-03-07 | 2016-07-27 | 绵阳光迅电子技术有限公司 | 便携式投影仪幕布 |
CN105974725B (zh) * | 2016-07-04 | 2017-10-13 | 张家港宝视特影视器材有限公司 | 投影幕f型可调节支架 |
CN106249533B (zh) * | 2016-09-29 | 2018-02-27 | 洛阳师范学院 | 使用状态平稳的投影幕布支架 |
CN106292157B (zh) * | 2016-09-29 | 2017-12-01 | 重庆硕奥科技有限公司 | 使用状态平稳的投影幕布支架及其使用方法 |
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2016
- 2016-09-29 CN CN201610860286.XA patent/CN106154725B/zh active Active
- 2016-09-29 CN CN201710692748.6A patent/CN107290920B/zh active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106247116B (zh) * | 2016-09-29 | 2018-11-20 | 绵阳图致信息科技有限公司 | 便携式投影幕布支架及其使用方法 |
Also Published As
Publication number | Publication date |
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CN106154725B (zh) | 2017-10-31 |
CN107290920A (zh) | 2017-10-24 |
CN106154725A (zh) | 2016-11-23 |
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Inventor after: Tan Yanqing Inventor after: Ye Jiajun Inventor after: Qian Fanglin Inventor before: Qian Fanglin |
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Effective date of registration: 20200814 Address after: No.25, group 3, caojiaopu village, jukoupu Town, Xinshao County, Shaoyang City, Hunan Province Applicant after: Tan Yanqing Applicant after: Ye Jiajun Address before: 414104 Jiangjia Villagers Group No. 10, Xingwang Village, Zhongzhou Township, Yueyang County, Hunan Province Applicant before: Qian Fanglin |
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Effective date of registration: 20201225 Address after: 313200 No.8 Yu'an South Road, Hongfeng village, Xin'an Town, Deqing County, Huzhou City, Zhejiang Province Patentee after: Zhang Shengwu Address before: No.25, group 3, caojiepu village, jukoupu Town, Xinshao County, Shaoyang City, Hunan Province, 422917 Patentee before: Tan Yanqing Patentee before: Ye Jiajun |
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Effective date of registration: 20231213 Address after: Room 1122, Building 6, Nanfeihong Square, Yanta District, Xi'an City, Shaanxi Province, China, 710061 Patentee after: Shaanxi Donghe Advertising Culture Communication Co.,Ltd. Address before: 313200 No.8 Yu'an South Road, Hongfeng village, Xin'an Town, Deqing County, Huzhou City, Zhejiang Province Patentee before: Zhang Shengwu |
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