JP2000131765A - 電動スクリーン昇降装置 - Google Patents

電動スクリーン昇降装置

Info

Publication number
JP2000131765A
JP2000131765A JP10303799A JP30379998A JP2000131765A JP 2000131765 A JP2000131765 A JP 2000131765A JP 10303799 A JP10303799 A JP 10303799A JP 30379998 A JP30379998 A JP 30379998A JP 2000131765 A JP2000131765 A JP 2000131765A
Authority
JP
Japan
Prior art keywords
screen
motor
potentiometer
lower limit
limit position
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.)
Withdrawn
Application number
JP10303799A
Other languages
English (en)
Japanese (ja)
Other versions
JP2000131765A5 (enExample
Inventor
Yoshizo Higashida
吉藏 東田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
IISTONE KK
Original Assignee
IISTONE KK
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 IISTONE KK filed Critical IISTONE KK
Priority to JP10303799A priority Critical patent/JP2000131765A/ja
Publication of JP2000131765A publication Critical patent/JP2000131765A/ja
Publication of JP2000131765A5 publication Critical patent/JP2000131765A5/ja
Withdrawn legal-status Critical Current

Links

Landscapes

  • Overhead Projectors And Projection Screens (AREA)
JP10303799A 1998-10-26 1998-10-26 電動スクリーン昇降装置 Withdrawn JP2000131765A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10303799A JP2000131765A (ja) 1998-10-26 1998-10-26 電動スクリーン昇降装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10303799A JP2000131765A (ja) 1998-10-26 1998-10-26 電動スクリーン昇降装置

Publications (2)

Publication Number Publication Date
JP2000131765A true JP2000131765A (ja) 2000-05-12
JP2000131765A5 JP2000131765A5 (enExample) 2005-11-17

Family

ID=17925448

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10303799A Withdrawn JP2000131765A (ja) 1998-10-26 1998-10-26 電動スクリーン昇降装置

Country Status (1)

Country Link
JP (1) JP2000131765A (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103064243A (zh) * 2013-01-06 2013-04-24 南京芒冠光电科技股份有限公司 一种带磁性投影软幕系统
CN103405123A (zh) * 2013-08-16 2013-11-27 王金友 一种电动窗帘的控制方法和控制系统
CN115769143A (zh) * 2020-06-11 2023-03-07 青岛海信激光显示股份有限公司 投影设备

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103064243A (zh) * 2013-01-06 2013-04-24 南京芒冠光电科技股份有限公司 一种带磁性投影软幕系统
CN103064243B (zh) * 2013-01-06 2015-09-30 南京芒冠科技股份有限公司 一种带磁性投影软幕系统
CN103405123A (zh) * 2013-08-16 2013-11-27 王金友 一种电动窗帘的控制方法和控制系统
CN103405123B (zh) * 2013-08-16 2015-11-18 王金友 一种电动窗帘的控制方法和控制系统
CN115769143A (zh) * 2020-06-11 2023-03-07 青岛海信激光显示股份有限公司 投影设备

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