JPS59151270U - learning cover board - Google Patents

learning cover board

Info

Publication number
JPS59151270U
JPS59151270U JP4716683U JP4716683U JPS59151270U JP S59151270 U JPS59151270 U JP S59151270U JP 4716683 U JP4716683 U JP 4716683U JP 4716683 U JP4716683 U JP 4716683U JP S59151270 U JPS59151270 U JP S59151270U
Authority
JP
Japan
Prior art keywords
polarizing plate
learning
movable
cover board
small
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.)
Granted
Application number
JP4716683U
Other languages
Japanese (ja)
Other versions
JPS6239413Y2 (en
Inventor
久保園　達也
Original Assignee
日東電工株式会社
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 日東電工株式会社 filed Critical 日東電工株式会社
Priority to JP4716683U priority Critical patent/JPS59151270U/en
Publication of JPS59151270U publication Critical patent/JPS59151270U/en
Application granted granted Critical
Publication of JPS6239413Y2 publication Critical patent/JPS6239413Y2/ja
Granted legal-status Critical Current

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Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図はこの考案の実施例の斜視図、第２図はこの考案
の使用状態を示す平面図、第３図〜第５図は他の実施例
の平面図である。 Ａ・・・学習用覆い板、１・・・大型の偏光板、ＩＡ・
・・外枠、ＩＢ・・・大型の偏光板の光吸収軸、２・・
・小型の偏光板、２Ａ・・・外枠、２Ｂ・・・小型の偏
光板の光吸収軸、４・・・移動枠。FIG. 1 is a perspective view of an embodiment of this invention, FIG. 2 is a plan view showing how the invention is used, and FIGS. 3 to 5 are plan views of other embodiments. A...Learning cover plate, 1...Large polarizing plate, IA・
...Outer frame, IB...Light absorption axis of large polarizing plate, 2...
- Small polarizing plate, 2A... Outer frame, 2B... Light absorption axis of small polarizing plate, 4... Moving frame.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 教材用書面表面を覆い得る大きさとされ、外枠を有する
偏光板の表面に、該偏光板と光吸収軸を直交させて小型
の偏光板が配設され、かつ、該小型の偏光板は前記大型
の偏光板の外枠上を平行スライド移動可能とされた移動
枠上に、該移動枠上に沿っても平行移動可能に摺動支持
されて成ることを特徴とする学習用覆い板。A small polarizing plate is disposed on the surface of a polarizing plate having an outer frame and has a size that can cover the surface of the teaching material document, and the small polarizing plate is disposed with the light absorption axis orthogonal to the polarizing plate, and the small polarizing plate is arranged as described above. A cover plate for learning, characterized in that it is slidably supported on a movable frame that is movable in parallel on the outer frame of a large polarizing plate, so as to be movable in parallel also along the movable frame.
JP4716683U 1983-03-30 1983-03-30 learning cover board Granted JPS59151270U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4716683U JPS59151270U (en) 1983-03-30 1983-03-30 learning cover board

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4716683U JPS59151270U (en) 1983-03-30 1983-03-30 learning cover board

Publications (2)

Publication Number Publication Date
JPS59151270U true JPS59151270U (en) 1984-10-09
JPS6239413Y2 JPS6239413Y2 (en) 1987-10-07

Family

ID=30177716

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4716683U Granted JPS59151270U (en) 1983-03-30 1983-03-30 learning cover board

Country Status (1)

Country Link
JP (1) JPS59151270U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006349082A (en) * 2005-06-17 2006-12-28 Cosmo Koki Co Ltd Plug for socket

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006349082A (en) * 2005-06-17 2006-12-28 Cosmo Koki Co Ltd Plug for socket
JP4713237B2 (en) * 2005-06-17 2011-06-29 コスモ工機株式会社 Receptacle stopper

Also Published As

Publication number Publication date
JPS6239413Y2 (en) 1987-10-07

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