JPS612650U - Reflective overhead projector - Google Patents

Reflective overhead projector

Info

Publication number
JPS612650U
JPS612650U JP8542384U JP8542384U JPS612650U JP S612650 U JPS612650 U JP S612650U JP 8542384 U JP8542384 U JP 8542384U JP 8542384 U JP8542384 U JP 8542384U JP S612650 U JPS612650 U JP S612650U
Authority
JP
Japan
Prior art keywords
overhead projector
case
light source
fresnel reflector
reflective overhead
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
JP8542384U
Other languages
Japanese (ja)
Other versions
JPH0438345Y2 (en
Inventor
邦雄 沼田
晋 東畑
Original Assignee
株式会社学習研究社
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 株式会社学習研究社 filed Critical 株式会社学習研究社
Priority to JP8542384U priority Critical patent/JPS612650U/en
Priority to US06/684,043 priority patent/US4636050A/en
Priority to DE19843446822 priority patent/DE3446822A1/en
Priority to GB08432637A priority patent/GB2152233B/en
Publication of JPS612650U publication Critical patent/JPS612650U/en
Application granted granted Critical
Publication of JPH0438345Y2 publication Critical patent/JPH0438345Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Overhead Projectors And Projection Screens (AREA)

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】 第１図は本考案に係る反射型オーバーヘッドプロジエク
ターの全体斜視図、第２図は第１図の■−ｎ線断面図、
第３図は第１図の■一■線断面図、第４図は第１図Ａ方
向から見た収納時における正面図、第５図は同じく収納
時における全体斜視図である。 ．そして図面中、１は本考案に係る反射型オーバーヘッ
ドプロジェクターミ２はケース，、３はヘッド部、４は
反射鏡、５はフレネル反射体、８，９は投影レンズ、１
７，２−０は光源ランプである。[Brief Description of the Drawings] Fig. 1 is an overall perspective view of a reflective overhead projector according to the present invention, Fig. 2 is a sectional view taken along the line ■-n in Fig. 1,
3 is a sectional view taken along the line 1-2 in FIG. 1, FIG. 4 is a front view when the device is stored as seen from the direction A in FIG. 1, and FIG. 5 is a perspective view of the entire device when it is stored. ．． In the drawings, 1 is a reflective overhead projector according to the present invention, 2 is a case, 3 is a head part, 4 is a reflector, 5 is a Fresnel reflector, 8 and 9 are projection lenses, 1
7, 2-0 is a light source lamp.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 側面に切欠部が設けられたケースと、前記ケース前部に
回動自在に支持され、光源、投影レンズ等を備えたヘッ
ド部と、前記ケース内底面に付設されたフレネル反射体
と、前記ケースの一部に回動自在に支持され、前記光源
か−らの光を前記フレネル反射体に入射するとともに、
前記フレネル反射体からの反射光を前記投影レンズに入
光せしめるための反射鏡とからなることを特徴とする反
射型オーバーへッドプロジエクダー。a case having a cutout on a side surface; a head rotatably supported at the front of the case and equipped with a light source, a projection lens, etc.; a Fresnel reflector attached to the inner bottom surface of the case; is rotatably supported by a part of the light source, and allows light from the light source to enter the Fresnel reflector;
A reflective overhead projector comprising a reflecting mirror for directing the reflected light from the Fresnel reflector into the projection lens.
JP8542384U 1983-12-26 1984-06-08 Reflective overhead projector Granted JPS612650U (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP8542384U JPS612650U (en) 1984-06-08 1984-06-08 Reflective overhead projector
US06/684,043 US4636050A (en) 1983-12-26 1984-12-20 Reflection type overhead projector
DE19843446822 DE3446822A1 (en) 1983-12-26 1984-12-21 REFLECTION OVERHEAD PROJECTOR
GB08432637A GB2152233B (en) 1983-12-26 1984-12-27 Projector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8542384U JPS612650U (en) 1984-06-08 1984-06-08 Reflective overhead projector

Publications (2)

Publication Number Publication Date
JPS612650U true JPS612650U (en) 1986-01-09
JPH0438345Y2 JPH0438345Y2 (en) 1992-09-08

Family

ID=30635806

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8542384U Granted JPS612650U (en) 1983-12-26 1984-06-08 Reflective overhead projector

Country Status (1)

Country Link
JP (1) JPS612650U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51149625U (en) * 1975-05-23 1976-11-30

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51149625U (en) * 1975-05-23 1976-11-30

Also Published As

Publication number Publication date
JPH0438345Y2 (en) 1992-09-08

Similar Documents

Publication Publication Date Title
JPS58123478U (en) Lighting device for light-receiving display device
JPS612650U (en) Reflective overhead projector
JPS6341801U (en)
JPS60107936U (en) Reflective overhead projector
JPS6111148U (en) Reflector projector lighting system
JPS6440102U (en)
JPH01124604U (en)
JPS59181505U (en) bicycle headlight
JPS6113843U (en) Reflective overhead projector
JPS63165640U (en)
JPH02148503U (en)
JPS5967801U (en) Vehicle lights
JPS6116544U (en) Reflector projector lighting system
JPH0391916U (en)
JPS59156211U (en) binoculars with floodlight
JPS6199304U (en)
JPS60110906U (en) Vehicle lights
JPH01165502U (en)
JPH0273004U (en)
JPS6218907U (en)
JPS59150102U (en) Vehicle lights
JPS63196505U (en)
JPH034405U (en)
JPS63137404U (en)
JPS6111147U (en) Reflector projector cooling system