JPS5322741A - Projection unit - Google Patents

Projection unit

Info

Publication number
JPS5322741A
JPS5322741A JP9758676A JP9758676A JPS5322741A JP S5322741 A JPS5322741 A JP S5322741A JP 9758676 A JP9758676 A JP 9758676A JP 9758676 A JP9758676 A JP 9758676A JP S5322741 A JPS5322741 A JP S5322741A
Authority
JP
Japan
Prior art keywords
projection unit
viewer
projection
lowcost
daytime
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.)
Pending
Application number
JP9758676A
Other languages
Japanese (ja)
Inventor
Kuniyoshi Suzaki
Akira Ashida
Takashi Itani
Takeo Yamada
Masaya Maeda
Kiyoshi Takahashi
Hiroyuki Takimoto
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP9758676A priority Critical patent/JPS5322741A/en
Publication of JPS5322741A publication Critical patent/JPS5322741A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To secure an easy attachment and detachment of a viewer capable of a daytime projection to a projection unit through a simple and lowcost structure by providing a stop lever and leg part containing protrusions respectively to the viewer.
COPYRIGHT: (C)1978,JPO&Japio
JP9758676A 1976-08-16 1976-08-16 Projection unit Pending JPS5322741A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9758676A JPS5322741A (en) 1976-08-16 1976-08-16 Projection unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9758676A JPS5322741A (en) 1976-08-16 1976-08-16 Projection unit

Publications (1)

Publication Number Publication Date
JPS5322741A true JPS5322741A (en) 1978-03-02

Family

ID=14196330

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9758676A Pending JPS5322741A (en) 1976-08-16 1976-08-16 Projection unit

Country Status (1)

Country Link
JP (1) JPS5322741A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03187890A (en) * 1989-12-07 1991-08-15 Ito Seisakusho:Kk Method and device for discharging clayey deposit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03187890A (en) * 1989-12-07 1991-08-15 Ito Seisakusho:Kk Method and device for discharging clayey deposit

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