JPS6122692U - optical prism type protractor - Google Patents

optical prism type protractor

Info

Publication number
JPS6122692U
JPS6122692U JP10719784U JP10719784U JPS6122692U JP S6122692 U JPS6122692 U JP S6122692U JP 10719784 U JP10719784 U JP 10719784U JP 10719784 U JP10719784 U JP 10719784U JP S6122692 U JPS6122692 U JP S6122692U
Authority
JP
Japan
Prior art keywords
optical prism
prism type
type protractor
straight line
edge
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
JP10719784U
Other languages
Japanese (ja)
Inventor
保幸 網蔵
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP10719784U priority Critical patent/JPS6122692U/en
Publication of JPS6122692U publication Critical patent/JPS6122692U/en
Pending legal-status Critical Current

Links

Landscapes

  • Length-Measuring Instruments Using Mechanical Means (AREA)
  • Optical Elements Other Than Lenses (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】[Brief explanation of the drawing]

第１図は本考案品の斜視図、第３図は使用時の平面図、
第２図は片台形とした時の斜視図である。 １・・・・・・光学プリズム、２・・・・・・プリズム
の２面、３・・・・・・プリズムの３面、４・・・・・
・稜、５・・・・・・角度目盛、６・・・・・・プリズ
ム２面の稜、７・・・・・・長さ目盛、ｍ，， ｍ２°
００００透視像、ｏ， ｐ−−−−−−透視像ｍ１９ｍ
２と稜４との交点、Ｘ−Ｙ・・・・・・紙面上の直線、
θ・・・・・・直線Ｘ−Ｙとプリズムのなす角度、Ｓ・
・・・・・０，Ｐの間隔、Ｍ・・・・・・直線Ｘ−Ｙの
稜４上の透視像。Figure 1 is a perspective view of the invented product, Figure 3 is a plan view when in use,
FIG. 2 is a perspective view of a one-sided trapezoid. 1... Optical prism, 2... 2 faces of the prism, 3... 3 faces of the prism, 4...
・Edge, 5... Angle scale, 6... Edge of two sides of the prism, 7... Length scale, m,, m2°
0000 perspective image, o, p------ perspective image m19m
2 and edge 4, X-Y...straight line on the paper,
θ...Angle between the straight line X-Y and the prism, S.
... Distance of 0, P, M ... Perspective image on edge 4 of straight line X-Y.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 光学プリズム１において紙面に接していない稜４を若干
平面にしておいて、その平面稜４に相対して角度目盛５
を刻んでおき、直線Ｘ−Ｙの透視像Ｍを角度目盛５に刻
まれた中心点９０゜に置き交点Ｏ，Ｐを所望の角度目盛
５に一致させることによって任意の角度の直線を画くこ
とができるようにした光学プリズム型分度器。The edge 4 of the optical prism 1 that is not in contact with the plane of paper is made slightly flat, and an angle scale 5 is set opposite to the plane edge 4.
, and draw a straight line at any angle by placing the perspective image M of the straight line An optical prism type protractor that allows you to
JP10719784U 1984-07-17 1984-07-17 optical prism type protractor Pending JPS6122692U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10719784U JPS6122692U (en) 1984-07-17 1984-07-17 optical prism type protractor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10719784U JPS6122692U (en) 1984-07-17 1984-07-17 optical prism type protractor

Publications (1)

Publication Number Publication Date
JPS6122692U true JPS6122692U (en) 1986-02-10

Family

ID=30666456

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10719784U Pending JPS6122692U (en) 1984-07-17 1984-07-17 optical prism type protractor

Country Status (1)

Country Link
JP (1) JPS6122692U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06121969A (en) * 1992-10-09 1994-05-06 Kyokuto Kaihatsu Kogyo Co Ltd Screening device
JPH0744304U (en) * 1993-03-30 1995-11-14 株式会社伸生 Long object take-out device in crushing and sorting plant

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06121969A (en) * 1992-10-09 1994-05-06 Kyokuto Kaihatsu Kogyo Co Ltd Screening device
JPH0744304U (en) * 1993-03-30 1995-11-14 株式会社伸生 Long object take-out device in crushing and sorting plant

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