JPS5946293U - Drawing device using orthographic projection method - Google Patents
Drawing device using orthographic projection methodInfo
- Publication number
- JPS5946293U JPS5946293U JP12694283U JP12694283U JPS5946293U JP S5946293 U JPS5946293 U JP S5946293U JP 12694283 U JP12694283 U JP 12694283U JP 12694283 U JP12694283 U JP 12694283U JP S5946293 U JPS5946293 U JP S5946293U
- Authority
- JP
- Japan
- Prior art keywords
- semi
- transparent mirror
- orthographic projection
- projection method
- observation
- 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
Links
Landscapes
- Length Measuring Devices By Optical Means (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
図面は本考案の一実施例における概略構造を表わす原理
図であり、図中の符号で
11は資料、11′は資料の虚像、12は資料台、13
は全反射鏡、14は半透明鏡、15は両眼ファインダ、
16は照明装置、17は描画台、18は図紙、19は鉛
筆である。The drawing is a principle diagram showing the schematic structure of an embodiment of the present invention, and the reference numerals in the drawing are 11 for a document, 11' for a virtual image of the document, 12 for a document stand, and 13 for a document.
is a total reflection mirror, 14 is a semi-transparent mirror, 15 is a binocular finder,
16 is a lighting device, 17 is a drawing table, 18 is a drawing paper, and 19 is a pencil.
Claims (2)
観察位置との間に観察方向に対して45度傾斜した半透
明鏡を設け、この半透明鏡から前記観察方向に対して直
角な方向に当該半透明鏡と平行な全反射鏡を設け、この
全反射鏡から前記観察方向と平行な方向に前記資料が載
置される資料台を設け、更に前記資料の厚みに対応して
前記半透明鏡から前記資料台までの光路長が前記半透明
鏡から前記描画台までの光路長と等しいか或いはそれ以
上となるように前記資料台を前記観察方向と平行な方向
に移動自在としたことを特徴とiる正射投影法による描
画装置。 (、(1) A semi-transparent mirror tilted at 45 degrees with respect to the observation direction is provided between the drawing table where the material is sketched and the observation position with both eyes, and this semi-transparent mirror is directed in a direction perpendicular to the observation direction. A total reflection mirror parallel to the semi-transparent mirror is provided, a document table on which the material is placed is provided in a direction parallel to the observation direction from the total reflection mirror, and a material table is provided on which the material is placed in a direction parallel to the observation direction. The document table is movable in a direction parallel to the observation direction so that the optical path length from the transparent mirror to the document table is equal to or longer than the optical path length from the semi-transparent mirror to the drawing table. A drawing device using an orthographic projection method, characterized by: (,
とのコントラストを加減する照明装置を前記描画台の内
部に設けたことを特徴とする実用新案登録請求の範囲第
一項に記載した正射投影法による描画装置。(2) Claim 1 of the Utility Model Registration Claim characterized in that an illumination device is provided inside the drawing table to adjust the contrast between the image of the material observed on the drawing table and the tip of the drawing pencil. A drawing device using the orthographic projection method.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12694283U JPS5946293U (en) | 1983-08-16 | 1983-08-16 | Drawing device using orthographic projection method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12694283U JPS5946293U (en) | 1983-08-16 | 1983-08-16 | Drawing device using orthographic projection method |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5946293U true JPS5946293U (en) | 1984-03-27 |
JPH0329196Y2 JPH0329196Y2 (en) | 1991-06-21 |
Family
ID=30288476
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12694283U Granted JPS5946293U (en) | 1983-08-16 | 1983-08-16 | Drawing device using orthographic projection method |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5946293U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016121362A1 (en) * | 2015-01-29 | 2016-08-04 | 富士フイルム株式会社 | Handwriting assistance device |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4996038U (en) * | 1972-12-14 | 1974-08-19 | ||
JPS5149151U (en) * | 1974-10-11 | 1976-04-13 | ||
JPS5254531A (en) * | 1975-10-30 | 1977-05-04 | Nippon Chemical Ind | Device for making threeedimensional figures of orthogonal projection of samples with threeedimensional figures |
JPS5348030U (en) * | 1976-09-24 | 1978-04-24 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5149151B2 (en) * | 1974-04-01 | 1976-12-24 |
-
1983
- 1983-08-16 JP JP12694283U patent/JPS5946293U/en active Granted
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4996038U (en) * | 1972-12-14 | 1974-08-19 | ||
JPS5149151U (en) * | 1974-10-11 | 1976-04-13 | ||
JPS5254531A (en) * | 1975-10-30 | 1977-05-04 | Nippon Chemical Ind | Device for making threeedimensional figures of orthogonal projection of samples with threeedimensional figures |
JPS5348030U (en) * | 1976-09-24 | 1978-04-24 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016121362A1 (en) * | 2015-01-29 | 2016-08-04 | 富士フイルム株式会社 | Handwriting assistance device |
Also Published As
Publication number | Publication date |
---|---|
JPH0329196Y2 (en) | 1991-06-21 |
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