JPH0281563U - - Google Patents
Info
- Publication number
- JPH0281563U JPH0281563U JP16117688U JP16117688U JPH0281563U JP H0281563 U JPH0281563 U JP H0281563U JP 16117688 U JP16117688 U JP 16117688U JP 16117688 U JP16117688 U JP 16117688U JP H0281563 U JPH0281563 U JP H0281563U
- Authority
- JP
- Japan
- Prior art keywords
- drawn
- scale
- base plate
- divided
- disk
- 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
Links
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Instructional Devices (AREA)
- Telescopes (AREA)
Description
第１図は本考案に係る実施例を示す斜視図、第
２図は第１図の分解部品斜視図、第３図は詳細な
各目盛を示す説明図、第４図ａ〜ｃは使用説明図
、第５図は赤道儀付き天体望遠鏡を示す斜視図で
ある。
１……台板、１２……日本時間目盛、２……円
板、１３……東経目盛、３……小円板、２２……
時角目盛、２３……赤経目盛、３２……赤経目盛
、４……カーソル、４２……カーソル線。
Figure 1 is a perspective view showing an embodiment of the present invention, Figure 2 is an exploded perspective view of Figure 1, Figure 3 is an explanatory diagram showing detailed scales, and Figures 4 a to c are instructions for use. FIG. 5 is a perspective view showing an astronomical telescope with an equatorial mount. 1... Base plate, 12... Japan time scale, 2... Disk, 13... East longitude scale, 3... Small disk, 22...
Hour angle scale, 23... right ascension scale, 32... right ascension scale, 4... cursor, 42... cursor line.
Claims (1)
とカーソル４とをそれぞれ順次重積し回動自在に
取付けたこと。 (ロ) 前記台板１表面には、前記円板２より大き
な円が約２４等分された日本時間目盛１２を描示
すると共に前記円よりも大きな円弧に、日本時間
目盛１２の０時間に１３５．３７°を対応させた
東経目盛１３を略１２０°〜１５０°の範囲で描
示すること。 (ハ) 前記円板２には、外周が２４等分された右
回りの時角目盛２２及び左回りの赤経目盛２３を
描示すること。 (ニ) 前記小円板３には、外周が２４等分された
天体の赤経目盛３２を描示すること。 (ホ) 前記カーソル４は長尺で長手方向中央に一
本のカーソル線４２を描示させ、且つ一端側で回
動自在に設けると共に前記台板１の東経目盛１３
まで延出していること。 以上で構成したことを特徴とする赤道儀付き天
体望遠鏡用の時角早見盤。[Scope of claims for utility model registration] (a) On the rectangular base plate 1, there are a disc 2 and a small disc 3.
and cursor 4 are stacked one on top of the other and are rotatably mounted. (b) On the surface of the base plate 1, a Japanese time scale 12 is drawn, in which a circle larger than the disk 2 is divided into approximately 24 equal parts, and an arc larger than the circle is drawn at the 0 hour of the Japanese time scale 12. The east longitude scale 13 corresponding to 135.37° is drawn in the range of approximately 120° to 150°. (c) On the disk 2, a clockwise hour angle scale 22 and a counterclockwise right ascension scale 23 are drawn, the outer circumference of which is divided into 24 equal parts. (d) On the small disk 3, a right ascension scale 32 of a celestial body whose outer circumference is divided into 24 equal parts is drawn. (e) The cursor 4 is long and has a single cursor line 42 drawn at the center in the longitudinal direction, and is rotatably provided at one end side, and is attached to the east longitude scale 13 of the base plate 1.
It extends to A planisphere for an astronomical telescope with an equatorial mount, characterized by the above structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16117688U JPH0281563U (en) | 1988-12-12 | 1988-12-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16117688U JPH0281563U (en) | 1988-12-12 | 1988-12-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0281563U true JPH0281563U (en) | 1990-06-22 |
Family
ID=31443899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16117688U Pending JPH0281563U (en) | 1988-12-12 | 1988-12-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0281563U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100855454B1 (en) * | 2007-07-16 | 2008-09-01 | 경북대학교 산학협력단 | A solid table of the age of moon |
-
1988
- 1988-12-12 JP JP16117688U patent/JPH0281563U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100855454B1 (en) * | 2007-07-16 | 2008-09-01 | 경북대학교 산학협력단 | A solid table of the age of moon |
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