JPS6419110U - - Google Patents
Info
- Publication number
- JPS6419110U JPS6419110U JP11342787U JP11342787U JPS6419110U JP S6419110 U JPS6419110 U JP S6419110U JP 11342787 U JP11342787 U JP 11342787U JP 11342787 U JP11342787 U JP 11342787U JP S6419110 U JPS6419110 U JP S6419110U
- Authority
- JP
- Japan
- Prior art keywords
- alidade
- telescope
- measuring device
- true north
- length
- 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
Landscapes
- Telescopes (AREA)
Description
第１図はこの考案の真北測定器を望遠鏡付アリ
ダードに取付けた場合の斜視図である。第２図は
この考案の真北測定器の斜視図である。
FIG. 1 is a perspective view of the true north measuring device of this invention attached to an alidade with a telescope. FIG. 2 is a perspective view of the true north measuring device of this invention.
Claims (1)
、日影測定をするもの。 望遠鏡の視準線上に位置する真北測定器の縦
線については、アリダード底面に対して垂直であ
り、かつ径０．３mm以上、０．５mm以内、長さ７
cm以上、１５cm以下とする。 縦線を利用した真北測定器と望遠鏡付アリダ
ードは脱着可能である。[Scope of Claim for Utility Model Registration] This is a true north measuring device having the following features. A device that measures sunlight by attaching it to an alidade with a telescope. The vertical line of the true north measuring device located on the line of sight of the telescope must be perpendicular to the bottom of the alidade, have a diameter of 0.3 mm or more and 0.5 mm or less, and a length of 7 mm.
The length should be at least 1.5 cm and 15 cm or less. The true north measuring device using vertical lines and the alidade with telescope are removable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11342787U JPS6419110U (en) | 1987-07-24 | 1987-07-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11342787U JPS6419110U (en) | 1987-07-24 | 1987-07-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6419110U true JPS6419110U (en) | 1989-01-31 |
Family
ID=31353252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11342787U Pending JPS6419110U (en) | 1987-07-24 | 1987-07-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6419110U (en) |
-
1987
- 1987-07-24 JP JP11342787U patent/JPS6419110U/ja active Pending