JPH0325723B2 - - Google Patents
Info
- Publication number
- JPH0325723B2 JPH0325723B2 JP60057989A JP5798985A JPH0325723B2 JP H0325723 B2 JPH0325723 B2 JP H0325723B2 JP 60057989 A JP60057989 A JP 60057989A JP 5798985 A JP5798985 A JP 5798985A JP H0325723 B2 JPH0325723 B2 JP H0325723B2
- Authority
- JP
- Japan
- Prior art keywords
- fixed
- motor
- rotation
- leveling
- signal
- 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.)
- Expired - Lifetime
Links
- 238000001514 detection method Methods 0.000 claims description 16
- 239000011148 porous material Substances 0.000 claims description 13
- 230000003287 optical effect Effects 0.000 description 13
- 230000000694 effects Effects 0.000 description 8
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 230000002093 peripheral effect Effects 0.000 description 5
- 239000011521 glass Substances 0.000 description 4
- 239000005304 optical glass Substances 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Control Of Position Or Direction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5798985A JPS61215914A (ja) | 1985-03-21 | 1985-03-21 | 照準装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5798985A JPS61215914A (ja) | 1985-03-21 | 1985-03-21 | 照準装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61215914A JPS61215914A (ja) | 1986-09-25 |
| JPH0325723B2 true JPH0325723B2 (US20090163788A1-20090625-C00002.png) | 1991-04-08 |
Family
ID=13071417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5798985A Granted JPS61215914A (ja) | 1985-03-21 | 1985-03-21 | 照準装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61215914A (US20090163788A1-20090625-C00002.png) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6399215U (US20090163788A1-20090625-C00002.png) * | 1986-12-18 | 1988-06-27 | ||
| JPS6399214U (US20090163788A1-20090625-C00002.png) * | 1986-12-18 | 1988-06-27 | ||
| JPH0810773Y2 (ja) * | 1989-12-20 | 1996-03-29 | 株式会社ソキア | 測量機における回転軸の粗微動装置 |
| FR2684496A1 (fr) * | 1991-11-29 | 1993-06-04 | Comtrad | Laser d'alignement. |
| US5903345A (en) * | 1996-03-01 | 1999-05-11 | Dwbh Ventures Ltd. | Remotely positionable gravity oriented laser scanner |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5017265A (US20090163788A1-20090625-C00002.png) * | 1973-05-11 | 1975-02-24 | ||
| JPS50115063A (US20090163788A1-20090625-C00002.png) * | 1974-02-19 | 1975-09-09 |
-
1985
- 1985-03-21 JP JP5798985A patent/JPS61215914A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5017265A (US20090163788A1-20090625-C00002.png) * | 1973-05-11 | 1975-02-24 | ||
| JPS50115063A (US20090163788A1-20090625-C00002.png) * | 1974-02-19 | 1975-09-09 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61215914A (ja) | 1986-09-25 |
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