JPH0247509U - - Google Patents
Info
- Publication number
- JPH0247509U JPH0247509U JP12510288U JP12510288U JPH0247509U JP H0247509 U JPH0247509 U JP H0247509U JP 12510288 U JP12510288 U JP 12510288U JP 12510288 U JP12510288 U JP 12510288U JP H0247509 U JPH0247509 U JP H0247509U
- Authority
- JP
- Japan
- Prior art keywords
- rotating shaft
- screwing
- rotating
- adjustment device
- concave portion
- 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
- Details Of Measuring And Other Instruments (AREA)
Description
第１Ａ図乃至第１Ｃ図は本考案の１実施例を示
すものであり、第１Ａ図は回転軸が軸筒よりやや
突出した状態を示す要部断面図、第１Ｂ図は回転
軸が軸筒から大きく突出した状態を示す要部断面
図、第１Ｃ図は回転軸が軸筒より短い状態を示す
要部断面図であり、第２Ａ図及び第２Ｂ図は従来
例を示す要部断面図である。
１…望遠鏡本体、２…軸筒、３…回転軸、３ａ
…凸状螺合部、３ｂ…下端肩面、４…押えナツト
、４ａ…押えナツト上面、４ｂ…凹面、４ｃ…螺
合凹部、５…押え駒、６…押えねじ、Ｓ…測量機
のスラスト隙間調整装置。
Figures 1A to 1C show one embodiment of the present invention. Figure 1A is a cross-sectional view of the main part showing a state in which the rotating shaft slightly protrudes from the barrel, and Figure 1B is a sectional view of the main part showing the rotating shaft slightly protruding from the barrel. FIG. 1C is a sectional view of the main part showing a state in which the rotating shaft is shorter than the shaft cylinder, and FIGS. 2A and 2B are sectional views of the main part showing the conventional example. be. 1...Telescope body, 2...Axis cylinder, 3...Rotation shaft, 3a
... Convex threaded portion, 3b... Lower end shoulder surface, 4... Holder nut, 4a... Upper surface of presser nut, 4b... Concave surface, 4c... Threaded recess, 5... Holder piece, 6... Holder screw, S... Thrust of surveying instrument. Gap adjustment device.
Claims (1)
部を有する回転軸と、該回転軸を回転自在に装着
する軸筒と、前記回転軸の螺合部に螺合される押
えナツトと、該押えナツトと螺合する押えねじと
、からなり、前記押えナツトには上面に前記回転
軸と略同径の凹部が形成され、該凹部内に前記回
転軸の螺合部と螺合する螺合凹部を凹設すると共
に該螺合凹部と連続する螺合孔が穿設され、該螺
合孔に前記押えねじを螺挿して前記回転体を押圧
したことを特徴とする測量機のスラスト隙間調整
装置。 ２ 前記回転軸と前記押えねじとの間には、押え
駒が介装された請求項１記載の測量機のスラスト
隙間調整装置。[Claims for Utility Model Registration] 1. A rotating shaft that is provided integrally with the rotating main body and has a threaded portion at its end, a shaft cylinder to which the rotating shaft is rotatably mounted, and a threaded portion of the rotating shaft. The holding nut has a concave portion on the upper surface thereof having approximately the same diameter as the rotating shaft, and the rotating shaft is inserted into the concave portion. A screwing recess that screws with the screwing portion of the rotor is provided, and a screwing hole that is continuous with the screwing recess is bored, and the holding screw is screwed into the screwing hole to press the rotating body. Thrust clearance adjustment device for surveying instruments featuring: 2. The thrust gap adjustment device for a surveying instrument according to claim 1, wherein a presser piece is interposed between the rotating shaft and the presser screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12510288U JPH0645849Y2 (en) | 1988-09-27 | 1988-09-27 | Thrust clearance adjustment device for surveying instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12510288U JPH0645849Y2 (en) | 1988-09-27 | 1988-09-27 | Thrust clearance adjustment device for surveying instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0247509U true JPH0247509U (en) | 1990-03-30 |
| JPH0645849Y2 JPH0645849Y2 (en) | 1994-11-24 |
Family
ID=31375405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12510288U Expired - Lifetime JPH0645849Y2 (en) | 1988-09-27 | 1988-09-27 | Thrust clearance adjustment device for surveying instrument |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0645849Y2 (en) |
-
1988
- 1988-09-27 JP JP12510288U patent/JPH0645849Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0645849Y2 (en) | 1994-11-24 |
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