JPH02105114U - - Google Patents
Info
- Publication number
- JPH02105114U JPH02105114U JP1344189U JP1344189U JPH02105114U JP H02105114 U JPH02105114 U JP H02105114U JP 1344189 U JP1344189 U JP 1344189U JP 1344189 U JP1344189 U JP 1344189U JP H02105114 U JPH02105114 U JP H02105114U
- Authority
- JP
- Japan
- Prior art keywords
- wheel
- operating rod
- signal generating
- measurer
- generating means
- 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
- 229910000838 Al alloy Inorganic materials 0.000 claims 2
- 229910052751 metal Inorganic materials 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Description
第１図は本考案に係る一実施例であるロードメ
ジヤーを示す斜視図、第２図は同ロードメジヤー
の車輪部分を示す正面縦断面図、第３図は同ロー
ドメジヤーの車輪支持部を示す分解斜視図、第４
図は同ロードメジヤーの下部を示す側面図、第５
図は同ロードメジヤーの電気式測長装置の構造を
示すブロツク図である。
１……ロードメジヤー、２……操作杆、３……
車輪、３ａ……車軸、４……電気式測長装置、６
……制御ユニツト、７……車輪支持部（箱体）、
１４……車輪支持部の中空部、２０……支持スタ
ンド、２３……信号発生手段、２４……演算手段
、２５……表示手段、２６……永久磁石、２７…
…磁界センサ。
Fig. 1 is a perspective view showing a road measurer which is an embodiment of the present invention, Fig. 2 is a front vertical sectional view showing the wheel portion of the road measurer, and Fig. 3 is an exploded perspective view showing the wheel support portion of the road measurer. , 4th
The figure is a side view showing the lower part of the road measurer.
The figure is a block diagram showing the structure of the electrical length measuring device of the same road measurer. 1...Load measurer, 2...Operation rod, 3...
Wheel, 3a... Axle, 4... Electric length measuring device, 6
...Control unit, 7...Wheel support part (box),
DESCRIPTION OF SYMBOLS 14... Hollow part of wheel support part, 20... Support stand, 23... Signal generating means, 24... Calculating means, 25... Display means, 26... Permanent magnet, 27...
...Magnetic field sensor.
Claims (1)
れるとともに、該車輪の走行距離を電気的に演算
する電気式測長装置を備えてなるロードメジヤー
であつて、 前記電気式測長装置が、前記車輪の回転角に対
応した信号を発生する信号発生手段と、該信号発
生手段の出力信号から移動距離と移動方向を演算
する演算手段と、該演算手段による演算結果をデ
ジタル表示する表示手段とを具備してなり、 前記操作杆の下端部の車輪支持部に、密閉状の
箱体が設けられ、 該箱体内部に、前記車輪の車軸の一端部が挿通
されるとともに、前記信号発生手段が内装されて
なり、 該信号発生手段は、前記車軸の一端部に円周方
向へ等間隔をもつて配置固定された複数の永久磁
石と、前記箱体の内壁部分に該永久磁石に対向し
て設けられ、永久磁石の磁界を検出する磁界セン
サとからなり、 前記表示手段が、前記操作杆の上端部に設けら
れていることを特徴とするロードメジヤー。 (2) アルミニウム合金製中空管からなる前記操
作杆の下端部に、アルミニウム合金製の前記車輪
が回転可能に設けられ、 前記操作杆の上端部に、前記演算手段と表示手
段を備えた小型の制御ユニツトが取り付けられ、 前記操作杆の下部に、金属製棒材からなる支持
スタンドが折り畳み可能に取り付けられている請
求項第１項記載のロードメジヤー。[Scope of Claim for Utility Model Registration] (1) A road measurer comprising a rotatable wheel at the lower end of an operating rod and an electric length measuring device that electrically calculates the travel distance of the wheel. , the electric length measuring device includes a signal generating means for generating a signal corresponding to the rotation angle of the wheel, a calculating means for calculating a moving distance and a moving direction from an output signal of the signal generating means, and a calculating means by the calculating means. display means for digitally displaying the calculation results, a closed box is provided in the wheel support section at the lower end of the operating rod, and one end of the axle of the wheel is mounted inside the box. At the same time, the signal generating means is installed inside, and the signal generating means includes a plurality of permanent magnets arranged and fixed at equal intervals in the circumferential direction at one end of the axle, and A road measurer comprising a magnetic field sensor provided on an inner wall portion facing the permanent magnet and detecting the magnetic field of the permanent magnet, wherein the display means is provided at an upper end of the operating rod. (2) A small-sized device, wherein the wheel made of aluminum alloy is rotatably provided at the lower end of the operating rod made of a hollow tube made of aluminum alloy, and the operating means and display means are provided at the upper end of the operating rod. 2. The load measurer according to claim 1, further comprising: a control unit attached thereto, and a support stand made of a metal bar attached in a foldable manner to the lower part of the operating rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1344189U JPH02105114U (en) | 1989-02-07 | 1989-02-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1344189U JPH02105114U (en) | 1989-02-07 | 1989-02-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02105114U true JPH02105114U (en) | 1990-08-21 |
Family
ID=31223753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1344189U Pending JPH02105114U (en) | 1989-02-07 | 1989-02-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02105114U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005345167A (en) * | 2004-06-01 | 2005-12-15 | Ono Sokki Co Ltd | Roller encoder |
| JP2020085802A (en) * | 2018-11-29 | 2020-06-04 | 西東京精密株式会社 | Distance measuring machine |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6126816A (en) * | 1984-07-17 | 1986-02-06 | Senshin Kogyo Kk | Load measure |
-
1989
- 1989-02-07 JP JP1344189U patent/JPH02105114U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6126816A (en) * | 1984-07-17 | 1986-02-06 | Senshin Kogyo Kk | Load measure |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005345167A (en) * | 2004-06-01 | 2005-12-15 | Ono Sokki Co Ltd | Roller encoder |
| JP4500587B2 (en) * | 2004-06-01 | 2010-07-14 | 株式会社小野測器 | Roller encoder |
| JP2020085802A (en) * | 2018-11-29 | 2020-06-04 | 西東京精密株式会社 | Distance measuring machine |
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