JPH0441611U - - Google Patents
Info
- Publication number
- JPH0441611U JPH0441611U JP8114190U JP8114190U JPH0441611U JP H0441611 U JPH0441611 U JP H0441611U JP 8114190 U JP8114190 U JP 8114190U JP 8114190 U JP8114190 U JP 8114190U JP H0441611 U JPH0441611 U JP H0441611U
- Authority
- JP
- Japan
- Prior art keywords
- length measuring
- digital display
- electrically insulating
- rod
- insulating material
- 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
- 239000000463 material Substances 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 239000012777 electrically insulating material Substances 0.000 claims 4
- 239000011152 fibreglass Substances 0.000 claims 2
- 229910000838 Al alloy Inorganic materials 0.000 claims 1
- 229920000181 Ethylene propylene rubber Polymers 0.000 claims 1
- 239000011810 insulating material Substances 0.000 claims 1
- 238000005259 measurement Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000010292 electrical insulation Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
Landscapes
- Length-Measuring Instruments Using Mechanical Means (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Description
【図面の簡単な説明】
第１図は、本考案の１実施例を示す正面図、第
２図は、その平面図、第３図は、第１図の左側面
図、第４図は、同じく右側面図、第５図は、全体
の斜視図、第６図は、先の考案によるデジタル表
示測長器の１実施例を示す斜視図、第７図は、そ
の平面図、第８図、同じく正面図、第９図は、第
７図の−線断面図、第１０図は、一部の分解
斜視図、第１１図は、一部の斜視図、第１２図は
、ブロツク線図、第１３ａ，ｂ及び第１４図ａ，
ｂは、測長テープの平面図及び検出部の概略図、
第１５図は、本考案による測長器による軌道中心
間隔の測長の例を示す断面図である。
５０……デジタル表示測長器、５１……外部ケ
ース扞、５２〜５４……測長扞、５５……先端プ
レート、５６……末端プレート、５７……電気絶
縁被覆材、５８……電気絶縁チユーブ。[Brief Description of the Drawings] Fig. 1 is a front view showing one embodiment of the present invention, Fig. 2 is a plan view thereof, Fig. 3 is a left side view of Fig. 1, and Fig. 4 is a front view showing one embodiment of the present invention. Similarly, it is a right side view, FIG. 5 is a perspective view of the whole, FIG. 6 is a perspective view showing one embodiment of the digital display length measuring instrument according to the previous invention, FIG. 7 is a plan view thereof, and FIG. , also a front view, FIG. 9 is a sectional view taken along the line -- in FIG. 7, FIG. 10 is a partial exploded perspective view, FIG. 11 is a partial perspective view, and FIG. 12 is a block diagram. , 13a, b and 14a,
b is a plan view of the length measuring tape and a schematic diagram of the detection unit;
FIG. 15 is a sectional view showing an example of measuring the distance between orbit centers using the length measuring device according to the present invention. 50... Digital display length measuring device, 51... External case holder, 52-54... Length measuring holder, 55... Tip plate, 56... End plate, 57... Electrical insulation coating material, 58... Electrical insulation Tube.
Claims (1)
小さくされた筒状の複数本の測長扞５２〜５４を
それぞれ一方向に出入自在に嵌挿すると共にこの
各測長扞５２〜５４に、それぞれの外側の測長扞
５２，５３又は外部ケース扞５１に圧接する係止
機構部を設け、また、一定間隔ごとに測長点部が
配設され、外部ケース扞５１の測長扞収納側内部
に巻戻し自在に巻装された測長テープの先端を、
最細の測長扞５４内を挿通してこれの測長扞引出
し側端部に固着し、測長テープの移動に伴つて各
測長点部を検出し、電気信号として出力する検出
部と、この検出部をカウントするカウンタ部と、
このカウンタ部のカウント信号に基づいて所望の
演算を行う制御部と、この制御部の出力信号によ
り測長された値をデジタル表示する表示部６１と
を備えたデジタル表示測長器において、外部ケー
ス扞５１の端部及び最細の測長扞５４の端部に電
気絶縁性材料製の末端プレート５６及び先端プレ
ート５５をそれぞれ取り付けて成るデジタル表示
測長器。 ２ 外部ケース扞５１及びこの内部に出入自在に
順次嵌挿された測長扞５２及び５３をアルミニウ
ム合金から作り、測長扞５３内に嵌挿された最細
の測長扞５４を電気絶縁性材料から作つた請求項
１記載のデジタル表示測長器。 ３ 外部ケース扞５１の最細の測長扞５４と反対
側の端部付近を、電気絶縁性材料から成る被覆材
５７により被覆して成る請求項１又は２記載のデ
ジタル表示測長器。 ４ 外部ケース扞５１の中央部部分を電気絶縁チ
ユーブ５８により被覆した請求項１，２又は３記
載のデジタル表示測長器。 ５ 電気絶縁性材料が、ガラス繊維強化プラスチ
ツクである請求項１又は２記載のデジタル表示測
長器。 ６ 前記絶縁性材料から成る被覆材５７が、２枚
のアングル状のガラス繊維強化プラスチツクから
成り立つている請求項３記載のデジタル表示測長
器。 ７ 電気絶縁チユーブ５９が、エチレンプロピレ
ンゴムの熱収縮製チユーブである請求項４記載の
デジタル表示測長器。[Scope of Claim for Utility Model Registration] 1. A plurality of cylindrical measuring rods 52 to 54 whose diameters are successively reduced are inserted and inserted into a cylindrical external case rod 51 so as to be freely removable and retractable in one direction. Each of the length measuring rods 52 to 54 is provided with a locking mechanism portion that presses against the respective outer length measuring rods 52, 53 or the outer case rod 51, and length measuring point portions are arranged at regular intervals. The tip of the measuring tape that is rewindably wound inside the length measuring tape storing side of the external case tape 51,
A detection section that is inserted through the narrowest length measuring tape 54 and fixed to the end of the length measuring tape drawer side, detects each length measurement point as the length measuring tape moves, and outputs it as an electrical signal. , a counter section that counts this detection section,
In a digital display length measuring device that includes a control unit that performs desired calculations based on the count signal of this counter unit, and a display unit 61 that digitally displays the measured value based on the output signal of this control unit, an external case A digital display length measuring device comprising an end plate 56 and a tip plate 55 made of electrically insulating material attached to the ends of a length measuring rod 51 and the thinnest length measuring rod 54, respectively. 2. The outer case holder 51 and the length measuring rods 52 and 53 which are inserted and inserted into the interior of the outer case 51 in sequence so as to be freely removable are made of aluminum alloy, and the thinnest length measuring rod 54 fitted into the length measuring rod 53 is made of electrically insulating material. A digital display length measuring device according to claim 1, which is made from a material. 3. The digital display length measuring device according to claim 1 or 2, wherein the vicinity of the end of the outer case lever 51 on the side opposite to the narrowest length measuring lever 54 is covered with a covering material 57 made of an electrically insulating material. 4. The digital display length measuring instrument according to claim 1, 2 or 3, wherein the central portion of the outer case holder 51 is covered with an electrically insulating tube 58. 5. The digital display length measuring instrument according to claim 1 or 2, wherein the electrically insulating material is glass fiber reinforced plastic. 6. The digital display length measuring device according to claim 3, wherein said covering material 57 made of an insulating material is made of two angular glass fiber reinforced plastic sheets. 7. The digital display length measuring instrument according to claim 4, wherein the electrically insulating tube 59 is a tube made of heat-shrinkable ethylene propylene rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8114190U JPH0729451Y2 (en) | 1990-08-01 | 1990-08-01 | Digital display length measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8114190U JPH0729451Y2 (en) | 1990-08-01 | 1990-08-01 | Digital display length measuring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0441611U true JPH0441611U (en) | 1992-04-08 |
| JPH0729451Y2 JPH0729451Y2 (en) | 1995-07-05 |
Family
ID=31626815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8114190U Expired - Lifetime JPH0729451Y2 (en) | 1990-08-01 | 1990-08-01 | Digital display length measuring device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0729451Y2 (en) |
-
1990
- 1990-08-01 JP JP8114190U patent/JPH0729451Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0729451Y2 (en) | 1995-07-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |