JPS636339U - - Google Patents
Info
- Publication number
- JPS636339U JPS636339U JP9729886U JP9729886U JPS636339U JP S636339 U JPS636339 U JP S636339U JP 9729886 U JP9729886 U JP 9729886U JP 9729886 U JP9729886 U JP 9729886U JP S636339 U JPS636339 U JP S636339U
- Authority
- JP
- Japan
- Prior art keywords
- test piece
- fracture position
- bridge circuit
- detection device
- position detection
- 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
- 238000001514 detection method Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Description
第１図は本考案の一実施例を示す機器配置図、
第２図は第１図の装置の電気的構成を示す結線図
である。
１，２……つかみ具、３……試験片、３０……
標点距離部、３１，３２……つかみ部、Ｒ４……
抵抗、Ｅ……直流電源、４……増幅器、５……判
断装置。
FIG. 1 is an equipment layout diagram showing an embodiment of the present invention;
FIG. 2 is a wiring diagram showing the electrical configuration of the device shown in FIG. 1. 1, 2...Gripper, 3...Test piece, 30...
Gauge length part, 31, 32...Gripping part, R4...
Resistor, E...DC power supply, 4...Amplifier, 5...Judgment device.
Claims (1)
から試験片の破断位置を検出する試験片の破断位
置検出装置において、 前記試験片の標点距離部の抵抗と、その両外側
のつかみ部の抵抗と、前記試験片の両端間に接続
される外部抵抗とからなるブリツジ回路と、 このブリツジ回路の一方の対角点間に接続され
る直流電源と、 前記ブリツジ回路の他方の対角点間に生ずる電
圧に基づいて前記試験片の破断位置を判断する判
断装置と、 を具備したことを特徴とする試験片の破断位置検
出装置。[Scope of Claim for Utility Model Registration] In a test piece fracture position detection device that applies current to a conductive test piece and detects the fracture position of the test piece from a change in current during a material test, the resistance of the gauge length portion of the test piece , a bridge circuit consisting of a resistor on both outside grip portions, and an external resistor connected between both ends of the test piece; a DC power supply connected between one diagonal point of the bridge circuit; A test piece fracture position detection device comprising: a determination device that determines the fracture position of the test piece based on the voltage generated between the other diagonal points of the bridge circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9729886U JPH0519800Y2 (en) | 1986-06-25 | 1986-06-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9729886U JPH0519800Y2 (en) | 1986-06-25 | 1986-06-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS636339U true JPS636339U (en) | 1988-01-16 |
| JPH0519800Y2 JPH0519800Y2 (en) | 1993-05-25 |
Family
ID=30964105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9729886U Expired - Lifetime JPH0519800Y2 (en) | 1986-06-25 | 1986-06-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0519800Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007309736A (en) * | 2006-05-17 | 2007-11-29 | Toshiba Corp | Crack development testing method and crack development testing machine |
-
1986
- 1986-06-25 JP JP9729886U patent/JPH0519800Y2/ja not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007309736A (en) * | 2006-05-17 | 2007-11-29 | Toshiba Corp | Crack development testing method and crack development testing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0519800Y2 (en) | 1993-05-25 |
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