JPH0352657U - - Google Patents

Info

Publication number
JPH0352657U
JPH0352657U JP11368489U JP11368489U JPH0352657U JP H0352657 U JPH0352657 U JP H0352657U JP 11368489 U JP11368489 U JP 11368489U JP 11368489 U JP11368489 U JP 11368489U JP H0352657 U JPH0352657 U JP H0352657U
Authority
JP
Japan
Prior art keywords
test piece
detecting
fracture
detection means
current
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
Application number
JP11368489U
Other languages
English (en)
Other versions
JPH0643724Y2 (ja
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP11368489U priority Critical patent/JPH0643724Y2/ja
Publication of JPH0352657U publication Critical patent/JPH0352657U/ja
Application granted granted Critical
Publication of JPH0643724Y2 publication Critical patent/JPH0643724Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例を示す全体の構成図
、第2図は試験片の説明図である。 1……試験片、1A……A破断領域、10……
昇降テーブル、11……光学検出装置、14……
制御部、15……駆動モータ、16……送りねじ
、17……破断検出回路。

Claims (1)

    【実用新案登録請求の範囲】
  1. 試験片の破断の有無を検出する第1の検出手段
    と、この検出手段をねじ送り機構により負荷軸方
    向でかつ試験片標点間における中央部特定領域だ
    け移動させて前記試験片上を走査させる走査手段
    と、試験片に装着された変位計を介して少なくと
    も標点間に通電しその通電電流が遮断されること
    を検出して試験片の破断を検出する第2の検出手
    段と、前記両検出手段からの出力信号に基づいて
    試験片の破断点が前記中央部特定領域か否かを判
    別する判別手段とを具備することを特徴とする試
    験片の破断位置検出装置。
JP11368489U 1989-09-28 1989-09-28 材料試験機 Expired - Lifetime JPH0643724Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11368489U JPH0643724Y2 (ja) 1989-09-28 1989-09-28 材料試験機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11368489U JPH0643724Y2 (ja) 1989-09-28 1989-09-28 材料試験機

Publications (2)

Publication Number Publication Date
JPH0352657U true JPH0352657U (ja) 1991-05-22
JPH0643724Y2 JPH0643724Y2 (ja) 1994-11-14

Family

ID=31662091

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11368489U Expired - Lifetime JPH0643724Y2 (ja) 1989-09-28 1989-09-28 材料試験機

Country Status (1)

Country Link
JP (1) JPH0643724Y2 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107831066B (zh) * 2017-10-27 2021-01-12 燕京啤酒(桂林漓泉)股份有限公司 一种判定瓦楞纸箱热熔胶封箱牢固度是否符合要求的方法

Also Published As

Publication number Publication date
JPH0643724Y2 (ja) 1994-11-14

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