DE2707939C2 - Härteprüfer - Google Patents

Härteprüfer

Info

Publication number
DE2707939C2
DE2707939C2 DE19772707939 DE2707939A DE2707939C2 DE 2707939 C2 DE2707939 C2 DE 2707939C2 DE 19772707939 DE19772707939 DE 19772707939 DE 2707939 A DE2707939 A DE 2707939A DE 2707939 C2 DE2707939 C2 DE 2707939C2
Authority
DE
Germany
Prior art keywords
parts
column
rod
hardness tester
parallel
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.)
Expired
Application number
DE19772707939
Other languages
German (de)
English (en)
Other versions
DE2707939A1 (de
Inventor
Alfred Vezia Ticino Ernst
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 by Individual filed Critical Individual
Publication of DE2707939A1 publication Critical patent/DE2707939A1/de
Application granted granted Critical
Publication of DE2707939C2 publication Critical patent/DE2707939C2/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/40—Investigating hardness or rebound hardness
    • G01N3/42—Investigating hardness or rebound hardness by performing impressions under a steady load by indentors, e.g. sphere, pyramid
    • G01N3/44—Investigating hardness or rebound hardness by performing impressions under a steady load by indentors, e.g. sphere, pyramid the indentors being put under a minor load and a subsequent major load, i.e. Rockwell system

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
DE19772707939 1976-03-01 1977-02-24 Härteprüfer Expired DE2707939C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH252776A CH590470A5 (en:Method) 1976-03-01 1976-03-01

Publications (2)

Publication Number Publication Date
DE2707939A1 DE2707939A1 (de) 1978-01-19
DE2707939C2 true DE2707939C2 (de) 1982-04-22

Family

ID=4235798

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772707939 Expired DE2707939C2 (de) 1976-03-01 1977-02-24 Härteprüfer

Country Status (3)

Country Link
CH (1) CH590470A5 (en:Method)
DE (1) DE2707939C2 (en:Method)
IT (1) IT1084904B (en:Method)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9107467U1 (de) * 1991-06-18 1992-10-22 Mesacon Gesellschaft für Meßtechnik mbH, 4600 Dortmund Anordnung zur Härtemessung

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE603531C (de) * 1932-12-03 1934-10-03 Julius Peters Fa Vorrichtung zur Haertebestimmung von insbesondere in flachen Schichten vorliegenden Stoffen
DE920993C (de) * 1949-05-31 1954-12-06 Georg Reicherter O H G Automatische Messeinrichtung fuer Vorlasthaertepruefer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9107467U1 (de) * 1991-06-18 1992-10-22 Mesacon Gesellschaft für Meßtechnik mbH, 4600 Dortmund Anordnung zur Härtemessung

Also Published As

Publication number Publication date
DE2707939A1 (de) 1978-01-19
IT1084904B (it) 1985-05-28
CH590470A5 (en:Method) 1977-08-15

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Legal Events

Date Code Title Description
OD Request for examination
8126 Change of the secondary classification
8126 Change of the secondary classification
D2 Grant after examination
8339 Ceased/non-payment of the annual fee