FR2301820A1 - Procede et verificateur pour mesurer une durete de surface - Google Patents

Procede et verificateur pour mesurer une durete de surface

Info

Publication number
FR2301820A1
FR2301820A1 FR7604329A FR7604329A FR2301820A1 FR 2301820 A1 FR2301820 A1 FR 2301820A1 FR 7604329 A FR7604329 A FR 7604329A FR 7604329 A FR7604329 A FR 7604329A FR 2301820 A1 FR2301820 A1 FR 2301820A1
Authority
FR
France
Prior art keywords
verifier
measuring
surface hardness
hardness
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
FR7604329A
Other languages
English (en)
French (fr)
Other versions
FR2301820B1 (enExample
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.)
Girlock Ltd
Original Assignee
Girlock Ltd
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 Girlock Ltd filed Critical Girlock Ltd
Publication of FR2301820A1 publication Critical patent/FR2301820A1/fr
Application granted granted Critical
Publication of FR2301820B1 publication Critical patent/FR2301820B1/fr
Granted 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
    • B23Q17/20—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring workpiece characteristics, e.g. contour, dimension, hardness

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)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
  • Heat Treatment Of Articles (AREA)
  • Forging (AREA)
FR7604329A 1975-02-21 1976-02-17 Procede et verificateur pour mesurer une durete de surface Granted FR2301820A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU68475 1975-02-21

Publications (2)

Publication Number Publication Date
FR2301820A1 true FR2301820A1 (fr) 1976-09-17
FR2301820B1 FR2301820B1 (enExample) 1981-09-25

Family

ID=3691397

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7604329A Granted FR2301820A1 (fr) 1975-02-21 1976-02-17 Procede et verificateur pour mesurer une durete de surface

Country Status (6)

Country Link
US (1) US4040291A (enExample)
DE (1) DE2605739C3 (enExample)
FR (1) FR2301820A1 (enExample)
GB (1) GB1480996A (enExample)
IT (1) IT1062858B (enExample)
SE (1) SE418224B (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2360880A1 (fr) * 1976-08-02 1978-03-03 Federal Mogul Corp Dispositif d'essai de durete de materiau
WO2024180289A1 (fr) 2023-02-28 2024-09-06 Stellantis Auto Sas Projecteur de phare de véhicule

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102879263A (zh) * 2012-10-15 2013-01-16 上海锅炉厂有限公司 一种用于硬度测试的夹具及应用方法
DE102013015685A1 (de) 2013-09-23 2015-03-26 Man Diesel & Turbo Se Werkzeugmaschine
CN104316397B (zh) * 2014-11-06 2016-08-24 莱州华银试验仪器有限公司 双稳态直驱式硬度计主轴加卸荷单元

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL58268C (enExample) * 1900-01-01
GB1223181A (en) * 1968-04-11 1971-02-24 Gkn Group Services Ltd Improvements in or relating to testing

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1192670A (en) * 1915-05-04 1916-07-25 Westinghouse Electric & Mfg Co Hardness-testing apparatus and method.
US2679163A (en) * 1953-03-03 1954-05-25 Us Navy Plug-in pitot-static tube
US3116478A (en) * 1959-10-07 1963-12-31 Molins Machine Co Ltd Balanced pulsed pneumatic bridge type detector of cigarette presence and packing density

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL58268C (enExample) * 1900-01-01
GB1223181A (en) * 1968-04-11 1971-02-24 Gkn Group Services Ltd Improvements in or relating to testing

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2360880A1 (fr) * 1976-08-02 1978-03-03 Federal Mogul Corp Dispositif d'essai de durete de materiau
WO2024180289A1 (fr) 2023-02-28 2024-09-06 Stellantis Auto Sas Projecteur de phare de véhicule

Also Published As

Publication number Publication date
DE2605739B2 (de) 1978-08-31
DE2605739C3 (de) 1979-05-03
DE2605739A1 (de) 1976-09-02
FR2301820B1 (enExample) 1981-09-25
SE418224B (sv) 1981-05-11
IT1062858B (it) 1985-02-11
GB1480996A (en) 1977-07-27
US4040291A (en) 1977-08-09

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Legal Events

Date Code Title Description
ST Notification of lapse