CH532247A - Dispositivo per la misura della durezza mediante forze di urto di entità non controllabile - Google Patents

Dispositivo per la misura della durezza mediante forze di urto di entità non controllabile

Info

Publication number
CH532247A
CH532247A CH1464471A CH1464471A CH532247A CH 532247 A CH532247 A CH 532247A CH 1464471 A CH1464471 A CH 1464471A CH 1464471 A CH1464471 A CH 1464471A CH 532247 A CH532247 A CH 532247A
Authority
CH
Switzerland
Prior art keywords
impact forces
measuring hardness
controllable impact
controllable
hardness
Prior art date
Application number
CH1464471A
Other languages
English (en)
Italian (it)
Inventor
Ernst Alfred
Original Assignee
Ernst Alfred
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 Ernst Alfred filed Critical Ernst Alfred
Publication of CH532247A publication Critical patent/CH532247A/it

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
    • G01N3/48—Investigating hardness or rebound hardness by performing impressions under impulsive load by indentors, e.g. falling ball

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)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
CH1464471A 1970-11-24 1971-10-07 Dispositivo per la misura della durezza mediante forze di urto di entità non controllabile CH532247A (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT3211270 1970-11-24

Publications (1)

Publication Number Publication Date
CH532247A true CH532247A (it) 1972-12-31

Family

ID=11234915

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1464471A CH532247A (it) 1970-11-24 1971-10-07 Dispositivo per la misura della durezza mediante forze di urto di entità non controllabile

Country Status (7)

Country Link
US (1) US3760635A (OSRAM)
JP (1) JPS543637B1 (OSRAM)
CH (1) CH532247A (OSRAM)
DE (1) DE2157466C3 (OSRAM)
ES (1) ES173168Y (OSRAM)
FR (1) FR2115805A5 (OSRAM)
GB (1) GB1333446A (OSRAM)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12266856B2 (en) 2021-07-12 2025-04-01 Samsung Electronics Co., Ltd. Electronic device including antenna
CN116026714B (zh) * 2023-03-28 2023-06-23 中山大学 一种水平孔岩石硬度测量装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE341512C (OSRAM) *
US1071430A (en) * 1913-03-21 1913-08-26 William Herbert Keen Apparatus for testing the hardness of metals.
US1348897A (en) * 1919-07-28 1920-08-10 Ringland Albert Portable brinnell hardness-tester
US2094584A (en) * 1936-07-27 1937-10-05 Ormond L Cox Limited strain wrench
US2446537A (en) * 1944-11-16 1948-08-10 Clarence N Hickman Thrust gauge
DE897628C (de) * 1951-07-29 1953-11-23 Rudolf Dr-Ing Boeklen Schlaghaertepruefer mit Vergleichstab
US3213680A (en) * 1963-03-15 1965-10-26 Du Pont Load cell protector

Also Published As

Publication number Publication date
ES173168U (es) 1972-03-01
DE2157466B2 (de) 1980-05-08
US3760635A (en) 1973-09-25
DE2157466C3 (de) 1981-01-22
GB1333446A (en) 1973-10-10
FR2115805A5 (OSRAM) 1972-07-07
JPS543637B1 (OSRAM) 1979-02-24
ES173168Y (es) 1972-09-01
DE2157466A1 (de) 1972-06-15

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Legal Events

Date Code Title Description
PL Patent ceased