AT289424B - Mikrohärteprüfer - Google Patents

Mikrohärteprüfer

Info

Publication number
AT289424B
AT289424B AT517068A AT517068A AT289424B AT 289424 B AT289424 B AT 289424B AT 517068 A AT517068 A AT 517068A AT 517068 A AT517068 A AT 517068A AT 289424 B AT289424 B AT 289424B
Authority
AT
Austria
Prior art keywords
hardness tester
micro hardness
micro
tester
hardness
Prior art date
Application number
AT517068A
Other languages
English (en)
Inventor
Hugo Fischer
Original Assignee
Leitz Ernst Gmbh
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 Leitz Ernst Gmbh filed Critical Leitz Ernst Gmbh
Application granted granted Critical
Publication of AT289424B publication Critical patent/AT289424B/de

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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B21/00—Microscopes
    • G02B21/24—Base structure

Landscapes

  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Optics & Photonics (AREA)
  • Microscoopes, Condenser (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
AT517068A 1967-06-03 1968-05-29 Mikrohärteprüfer AT289424B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEL0056654 1967-06-03

Publications (1)

Publication Number Publication Date
AT289424B true AT289424B (de) 1971-04-26

Family

ID=7277947

Family Applications (1)

Application Number Title Priority Date Filing Date
AT517068A AT289424B (de) 1967-06-03 1968-05-29 Mikrohärteprüfer

Country Status (6)

Country Link
US (1) US3564908A (de)
AT (1) AT289424B (de)
CH (1) CH477688A (de)
DE (1) DE1648580B1 (de)
FR (1) FR1567674A (de)
GB (1) GB1201527A (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT359315B (de) * 1979-01-18 1980-11-10 Hubert Dipl Ing Aschinger Mikrohaertepruefer
DE3934578C2 (de) * 1989-10-17 2000-02-10 Krautkraemer Gmbh Verfahren zur Härteprüfung von Serienteilen mit geringer mechanischer Reaktanz
US7121136B2 (en) * 2002-12-25 2006-10-17 Mitutoyo Corporation Hardness testing apparatus
AT509629B1 (de) * 2010-03-29 2012-02-15 Qness Gmbh Härteprüfgerät
US20150075264A1 (en) * 2012-03-27 2015-03-19 Hysitron, Inc. Microscope objective mechanical testing instrument
CN110794567B (zh) * 2019-10-25 2021-04-06 华中科技大学 一种可旋转光学显微镜样品夹持装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE732854C (de) * 1938-12-10 1943-03-13 Otto Wolpert Werke G M B H Nach dem Eindringverfahren arbeitender und mit einem beweglichen Mikroskop ausgeruesteter Haertepruefer
DE736251C (de) * 1940-11-26 1944-02-22 Reichert Optische Werke Ag Vorrichtung zum Bestimmen der Haerte kleiner Koerper
CH232653A (de) * 1943-02-24 1944-06-15 Amsler Alfred J & Co Hydraulische Härteprüfmaschine.
AT162545B (de) * 1946-02-08 1949-03-10 Reichert Optische Werke Ag Vorrichtung zum Messen der Härte kleiner Körper
DE847075C (de) * 1951-06-01 1952-08-21 Otto Wolpert Werke G M B H Haertepruefer mit Objektivlinse am Belastungshebel
DE896728C (de) * 1951-12-23 1953-11-16 Otto Wolpert Werke G M B H Hydraulischer Haertepruefer mit eingebautem Mikroskop
DE1000614B (de) * 1953-04-15 1957-01-10 Zeiss Carl Fa Mikrohaertepruefer
GB906191A (en) * 1958-04-28 1962-09-19 Robert Thomas Warman Improvements in and relating to hardness testers

Also Published As

Publication number Publication date
DE1648580B1 (de) 1971-10-14
GB1201527A (en) 1970-08-05
CH477688A (de) 1969-08-31
US3564908A (en) 1971-02-23
FR1567674A (de) 1969-04-08

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee