DE184817C - - Google Patents

Info

Publication number
DE184817C
DE184817C DENDAT184817D DE184817DA DE184817C DE 184817 C DE184817 C DE 184817C DE NDAT184817 D DENDAT184817 D DE NDAT184817D DE 184817D A DE184817D A DE 184817DA DE 184817 C DE184817 C DE 184817C
Authority
DE
Germany
Prior art keywords
armature
steel
magnetic
magnet
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.)
Active
Application number
DENDAT184817D
Other languages
German (de)
English (en)
Publication of DE184817C publication Critical patent/DE184817C/de
Active legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G01N27/80—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating mechanical hardness, e.g. by investigating saturation or remanence of ferromagnetic material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • A Measuring Device Byusing Mechanical Method (AREA)
DENDAT184817D Active DE184817C (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
DE184817C true DE184817C (enrdf_load_stackoverflow)

Family

ID=448720

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT184817D Active DE184817C (enrdf_load_stackoverflow)

Country Status (1)

Country Link
DE (1) DE184817C (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE741194C (de) * 1937-04-28 1943-11-06 Kaiser Wilhelm Inst Fuer Eisen Verfahren zum Bestimmen der mechanischen Haerte von ferromagnetischen Werkstoffen auf magnetischem Wege
US2643544A (en) * 1951-03-23 1953-06-30 Dev Res Corp Hardness tester

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE741194C (de) * 1937-04-28 1943-11-06 Kaiser Wilhelm Inst Fuer Eisen Verfahren zum Bestimmen der mechanischen Haerte von ferromagnetischen Werkstoffen auf magnetischem Wege
US2643544A (en) * 1951-03-23 1953-06-30 Dev Res Corp Hardness tester

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