GB1480996A - Hardness tester - Google Patents

Hardness tester

Info

Publication number
GB1480996A
GB1480996A GB5010/76A GB501076A GB1480996A GB 1480996 A GB1480996 A GB 1480996A GB 5010/76 A GB5010/76 A GB 5010/76A GB 501076 A GB501076 A GB 501076A GB 1480996 A GB1480996 A GB 1480996A
Authority
GB
United Kingdom
Prior art keywords
indentor
hardness
holes
feb
passage
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
GB5010/76A
Other languages
English (en)
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 GB1480996A publication Critical patent/GB1480996A/en
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
    • 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)
GB5010/76A 1975-02-21 1976-02-09 Hardness tester Expired GB1480996A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
GB1480996A true GB1480996A (en) 1977-07-27

Family

ID=3691397

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5010/76A Expired GB1480996A (en) 1975-02-21 1976-02-09 Hardness tester

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)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4059990A (en) * 1976-08-02 1977-11-29 Federal-Mogul Corporation Materials hardness testing device
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
FR3146109B1 (fr) 2023-02-28 2025-12-05 Psa Automobiles Sa Projecteur de phare de véhicule

Family Cites Families (5)

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

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
FR2301820A1 (fr) 1976-09-17
IT1062858B (it) 1985-02-11
US4040291A (en) 1977-08-09

Similar Documents

Publication Publication Date Title
ES443740A1 (es) Perfeccionamientos introducidos en una herramienta de meca- nizacion para taladros.
WO1996026041A3 (en) Fluid-actuated workholding apparatus
GB1480996A (en) Hardness tester
ES461231A1 (es) Un dispositivo perfeccionado de ensayo de dureza.
GB868012A (en) Improvements in or relating to tools for lathes and other machine tools
GB969783A (en) Improvements in or relating to engineer's drilling jigs and the like
US2930293A (en) Work clamping means
Anderson et al. The use of concomitant variables in reliability estimation
JPS5645227A (en) Die setter for press machine or the like
GB629221A (en) Improvements in and relating to depth-limiting attachments for drills and the like
GB1353417A (en) Apparatus for the measurement of wear and friction
US3106093A (en) Hardness testing device for components having hard to measure surfaces
GB577301A (en) Improved means for dressing welding electrodes
GB876366A (en) A jig for drilling dowel holes
JPS56103347A (en) Ironing tester of thin steel sheet
JPS57163051A (en) Working method of spherical member
GB934075A (en) A tool for performing a finishing operation on a bore surface in a metal workpiece
GB592332A (en) Tool for measuring, testing, or checking angles, tapers, inclines and the like
Golaska A method of testing the dynamic fracture toughness of materials characterized by high plasticity
JPS5783307A (en) Center with claw
GB554316A (en) Improvements in the design of depth gauges used in engineering industry
Clarke et al. Shot-Peening Witness
US2534995A (en) Vise
Karpukhin et al. Characteristics of Electrospark Hardening of a Tool on the ELFA Device
JPS6411760A (en) Polishing-holding device

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee