ES510964A0 - "perfeccionamientos introducidos en los medidores de dureza portatiles accionables a mano". - Google Patents

"perfeccionamientos introducidos en los medidores de dureza portatiles accionables a mano".

Info

Publication number
ES510964A0
ES510964A0 ES510964A ES510964A ES510964A0 ES 510964 A0 ES510964 A0 ES 510964A0 ES 510964 A ES510964 A ES 510964A ES 510964 A ES510964 A ES 510964A ES 510964 A0 ES510964 A0 ES 510964A0
Authority
ES
Spain
Prior art keywords
portable hand
improvements introduced
hand operable
hardness meters
meters
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
ES510964A
Other languages
English (en)
Other versions
ES8304309A1 (es
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of ES8304309A1 publication Critical patent/ES8304309A1/es
Publication of ES510964A0 publication Critical patent/ES510964A0/es
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
    • G01N3/48—Investigating hardness or rebound hardness by performing impressions under impulsive load by indentors, e.g. falling ball
    • 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
ES510964A 1981-04-22 1982-03-30 "perfeccionamientos introducidos en los medidores de dureza portatiles accionables a mano". Granted ES510964A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH263981A CH645189A5 (it) 1981-04-22 1981-04-22 Misuratore di durezza portatile azionabile a mano.

Publications (2)

Publication Number Publication Date
ES8304309A1 ES8304309A1 (es) 1983-02-16
ES510964A0 true ES510964A0 (es) 1983-02-16

Family

ID=4238279

Family Applications (1)

Application Number Title Priority Date Filing Date
ES510964A Granted ES510964A0 (es) 1981-04-22 1982-03-30 "perfeccionamientos introducidos en los medidores de dureza portatiles accionables a mano".

Country Status (6)

Country Link
US (1) US4444045A (es)
EP (1) EP0063548B1 (es)
JP (1) JPS57182635A (es)
CH (1) CH645189A5 (es)
DE (1) DE3266114D1 (es)
ES (1) ES510964A0 (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6336359B1 (en) * 1999-02-17 2002-01-08 Akashi Corporation Impression forming mechanism and hardness testing apparatus
US20090107221A1 (en) * 2004-07-02 2009-04-30 Alfred Ernst Hardness tester with indenter of hard metal or compound and oscillating crown for testing at high load and method of comparative assesment of the hardness/depth profile
CN202471531U (zh) * 2012-03-13 2012-10-03 沈阳天星试验仪器有限公司 一种便携式数显硬度计
IT201800002034U1 (it) * 2018-03-07 2019-09-07 Dispositivo per la caratterizzazione viscoelastica non distruttiva dei materiali dotato di pulsante a scatto
CN108896414A (zh) * 2018-06-20 2018-11-27 中国科学院、水利部成都山地灾害与环境研究所 一种便携式原位水平推剪仪
CN114825753B (zh) * 2022-06-29 2022-09-06 太原理工大学 基于碟簧压缩的液压缓冲重载电动缸及缓冲控制方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1708262A (en) * 1927-02-25 1929-04-09 Executor Lou Bradshaw Hardness-testing device
GB1115106A (en) * 1966-03-17 1968-05-29 British Cast Iron Res Ass Measurement of internal hardness of materials
US3879982A (en) * 1972-10-16 1975-04-29 Ernst Schmidt Method and apparatus for testing hardness of specimens
US4034603A (en) * 1974-11-07 1977-07-12 Proceq Sa Method of an apparatus for testing the hardness of materials
JPS5815730B2 (ja) * 1979-04-20 1983-03-28 株式会社 明石製作所 押込み硬さ測定装置

Also Published As

Publication number Publication date
EP0063548A1 (en) 1982-10-27
ES8304309A1 (es) 1983-02-16
EP0063548B1 (en) 1985-09-11
JPS57182635A (en) 1982-11-10
CH645189A5 (it) 1984-09-14
DE3266114D1 (en) 1985-10-17
US4444045A (en) 1984-04-24
JPH0229182B2 (es) 1990-06-28

Similar Documents

Publication Publication Date Title
DE3171604D1 (en) Hand-held keyboard
DE68900857D1 (de) Tragbare waage.
ES512122A0 (es) "perfeccionamientos en los evaporadores".
ES509907A0 (es) "perfeccionamientos introducidos en los acumuladores oleo-neumaticos".
ES548839A0 (es) Mejoras introducidas en un bigudi flexible
ES499506A0 (es) Mejoras introducidas en un respirador de uso clinico
ES510964A0 (es) "perfeccionamientos introducidos en los medidores de dureza portatiles accionables a mano".
IT8121165V0 (it) Scarpa a chiusura perfezionata, in particolare per uso sportivo.
BE890580A (fr) Broyeur a billes, a mecanisme agitateur
IT1128622B (it) Perfezionamento negli strumenti di uso odontoiatrico utilizzanti un getto d'acqua
ES510367A0 (es) "perfeccionamientos en los ordenadores".
ES516339A0 (es) "perfeccionamientos en los transductores de fuerza".
FR2484577B1 (fr) Mecanisme d'accouplement homocinetique
ES513283A0 (es) "perfeccionamientos en los aparatos de suministro de monedas y similares".
ES514328A0 (es) "perfeccionamientos en los aparatos de pesar".
ES513855A0 (es) "perfeccionamientos en flujometros".
IT1139079B (it) Dispositivo a rimbalzo per l'uso come gioco
ES545095A0 (es) Perfeccionamientos en los obuses prefragmentados
ES509769A0 (es) "perfeccionamientos en los aparatos de iluminacion a gas".
ES495993A0 (es) Perfeccionamientos en los caudalimetros volumetricos
ES515065A0 (es) "perfeccionamientos en los aparatos de extraccion-filtracion".
IT8223861A0 (it) Carretto a mano.
JPS57184106A (en) Foldable reactive mark
AR222936A1 (es) Mejoras en un oxigenador portatil
ES1002907Y (es) Protector pectoral de un solo uso

Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970401