FR2344828A1 - Appareil de mesure de la durete, notamment d'un echantillon de caoutchouc - Google Patents
Appareil de mesure de la durete, notamment d'un echantillon de caoutchoucInfo
- Publication number
- FR2344828A1 FR2344828A1 FR7707794A FR7707794A FR2344828A1 FR 2344828 A1 FR2344828 A1 FR 2344828A1 FR 7707794 A FR7707794 A FR 7707794A FR 7707794 A FR7707794 A FR 7707794A FR 2344828 A1 FR2344828 A1 FR 2344828A1
- Authority
- FR
- France
- Prior art keywords
- rubber sample
- measuring hardness
- hardness
- measuring
- rubber
- 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
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
- G01N3/44—Investigating hardness or rebound hardness by performing impressions under a steady load by indentors, e.g. sphere, pyramid the indentors being put under a minor load and a subsequent major load, i.e. Rockwell system
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)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB10460/76A GB1524601A (en) | 1976-03-16 | 1976-03-16 | Hardness tester |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2344828A1 true FR2344828A1 (fr) | 1977-10-14 |
FR2344828B1 FR2344828B1 (fr) | 1980-03-21 |
Family
ID=9968278
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7707794A Granted FR2344828A1 (fr) | 1976-03-16 | 1977-03-16 | Appareil de mesure de la durete, notamment d'un echantillon de caoutchouc |
Country Status (10)
Country | Link |
---|---|
US (1) | US4116048A (fr) |
JP (1) | JPS52112367A (fr) |
AU (1) | AU503038B2 (fr) |
BE (1) | BE852357A (fr) |
CA (1) | CA1071889A (fr) |
DE (1) | DE2710731C3 (fr) |
FR (1) | FR2344828A1 (fr) |
GB (1) | GB1524601A (fr) |
IT (1) | IT1082178B (fr) |
NL (1) | NL186539C (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0130326A1 (fr) * | 1983-06-30 | 1985-01-09 | K.J. Law Engineers, Inc. | Appareil complètement automatique pour la mesure de la dureté à la pénétration |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4259860A (en) * | 1979-04-16 | 1981-04-07 | Dominick Labino | Instrument for measuring the softening temperature of glass |
US4245496A (en) * | 1979-07-13 | 1981-01-20 | Fred Napetschnig | Portable material hardness tester |
CH662887A5 (fr) * | 1984-03-01 | 1987-10-30 | Page Wilson Corp | Machine de test pour mesurer la durete d'un materiau. |
GB8429550D0 (en) * | 1984-11-22 | 1985-01-03 | Dransfield E | Measurement of hardness of compliant materials |
JPH0241146U (fr) * | 1988-09-14 | 1990-03-22 | ||
US5365457A (en) * | 1992-10-19 | 1994-11-15 | The United States Of America As Represented By The Secretary Of The Navy | In situ dynamic material property measurement system |
NZ534785A (en) * | 2004-08-19 | 2007-01-26 | Nz Forest Res Inst Ltd | Method and apparatus for testing of shear stiffness in board |
RU202674U1 (ru) * | 2020-11-25 | 2021-03-02 | федеральное государственное бюджетное образовательное учреждение высшего образования "Кузбасский государственный технический университет имени Т.Ф. Горбачева" (КузГТУ) | Устройство для измерения прочности горных пород |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2282904A (en) * | 1940-03-18 | 1942-05-12 | Insulation Dev Corp | Durometer |
US2938377A (en) * | 1951-09-13 | 1960-05-31 | Torsion Balance Company | Hardness testers |
US2892344A (en) * | 1952-11-14 | 1959-06-30 | Torsion Balance Company | Convertible hardness testers |
US3657921A (en) * | 1969-12-31 | 1972-04-25 | American Chain & Cable Co | Method and apparatus for testing the hardness of materials |
FR2165164A5 (fr) * | 1971-12-21 | 1973-08-03 | Skf Cie Applic Mecanique | |
JPS5229194B2 (fr) * | 1974-09-11 | 1977-07-30 |
-
1976
- 1976-03-16 GB GB10460/76A patent/GB1524601A/en not_active Expired
-
1977
- 1977-03-08 NL NLAANVRAGE7702480,A patent/NL186539C/xx not_active IP Right Cessation
- 1977-03-10 AU AU23098/77A patent/AU503038B2/en not_active Expired
- 1977-03-10 BE BE175709A patent/BE852357A/fr not_active IP Right Cessation
- 1977-03-11 DE DE2710731A patent/DE2710731C3/de not_active Expired
- 1977-03-15 JP JP2766777A patent/JPS52112367A/ja active Pending
- 1977-03-15 IT IT7748476A patent/IT1082178B/it active
- 1977-03-15 CA CA273,996A patent/CA1071889A/fr not_active Expired
- 1977-03-16 FR FR7707794A patent/FR2344828A1/fr active Granted
- 1977-03-16 US US05/778,102 patent/US4116048A/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0130326A1 (fr) * | 1983-06-30 | 1985-01-09 | K.J. Law Engineers, Inc. | Appareil complètement automatique pour la mesure de la dureté à la pénétration |
Also Published As
Publication number | Publication date |
---|---|
DE2710731A1 (de) | 1977-10-20 |
GB1524601A (en) | 1978-09-13 |
IT1082178B (it) | 1985-05-21 |
JPS52112367A (en) | 1977-09-20 |
NL186539B (nl) | 1990-07-16 |
DE2710731C3 (de) | 1981-02-05 |
BE852357A (fr) | 1977-09-12 |
DE2710731B2 (de) | 1980-05-22 |
NL186539C (nl) | 1990-12-17 |
AU503038B2 (en) | 1979-08-23 |
FR2344828B1 (fr) | 1980-03-21 |
NL7702480A (nl) | 1977-09-20 |
US4116048A (en) | 1978-09-26 |
CA1071889A (fr) | 1980-02-19 |
AU2309877A (en) | 1978-09-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |