DD121184A5 - - Google Patents
Info
- Publication number
- DD121184A5 DD121184A5 DD189268A DD18926875A DD121184A5 DD 121184 A5 DD121184 A5 DD 121184A5 DD 189268 A DD189268 A DD 189268A DD 18926875 A DD18926875 A DD 18926875A DD 121184 A5 DD121184 A5 DD 121184A5
- Authority
- DD
- German Democratic Republic
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
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0058—Kind of property studied
- G01N2203/0076—Hardness, compressibility or resistance to crushing
- G01N2203/0083—Rebound strike or reflected energy
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2452880A DE2452880C2 (en) | 1974-11-07 | 1974-11-07 | Method and device for hardness testing of workpieces |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD121184A5 true DD121184A5 (en) | 1976-07-12 |
Family
ID=5930284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD189268A DD121184A5 (en) | 1974-11-07 | 1975-11-05 |
Country Status (20)
| Country | Link |
|---|---|
| JP (1) | JPH0120370B2 (en) |
| AT (1) | AT371254B (en) |
| AU (1) | AU504400B2 (en) |
| BE (1) | BE835263A (en) |
| BR (1) | BR7507334A (en) |
| CA (1) | CA1050784A (en) |
| CH (1) | CH596550A5 (en) |
| CS (1) | CS222221B2 (en) |
| DD (1) | DD121184A5 (en) |
| DE (1) | DE2452880C2 (en) |
| DK (1) | DK152311C (en) |
| ES (1) | ES457368A1 (en) |
| FR (1) | FR2290660A1 (en) |
| GB (1) | GB1485218A (en) |
| IN (1) | IN145128B (en) |
| IT (1) | IT1053136B (en) |
| NL (1) | NL188961C (en) |
| SE (1) | SE418421B (en) |
| SU (1) | SU971119A3 (en) |
| ZA (1) | ZA756981B (en) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0731106B2 (en) * | 1985-11-26 | 1995-04-10 | 雅勇 中村 | Impact hardness test method and impact hardness tester used therefor |
| FR2670582B1 (en) * | 1990-12-12 | 1994-08-26 | Castagner Bernard | PYROTECHNIC DYNAMIC PENETROMETER. |
| US5591902A (en) * | 1990-12-12 | 1997-01-07 | Castagner; Bernard | Dynamic pyrotechnical penetrometer |
| DE19514848A1 (en) * | 1995-04-26 | 1996-10-31 | Krautkraemer Gmbh | Hardness test method and device therefor |
| DE19514857A1 (en) * | 1995-04-27 | 1996-10-31 | Krautkraemer Gmbh | Method for testing the hardness of workpieces and device for carrying out this method |
| DE19904448A1 (en) * | 1999-02-04 | 2000-08-24 | Murat Bajozitovic Bakirov | Non-destructive determination of local mechanical properties employs inductive determination of indenter velocity before and after impact, determining e.g. stiffness and damping characteristics. |
| JP6624564B2 (en) * | 2015-11-05 | 2019-12-25 | 株式会社山本科学工具研究社 | Coefficient of restitution measurement and hardness measurement |
| IT201800002034U1 (en) * | 2018-03-07 | 2019-09-07 | Device for the non-destructive viscoelastic characterization of materials equipped with a snap button | |
| CN112630078B (en) * | 2020-12-17 | 2023-06-20 | 安徽工程大学 | Detection device for electromagnetic shielding composite fiber membrane |
| CN112730120B (en) * | 2020-12-23 | 2022-06-24 | 安正计量检测有限公司 | A interior formula measuring instrument for hardness detects |
| CN113533105B (en) * | 2021-09-16 | 2021-12-03 | 顺庭模具科技南通有限公司 | Mould intensity check out test set |
| CN117902263B (en) * | 2024-03-19 | 2024-05-28 | 山西戴德测控技术股份有限公司 | Roller type online belt hardness detection device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE750779C (en) * | 1943-02-02 | 1945-01-26 | Hardness tester working according to the penetration method with a device for displaying the penetration depth of the penetrator | |
| US2654244A (en) * | 1949-12-06 | 1953-10-06 | Thompson Prod Inc | Rebound hardness measuring device |
| US2677961A (en) * | 1950-08-24 | 1954-05-11 | Paul Zaro | Portable hardness tester |
| US2764702A (en) * | 1953-03-19 | 1956-09-25 | Bendix Aviat Corp | Velocity transducer |
| DE1187394B (en) * | 1962-03-03 | 1965-02-18 | Drello Ing Paul Drewell | Retractable hardness tester |
| BE789742A (en) * | 1971-10-15 | 1973-02-01 | Schmidt Ernst | HARDNESS TEST METHOD AND DEVICE |
-
1974
- 1974-11-07 DE DE2452880A patent/DE2452880C2/en not_active Expired
-
1975
- 1975-10-30 NL NLAANVRAGE7512714,A patent/NL188961C/en not_active IP Right Cessation
- 1975-10-31 GB GB45554/75A patent/GB1485218A/en not_active Expired
- 1975-11-04 AT AT0839975A patent/AT371254B/en not_active IP Right Cessation
- 1975-11-05 FR FR7533865A patent/FR2290660A1/en active Granted
- 1975-11-05 BE BE161595A patent/BE835263A/en not_active IP Right Cessation
- 1975-11-05 SE SE7512411A patent/SE418421B/en not_active IP Right Cessation
- 1975-11-05 DD DD189268A patent/DD121184A5/xx unknown
- 1975-11-05 SU SU752188493A patent/SU971119A3/en active
- 1975-11-05 CS CS757456A patent/CS222221B2/en unknown
- 1975-11-05 IN IN2117/CAL/1975A patent/IN145128B/en unknown
- 1975-11-05 CH CH1429875A patent/CH596550A5/xx not_active IP Right Cessation
- 1975-11-06 BR BR7507334*A patent/BR7507334A/en unknown
- 1975-11-06 DK DK499475A patent/DK152311C/en not_active IP Right Cessation
- 1975-11-06 CA CA239,142A patent/CA1050784A/en not_active Expired
- 1975-11-06 ZA ZA756981A patent/ZA756981B/en unknown
- 1975-11-06 IT IT12865/75A patent/IT1053136B/en active
- 1975-11-07 AU AU86427/75A patent/AU504400B2/en not_active Expired
- 1975-11-07 JP JP50133160A patent/JPH0120370B2/ja not_active Expired
-
1977
- 1977-03-30 ES ES457368A patent/ES457368A1/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2452880A1 (en) | 1976-05-20 |
| SE418421B (en) | 1981-05-25 |
| NL7512714A (en) | 1976-05-11 |
| BE835263A (en) | 1976-03-01 |
| NL188961B (en) | 1992-06-16 |
| DK499475A (en) | 1976-05-08 |
| JPS5192673A (en) | 1976-08-13 |
| NL188961C (en) | 1992-11-16 |
| JPH0120370B2 (en) | 1989-04-17 |
| DK152311B (en) | 1988-02-15 |
| CS222221B2 (en) | 1983-05-27 |
| DE2452880C2 (en) | 1986-01-02 |
| CH596550A5 (en) | 1978-03-15 |
| FR2290660A1 (en) | 1976-06-04 |
| GB1485218A (en) | 1977-09-08 |
| ES457368A1 (en) | 1978-02-16 |
| CA1050784A (en) | 1979-03-20 |
| FR2290660B1 (en) | 1981-08-28 |
| SU971119A3 (en) | 1982-10-30 |
| SE7512411L (en) | 1976-05-10 |
| AU8642775A (en) | 1977-05-12 |
| AT371254B (en) | 1983-06-10 |
| BR7507334A (en) | 1976-08-03 |
| IN145128B (en) | 1978-09-02 |
| ZA756981B (en) | 1976-11-24 |
| ATA839975A (en) | 1982-10-15 |
| AU504400B2 (en) | 1979-10-11 |
| IT1053136B (en) | 1981-08-31 |
| DK152311C (en) | 1988-07-25 |