DE2157466C3 - Vorrichtung zur Härtemessung mittels Kräften nicht kontrollierbarer Größe - Google Patents
Vorrichtung zur Härtemessung mittels Kräften nicht kontrollierbarer GrößeInfo
- Publication number
- DE2157466C3 DE2157466C3 DE2157466A DE2157466A DE2157466C3 DE 2157466 C3 DE2157466 C3 DE 2157466C3 DE 2157466 A DE2157466 A DE 2157466A DE 2157466 A DE2157466 A DE 2157466A DE 2157466 C3 DE2157466 C3 DE 2157466C3
- Authority
- DE
- Germany
- Prior art keywords
- force
- cone
- stand
- indenter
- receiving part
- 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
Links
- 230000035515 penetration Effects 0.000 claims description 14
- 238000013016 damping Methods 0.000 claims description 9
- 238000005259 measurement Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 3
- 230000001739 rebound effect Effects 0.000 description 2
- 244000059549 Borneo rubber Species 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000012858 resilient material Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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
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)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT3211270 | 1970-11-24 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2157466A1 DE2157466A1 (de) | 1972-06-15 |
| DE2157466B2 DE2157466B2 (de) | 1980-05-08 |
| DE2157466C3 true DE2157466C3 (de) | 1981-01-22 |
Family
ID=11234915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2157466A Expired DE2157466C3 (de) | 1970-11-24 | 1971-11-19 | Vorrichtung zur Härtemessung mittels Kräften nicht kontrollierbarer Größe |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3760635A (OSRAM) |
| JP (1) | JPS543637B1 (OSRAM) |
| CH (1) | CH532247A (OSRAM) |
| DE (1) | DE2157466C3 (OSRAM) |
| ES (1) | ES173168Y (OSRAM) |
| FR (1) | FR2115805A5 (OSRAM) |
| GB (1) | GB1333446A (OSRAM) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12266856B2 (en) | 2021-07-12 | 2025-04-01 | Samsung Electronics Co., Ltd. | Electronic device including antenna |
| CN116026714B (zh) * | 2023-03-28 | 2023-06-23 | 中山大学 | 一种水平孔岩石硬度测量装置 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE341512C (OSRAM) * | ||||
| US1071430A (en) * | 1913-03-21 | 1913-08-26 | William Herbert Keen | Apparatus for testing the hardness of metals. |
| US1348897A (en) * | 1919-07-28 | 1920-08-10 | Ringland Albert | Portable brinnell hardness-tester |
| US2094584A (en) * | 1936-07-27 | 1937-10-05 | Ormond L Cox | Limited strain wrench |
| US2446537A (en) * | 1944-11-16 | 1948-08-10 | Clarence N Hickman | Thrust gauge |
| DE897628C (de) * | 1951-07-29 | 1953-11-23 | Rudolf Dr-Ing Boeklen | Schlaghaertepruefer mit Vergleichstab |
| US3213680A (en) * | 1963-03-15 | 1965-10-26 | Du Pont | Load cell protector |
-
1971
- 1971-10-07 CH CH1464471A patent/CH532247A/it not_active IP Right Cessation
- 1971-10-09 ES ES1971173168U patent/ES173168Y/es not_active Expired
- 1971-10-13 GB GB4771471A patent/GB1333446A/en not_active Expired
- 1971-10-19 FR FR7137462A patent/FR2115805A5/fr not_active Expired
- 1971-10-26 US US00192498A patent/US3760635A/en not_active Expired - Lifetime
- 1971-11-19 DE DE2157466A patent/DE2157466C3/de not_active Expired
- 1971-11-24 JP JP9438571A patent/JPS543637B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| ES173168U (es) | 1972-03-01 |
| DE2157466B2 (de) | 1980-05-08 |
| US3760635A (en) | 1973-09-25 |
| GB1333446A (en) | 1973-10-10 |
| FR2115805A5 (OSRAM) | 1972-07-07 |
| JPS543637B1 (OSRAM) | 1979-02-24 |
| ES173168Y (es) | 1972-09-01 |
| CH532247A (it) | 1972-12-31 |
| DE2157466A1 (de) | 1972-06-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| C3 | Grant after two publication steps (3rd publication) |