DE2201658C2 - Verfahren und Vorrichtung zum quantitativen Bestimmen der Verschleißwirkung von Magnetbändern - Google Patents
Verfahren und Vorrichtung zum quantitativen Bestimmen der Verschleißwirkung von MagnetbändernInfo
- Publication number
- DE2201658C2 DE2201658C2 DE2201658A DE2201658A DE2201658C2 DE 2201658 C2 DE2201658 C2 DE 2201658C2 DE 2201658 A DE2201658 A DE 2201658A DE 2201658 A DE2201658 A DE 2201658A DE 2201658 C2 DE2201658 C2 DE 2201658C2
- Authority
- DE
- Germany
- Prior art keywords
- measuring head
- resistance
- measuring
- conductive material
- head
- 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
- 238000000034 method Methods 0.000 title claims description 10
- 230000000694 effects Effects 0.000 title claims description 9
- 239000004020 conductor Substances 0.000 claims description 10
- 238000005299 abrasion Methods 0.000 claims description 5
- 239000012811 non-conductive material Substances 0.000 claims description 4
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 4
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 2
- 239000010931 gold Substances 0.000 claims description 2
- 229910052737 gold Inorganic materials 0.000 claims description 2
- 238000007738 vacuum evaporation Methods 0.000 claims description 2
- VNNRSPGTAMTISX-UHFFFAOYSA-N chromium nickel Chemical compound [Cr].[Ni] VNNRSPGTAMTISX-UHFFFAOYSA-N 0.000 claims 1
- 238000005259 measurement Methods 0.000 description 10
- 229910001120 nichrome Inorganic materials 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- GRIYMOFQRPRQDQ-UHFFFAOYSA-N 4-bromo-1-hydroxyanthraquinone-2-carboxylic acid Chemical compound C1=CC=C2C(=O)C3=C(O)C(C(=O)O)=CC(Br)=C3C(=O)C2=C1 GRIYMOFQRPRQDQ-UHFFFAOYSA-N 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 229910001004 magnetic alloy Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000000859 sublimation Methods 0.000 description 1
- 230000008022 sublimation Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/40—Protective measures on heads, e.g. against excessive temperature
-
- 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
- G01N3/56—Investigating resistance to wear or abrasion
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
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)
- Manufacturing Of Magnetic Record Carriers (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB208071 | 1971-01-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2201658A1 DE2201658A1 (de) | 1972-07-20 |
| DE2201658C2 true DE2201658C2 (de) | 1983-09-08 |
Family
ID=9733232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2201658A Expired DE2201658C2 (de) | 1971-01-15 | 1972-01-14 | Verfahren und Vorrichtung zum quantitativen Bestimmen der Verschleißwirkung von Magnetbändern |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3753093A (enExample) |
| BE (1) | BE778050A (enExample) |
| DE (1) | DE2201658C2 (enExample) |
| FR (1) | FR2122181A5 (enExample) |
| GB (1) | GB1320122A (enExample) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3974443A (en) * | 1975-01-02 | 1976-08-10 | International Business Machines Corporation | Conductive line width and resistivity measuring system |
| US4091654A (en) * | 1977-04-18 | 1978-05-30 | Memorex Corporation | Magnetic recording member abrasion tester |
| US4780664A (en) * | 1986-10-10 | 1988-10-25 | Frank Asuini | Corrosion sensor for measuring the corrosion loss and the instantaneous corrosion rate |
| US4899051A (en) * | 1988-12-19 | 1990-02-06 | Eastman Kodak Company | Method and device for simulating thermal effects at the interface of a magnetic head and a recording medium |
| KR200152011Y1 (ko) * | 1995-04-29 | 1999-07-15 | 전주범 | 핀치롤러 내마모성 시험기 |
| DE10205435C1 (de) * | 2002-02-08 | 2003-08-14 | Fraunhofer Ges Forschung | Verfahren und Vorrichtung zur Bestimmung der Verschleißresistenz einer Oberfläche |
| US7509833B2 (en) * | 2004-06-29 | 2009-03-31 | International Business Machines Corporation | Wear gauge and method of use |
| US7090560B2 (en) * | 2004-07-28 | 2006-08-15 | 3M Innovative Properties Company | System and method for detecting abrasive article orientation |
| US20060025047A1 (en) * | 2004-07-28 | 2006-02-02 | 3M Innovative Properties Company | Grading system and method for abrasive article |
| US20060025048A1 (en) * | 2004-07-28 | 2006-02-02 | 3M Innovative Properties Company | Abrasive article detection system and method |
| US20060025046A1 (en) * | 2004-07-28 | 2006-02-02 | 3M Innovative Properties Company | Abrasive article splicing system and methods |
| US7549215B2 (en) * | 2007-03-28 | 2009-06-23 | Hitachi Global Storage Technologies Netherlands B.V. | Method for manufacturing a magnetic head for perpendicular magnetic data recording |
| US9293152B2 (en) | 2012-01-25 | 2016-03-22 | International Business Machines Corporation | Abrasion test methods and devices |
| US8994933B2 (en) * | 2013-01-09 | 2015-03-31 | Defelsko Corporation | Apparatus and method for characterizing a replica tape |
| US9638614B2 (en) | 2013-12-12 | 2017-05-02 | International Business Machines Corporation | Measuring tape abrasivity and wear of a tape head-type structure |
| US9865300B1 (en) | 2017-03-30 | 2018-01-09 | International Business Machines Corporation | Magnetic tape abrasivity measurement |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1049599B (de) * | 1959-01-29 | Loewe Opta Aktiengesellschaft, Berlin-Steglitz | Verfahren zur Herstellung von Magnetköpfen für Magnettongeräte | |
| US2811691A (en) * | 1954-01-07 | 1957-10-29 | Lockheed Aircraft Corp | Film resistance measuring device |
| DE972132C (de) * | 1955-01-01 | 1959-05-27 | Emag Elek Zitaets Ges M B H | Verfahren zur Untersuchung des Verschleisses an Oberflaechen fester Koerper |
| US2856582A (en) * | 1955-05-24 | 1958-10-14 | Gen Electric | Method and apparatus for measuring thickness |
| NL279482A (enExample) * | 1961-06-15 | |||
| FR1416129A (fr) * | 1964-01-18 | 1965-10-29 | Wintershall Ag | Dispositif pour la mesure de l'usure, aux points de frottement et procédé pour l'exécution de la mesure du frottement |
| BE655226A (enExample) * | 1964-11-04 | 1965-05-04 | ||
| US3359783A (en) * | 1966-04-04 | 1967-12-26 | Scheiman Jack | Magnetic tape wear simulator |
| GB1186513A (en) * | 1966-05-13 | 1970-04-02 | Agfa Gevaert Nv | Method for Measuring the Resistance of Electrically Conductive Materials |
| US3495049A (en) * | 1968-03-08 | 1970-02-10 | Michigan Magnetics Inc | Magnetic transducer wear indicator |
-
1971
- 1971-01-15 GB GB208071A patent/GB1320122A/en not_active Expired
- 1971-12-29 US US00213594A patent/US3753093A/en not_active Expired - Lifetime
-
1972
- 1972-01-11 FR FR7200780A patent/FR2122181A5/fr not_active Expired
- 1972-01-14 DE DE2201658A patent/DE2201658C2/de not_active Expired
- 1972-01-14 BE BE778050A patent/BE778050A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| GB1320122A (en) | 1973-06-13 |
| US3753093A (en) | 1973-08-14 |
| DE2201658A1 (de) | 1972-07-20 |
| BE778050A (fr) | 1972-05-02 |
| FR2122181A5 (enExample) | 1972-08-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |