BE778050A - Procede et dispositif pour la determination du degre de susceptibilite,a l'egard de l'abrasion, de bandes magnetiques - Google Patents
Procede et dispositif pour la determination du degre de susceptibilite,a l'egard de l'abrasion, de bandes magnetiquesInfo
- Publication number
- BE778050A BE778050A BE778050A BE778050A BE778050A BE 778050 A BE778050 A BE 778050A BE 778050 A BE778050 A BE 778050A BE 778050 A BE778050 A BE 778050A BE 778050 A BE778050 A BE 778050A
- Authority
- BE
- Belgium
- Prior art keywords
- susceptibility
- abrasion
- regard
- determining
- degree
- Prior art date
Links
- 238000005299 abrasion Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 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 (1)
Publication Number | Publication Date |
---|---|
BE778050A true BE778050A (fr) | 1972-05-02 |
Family
ID=9733232
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE778050A BE778050A (fr) | 1971-01-15 | 1972-01-14 | Procede et dispositif pour la determination du degre de susceptibilite,a l'egard de l'abrasion, de bandes magnetiques |
Country Status (5)
Country | Link |
---|---|
US (1) | US3753093A (fr) |
BE (1) | BE778050A (fr) |
DE (1) | DE2201658C2 (fr) |
FR (1) | FR2122181A5 (fr) |
GB (1) | GB1320122A (fr) |
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 |
WO2014110215A1 (fr) * | 2013-01-09 | 2014-07-17 | Defelsko Corporation | Appareil et procédé permettant de caractériser une bande de réplication |
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 (fr) * | 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 (fr) * | 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/fr not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
GB1320122A (en) | 1973-06-13 |
US3753093A (en) | 1973-08-14 |
DE2201658C2 (de) | 1983-09-08 |
FR2122181A5 (fr) | 1972-08-25 |
DE2201658A1 (de) | 1972-07-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: FULMER RESEARCH INSTITUTE LTD Effective date: 19880131 |