IT1041937B - Strumento per musurare angoli estremamente piccoli - Google Patents

Strumento per musurare angoli estremamente piccoli

Info

Publication number
IT1041937B
IT1041937B IT26595/75A IT2659575A IT1041937B IT 1041937 B IT1041937 B IT 1041937B IT 26595/75 A IT26595/75 A IT 26595/75A IT 2659575 A IT2659575 A IT 2659575A IT 1041937 B IT1041937 B IT 1041937B
Authority
IT
Italy
Prior art keywords
muring
tool
extremely small
small corners
corners
Prior art date
Application number
IT26595/75A
Other languages
English (en)
Original Assignee
Ibm
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from DE19742448743 external-priority patent/DE2448743C2/de
Application filed by Ibm filed Critical Ibm
Application granted granted Critical
Publication of IT1041937B publication Critical patent/IT1041937B/it

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B25/00—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus
    • G11B25/04—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card
    • G11B25/043—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card using rotating discs
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes
    • 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
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • 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
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/56—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head support for the purpose of adjusting the position of the head relative to the record carrier, e.g. manual adjustment for azimuth correction or track centering

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
IT26595/75A 1974-10-12 1975-08-27 Strumento per musurare angoli estremamente piccoli IT1041937B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742448743 DE2448743C2 (de) 1974-10-12 Verfahren und Vorrichtung zum Messen des Winkels zwischen einer Linie und einer Bezugsrichtung

Publications (1)

Publication Number Publication Date
IT1041937B true IT1041937B (it) 1980-01-10

Family

ID=5928187

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26595/75A IT1041937B (it) 1974-10-12 1975-08-27 Strumento per musurare angoli estremamente piccoli

Country Status (5)

Country Link
US (1) US3972620A (it)
JP (1) JPS5533003B2 (it)
FR (1) FR2287678A1 (it)
GB (1) GB1453572A (it)
IT (1) IT1041937B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4730104A (en) * 1984-11-20 1988-03-08 Hughes Aircraft Company Peripheral vision guidance display
DE10319369A1 (de) * 2003-04-29 2004-12-02 Prüftechnik Dieter Busch AG Verfahren zur Bestimmung des Niveaus mehrerer Messpunkte sowie Anordnung dafür
WO2010085632A2 (en) * 2009-01-23 2010-07-29 University Of Washington Virtual core flow cytometry

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3485561A (en) * 1967-08-28 1969-12-23 Eastman Kodak Co Method for aligning the surfaces of two spaced members
US3684384A (en) * 1969-03-17 1972-08-15 Hitachi Ltd Positioning arrangement and face down bonder incorporating the same
US3695767A (en) * 1970-11-18 1972-10-03 Burroughs Corp Apparatus for measuring magnetic head angle of a magnetic disc file

Also Published As

Publication number Publication date
JPS5533003B2 (it) 1980-08-28
US3972620A (en) 1976-08-03
DE2448743B1 (de) 1975-10-16
FR2287678A1 (fr) 1976-05-07
GB1453572A (en) 1976-10-27
JPS5158370A (it) 1976-05-21
FR2287678B1 (it) 1978-04-07
DE2448743A1 (it) 1975-10-16

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