DE3446306C2 - - Google Patents

Info

Publication number
DE3446306C2
DE3446306C2 DE19843446306 DE3446306A DE3446306C2 DE 3446306 C2 DE3446306 C2 DE 3446306C2 DE 19843446306 DE19843446306 DE 19843446306 DE 3446306 A DE3446306 A DE 3446306A DE 3446306 C2 DE3446306 C2 DE 3446306C2
Authority
DE
Germany
Prior art keywords
plate
annular
chuck
webs
magnetic storage
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
Application number
DE19843446306
Other languages
German (de)
English (en)
Other versions
DE3446306A1 (de
Inventor
Hubert 7640 Kehl De Fehrenbach
Volker Dr. 6719 Battenberg De Koch
Bernhard 7640 Kehl De Boese
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BASF SE
Original Assignee
BASF SE
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
Application filed by BASF SE filed Critical BASF SE
Priority to DE19843446306 priority Critical patent/DE3446306A1/de
Priority claimed from EP85107310A external-priority patent/EP0204859B1/fr
Publication of DE3446306A1 publication Critical patent/DE3446306A1/de
Application granted granted Critical
Publication of DE3446306C2 publication Critical patent/DE3446306C2/de
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/25—Movable or adjustable work or tool supports
    • B23Q1/26—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members
    • B23Q1/34—Relative movement obtained by use of deformable elements, e.g. piezoelectric, magnetostrictive, elastic or thermally-dilatable elements
    • B23Q1/36—Springs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P25/00—Auxiliary treatment of workpieces, before or during machining operations, to facilitate the action of the tool or the attainment of a desired final condition of the work, e.g. relief of internal stress
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/25—Movable or adjustable work or tool supports
    • B23Q1/26—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members
    • B23Q1/34—Relative movement obtained by use of deformable elements, e.g. piezoelectric, magnetostrictive, elastic or thermally-dilatable elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
    • B25B11/005—Vacuum work holders
    • 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
    • G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
DE19843446306 1983-12-23 1984-12-19 Verfahren und vorrichtung zur oberflaechenbearbeitung von substratplatten fuer magnetspeicherplatten Granted DE3446306A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19843446306 DE3446306A1 (de) 1983-12-23 1984-12-19 Verfahren und vorrichtung zur oberflaechenbearbeitung von substratplatten fuer magnetspeicherplatten

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE3346681 1983-12-23
DE19843446306 DE3446306A1 (de) 1983-12-23 1984-12-19 Verfahren und vorrichtung zur oberflaechenbearbeitung von substratplatten fuer magnetspeicherplatten
EP85107310A EP0204859B1 (fr) 1985-06-13 1985-06-13 Procédé et dispositif pour le traitement de surfaces de disques de substrat pour disques de mémoire magnétiques

Publications (2)

Publication Number Publication Date
DE3446306A1 DE3446306A1 (de) 1985-07-04
DE3446306C2 true DE3446306C2 (fr) 1988-09-15

Family

ID=27191536

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19843446306 Granted DE3446306A1 (de) 1983-12-23 1984-12-19 Verfahren und vorrichtung zur oberflaechenbearbeitung von substratplatten fuer magnetspeicherplatten

Country Status (1)

Country Link
DE (1) DE3446306A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0263203A3 (fr) * 1986-10-06 1989-02-22 Substrate Systems Inc. Disque de mémoire pour ordinateur et méthode d'usinage
FR2622821B1 (fr) * 1987-11-06 1993-06-11 Aerospatiale Procede et dispositif pour detourer des plaques de grandes dimensions transversales et de faible epaisseur
DE3828854A1 (de) * 1988-08-25 1990-03-08 Mahle Gmbh Feinbohrmaschine zur herstellung von bohrungen mit polar und/oder axial beliebigen mantellinienverlaeufen
FR2718990B1 (fr) * 1994-04-20 1996-06-14 Paul Magaud Dispositif de maintien d'une pièce et procédé d'élaboration d'un tel dispositif.

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE735878C (de) * 1941-03-01 1943-05-31 Zahnradfabrik Friedrichshafen Verfahren und Vorrichtung zur Herstellung von mit Woelbungen versehenen federnden Platten
DE1268936B (de) * 1960-08-26 1968-05-22 Daimler Benz Ag Kopiereinrichtung zum spanabhebenden Bearbeiten von Drehkoerpern
US3837125A (en) * 1973-09-04 1974-09-24 Celestron Pacific Method and system for making schmidt corrector lenses

Also Published As

Publication number Publication date
DE3446306A1 (de) 1985-07-04

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8125 Change of the main classification

Ipc: B23B 5/40

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee