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IT1144869B - Macchina per la tornitura e lucidatura a diamante di lenti a contatto e simili - Google Patents

Macchina per la tornitura e lucidatura a diamante di lenti a contatto e simili

Info

Publication number
IT1144869B
IT1144869B IT68215/81A IT6821581A IT1144869B IT 1144869 B IT1144869 B IT 1144869B IT 68215/81 A IT68215/81 A IT 68215/81A IT 6821581 A IT6821581 A IT 6821581A IT 1144869 B IT1144869 B IT 1144869B
Authority
IT
Italy
Prior art keywords
polishing
similar
machine
contact lenses
diamond turning
Prior art date
Application number
IT68215/81A
Other languages
English (en)
Other versions
IT8168215A0 (it
Inventor
Paul Nicholas Gibbs
Original Assignee
Chase Diamond Tools
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 Chase Diamond Tools filed Critical Chase Diamond Tools
Publication of IT8168215A0 publication Critical patent/IT8168215A0/it
Application granted granted Critical
Publication of IT1144869B publication Critical patent/IT1144869B/it

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K49/00—Dynamo-electric clutches; Dynamo-electric brakes
    • H02K49/10—Dynamo-electric clutches; Dynamo-electric brakes of the permanent-magnet type
    • H02K49/104—Magnetic couplings consisting of only two coaxial rotary elements, i.e. the driving element and the driven element
    • H02K49/106—Magnetic couplings consisting of only two coaxial rotary elements, i.e. the driving element and the driven element with a radial air gap
    • 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
    • B23Q1/70—Stationary or movable members for carrying working-spindles for attachment of tools or work
    • 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
    • B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/02—Driving main working members
    • B23Q5/04—Driving main working members rotary shafts, e.g. working-spindles
    • B23Q5/10—Driving main working members rotary shafts, e.g. working-spindles driven essentially by electrical means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B47/00—Drives or gearings; Equipment therefor
    • B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
    • B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
IT68215/81A 1980-10-02 1981-09-17 Macchina per la tornitura e lucidatura a diamante di lenti a contatto e simili IT1144869B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8031836 1980-10-02

Publications (2)

Publication Number Publication Date
IT8168215A0 IT8168215A0 (it) 1981-09-17
IT1144869B true IT1144869B (it) 1986-10-29

Family

ID=10516445

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68215/81A IT1144869B (it) 1980-10-02 1981-09-17 Macchina per la tornitura e lucidatura a diamante di lenti a contatto e simili

Country Status (6)

Country Link
EP (1) EP0069735A1 (it)
JP (1) JPS57501616A (it)
BE (1) BE890149A (it)
CA (1) CA1176678A (it)
IT (1) IT1144869B (it)
WO (1) WO1982001149A1 (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2594364B1 (fr) * 1986-02-18 1989-06-09 Forest Line Sa Ensemble monobloc broche rotative porte-outil et moteur electrique
FR2597017B1 (fr) * 1986-04-11 1991-12-13 Metrap Machine-outil a tourelle comportant une multiplicite de broches libres
DE19833241C2 (de) * 1998-07-23 2001-01-11 Junker Erwin Maschf Gmbh Schleifspindeleinheit mit magnetischem Antrieb

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1660489A (en) * 1926-02-27 1928-02-28 Leland Gifford Co High-speed friction drive
GB639354A (en) * 1948-03-11 1950-06-28 Eric Norbury Improvements relating to driving certain cutting tools such as taps
US2705762A (en) * 1951-04-17 1955-04-05 Benjamin D Pile Magnetic coupling assembly
BE531130A (it) * 1953-08-18
US3050646A (en) * 1958-01-06 1962-08-21 Phillips Petroleum Co Magnetic coupling
US4037496A (en) * 1976-09-01 1977-07-26 The United States Of America As Represented By The United States Energy Research And Development Administration Combination spindle-drive system for high precision machining

Also Published As

Publication number Publication date
BE890149A (fr) 1981-12-16
EP0069735A1 (en) 1983-01-19
CA1176678A (en) 1984-10-23
IT8168215A0 (it) 1981-09-17
WO1982001149A1 (en) 1982-04-15
JPS57501616A (it) 1982-09-09

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