DE68907757D1 - LENS GRINDING DEVICE. - Google Patents

LENS GRINDING DEVICE.

Info

Publication number: DE68907757D1
Authority: DE; Germany
Prior art keywords: grinding device; lens grinding; lens; grinding
Prior art date: 1988-03-18
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 - Fee Related

Application number

DE8989400760T

Other languages

German (de)

Other versions

DE68907757T2 (en

Inventor

Nobuhiro Isokawa

Yoshiyuki Hatako

Shinji Uno

Takahiro Watanabe

Yasuo Suzuki

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.)

Topcon Corp

Original Assignee

Topcon Corp

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.)

1988-03-18

Filing date

1989-03-17

Publication date

1993-09-02

1989-03-17 Application filed by Topcon Corp filed Critical Topcon Corp

1993-09-02 Application granted granted Critical

1993-09-02 Publication of DE68907757D1 publication Critical patent/DE68907757D1/en

1994-02-24 Publication of DE68907757T2 publication Critical patent/DE68907757T2/en

2009-03-18 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Classifications

- 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
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/06—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain
- B24B9/08—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass
- B24B9/14—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass of optical work, e.g. lenses, prisms
- B24B9/148—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass of optical work, e.g. lenses, prisms electrically, e.g. numerically, controlled

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Ceramic Engineering (AREA)
Inorganic Chemistry (AREA)
Mechanical Engineering (AREA)
Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)

DE1989607757 1988-03-18 1989-03-17 Lens grinder. Expired - Fee Related DE68907757T2 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP6483588A JPH0796185B2 (en)	1988-03-18	1988-03-18	Constant pressure contact device for lens grinding wheel

Publications (2)

Publication Number	Publication Date
DE68907757D1 true DE68907757D1 (en)	1993-09-02
DE68907757T2 DE68907757T2 (en)	1994-02-24

Family

ID=13269702

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE1989607757 Expired - Fee Related DE68907757T2 (en)	1988-03-18	1989-03-17	Lens grinder.

Country Status (3)

Country	Link
EP (1)	EP0333598B1 (en)
JP (1)	JPH0796185B2 (en)
DE (1)	DE68907757T2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE19616536C2 (en) *	1996-04-25	2000-01-27	Wernicke & Co Gmbh	Process and eyeglass lens grinding machine for shaping the peripheral edge of eyeglass lenses and possibly for subsequent facet grinding

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1962821A1 (en) *	1969-12-15	1971-06-16	Textron Inc	Device for the preparation of jacked up lens blanks
JPS6049545B2 (en) *	1982-04-16	1985-11-02	株式会社工研	lens processing machine
JPS60123259A (en) *	1983-12-02	1985-07-01	Nippon Kogaku Kk <Nikon>	Lens peripheral edge machining device

1988
- 1988-03-18 JP JP6483588A patent/JPH0796185B2/en not_active Expired - Fee Related
1989
- 1989-03-17 DE DE1989607757 patent/DE68907757T2/en not_active Expired - Fee Related
- 1989-03-17 EP EP19890400760 patent/EP0333598B1/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
JPH01252349A (en)	1989-10-09
EP0333598B1 (en)	1993-07-28
EP0333598A3 (en)	1990-12-27
EP0333598A2 (en)	1989-09-20
DE68907757T2 (en)	1994-02-24
JPH0796185B2 (en)	1995-10-18

Publication	Publication Date	Title
DE68912261D1 (en)	1994-02-24	Polishing device.
DE68912133D1 (en)	1994-02-17	FOGGING DEVICE.
DE68920405D1 (en)	1995-02-16	Alignment device.
FI891846A (en)	1989-11-07	OPTICAL AVBRY.
DE68916861D1 (en)	1994-08-25	Objective lens drive device.
DE3884181D1 (en)	1993-10-21	Ophthalmic device.
DE69204422D1 (en)	1995-10-05	Grinding device.
DE68910985D1 (en)	1994-01-05	DESCENTING DEVICE.
DE68921432D1 (en)	1995-04-06	Eyeglass lens.
IT1228793B (en)	1991-07-03	FIXING DEVICE.
DE68914300D1 (en)	1994-05-11	Objective lens drive device.
DE68922472D1 (en)	1995-06-08	Optical device.
DE69005877D1 (en)	1994-02-24	Polishing device.
DE69012551D1 (en)	1994-10-20	Grinder.
NL193572B (en)	1999-10-01	Lens drive device.
DE69018904D1 (en)	1995-06-01	Optical disc device.
DE68905491D1 (en)	1993-04-29	RAILWINDING DEVICE.
NO892773L (en)	1990-01-09	GLIDE GRINDING DEVICE.
DE3678998D1 (en)	1991-06-06	LENS GRINDING DEVICE.
DE3884187D1 (en)	1993-10-21	Sandpaper grinder.
DE68908396D1 (en)	1993-09-16	ALIGNMENT DEVICE.
DE3888200D1 (en)	1994-04-07	GRINDING DEVICE.
DE68916479D1 (en)	1994-08-04	Contact lens.
DE58907756D1 (en)	1994-07-07	Combination device.
NO904606D0 (en)	1990-10-24	AUTO-FOCUSING DEVICE.

Legal Events

Date	Code	Title	Description
1994-08-25	8364	No opposition during term of opposition
2007-01-18	8339	Ceased/non-payment of the annual fee