FR588638A - Improvements in optical lens flattening machines - Google Patents

Improvements in optical lens flattening machines

Info

Publication number
FR588638A
FR588638A FR588638DA FR588638A FR 588638 A FR588638 A FR 588638A FR 588638D A FR588638D A FR 588638DA FR 588638 A FR588638 A FR 588638A
Authority
FR
France
Prior art keywords
optical lens
flattening machines
lens flattening
machines
optical
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
Other languages
French (fr)
Inventor
Leon Nicole
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 filed Critical
Application granted granted Critical
Publication of FR588638A publication Critical patent/FR588638A/en
Expired legal-status Critical Current

Links

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
    • B24B9/146—Accessories, e.g. lens mounting devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Mechanical Engineering (AREA)
FR588638D 1924-11-07 1924-11-07 Improvements in optical lens flattening machines Expired FR588638A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR588638T 1924-11-07

Publications (1)

Publication Number Publication Date
FR588638A true FR588638A (en) 1925-05-12

Family

ID=8962203

Family Applications (1)

Application Number Title Priority Date Filing Date
FR588638D Expired FR588638A (en) 1924-11-07 1924-11-07 Improvements in optical lens flattening machines

Country Status (1)

Country Link
FR (1) FR588638A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4720942A (en) * 1986-03-10 1988-01-26 Miller Jack D Apparatus for abrading contact lens edges

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4720942A (en) * 1986-03-10 1988-01-26 Miller Jack D Apparatus for abrading contact lens edges

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