FR369023A - Machine à roder et polir les lentilles et autres surfaces concaves ou convexes - Google Patents

Machine à roder et polir les lentilles et autres surfaces concaves ou convexes

Info

Publication number
FR369023A
FR369023A FR369023A FR369023DA FR369023A FR 369023 A FR369023 A FR 369023A FR 369023 A FR369023 A FR 369023A FR 369023D A FR369023D A FR 369023DA FR 369023 A FR369023 A FR 369023A
Authority
FR
France
Prior art keywords
lapping
lenses
concave
polishing machine
convex surfaces
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
FR369023A
Other languages
English (en)
Inventor
Chauncey Le Roy Graham
William Denman Tilden
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.)
Individual
Original Assignee
Individual
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of FR369023A publication Critical patent/FR369023A/fr
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
    • B24B13/00—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor
    • B24B13/04—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor grinding of lenses involving grinding wheels controlled by gearing
    • 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
    • B24B13/00—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor
    • B24B13/02—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor by means of tools with abrading surfaces corresponding in shape with the lenses to be made

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
FR369023A 1906-08-18 Machine à roder et polir les lentilles et autres surfaces concaves ou convexes Expired FR369023A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE204878T

Publications (1)

Publication Number Publication Date
FR369023A true FR369023A (fr) 1906-12-27

Family

ID=5784194

Family Applications (1)

Application Number Title Priority Date Filing Date
FR369023A Expired FR369023A (fr) 1906-08-18 Machine à roder et polir les lentilles et autres surfaces concaves ou convexes

Country Status (2)

Country Link
DE (1) DE204878C (fr)
FR (1) FR369023A (fr)

Also Published As

Publication number Publication date
DE204878C (fr)

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