FR858023A - Appareil pour tourner sphérique - Google Patents

Appareil pour tourner sphérique

Info

Publication number
FR858023A
FR858023A FR858023DA FR858023A FR 858023 A FR858023 A FR 858023A FR 858023D A FR858023D A FR 858023DA FR 858023 A FR858023 A FR 858023A
Authority
FR
France
Prior art keywords
spherical turning
spherical
turning
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
English (en)
Inventor
Francesco Graziano
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 FR858023A publication Critical patent/FR858023A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B5/00—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor
    • B23B5/36—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor for turning specially-shaped surfaces by making use of relative movement of the tool and work produced by geometrical mechanisms, i.e. forming-lathes
    • B23B5/40—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor for turning specially-shaped surfaces by making use of relative movement of the tool and work produced by geometrical mechanisms, i.e. forming-lathes for turning spherical surfaces inside or outside

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR858023D 1939-07-20 1939-07-20 Appareil pour tourner sphérique Expired FR858023A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR858023T 1939-07-20

Publications (1)

Publication Number Publication Date
FR858023A true FR858023A (fr) 1940-11-15

Family

ID=9329739

Family Applications (1)

Application Number Title Priority Date Filing Date
FR858023D Expired FR858023A (fr) 1939-07-20 1939-07-20 Appareil pour tourner sphérique

Country Status (1)

Country Link
FR (1) FR858023A (fr)

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