FR628094A - Appareil à tracer des contours - Google Patents

Appareil à tracer des contours

Info

Publication number
FR628094A
FR628094A FR628094DA FR628094A FR 628094 A FR628094 A FR 628094A FR 628094D A FR628094D A FR 628094DA FR 628094 A FR628094 A FR 628094A
Authority
FR
France
Prior art keywords
drawing device
contour drawing
contour
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
John Cargill Shaw
Robert Drew Shaw
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 FR628094A publication Critical patent/FR628094A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B23Q35/00—Control systems or devices for copying directly from a pattern or a master model; Devices for use in copying manually
    • B23Q35/04—Control systems or devices for copying directly from a pattern or a master model; Devices for use in copying manually using a feeler or the like travelling along the outline of the pattern, model or drawing; Feelers, patterns, or models therefor
    • B23Q35/24—Feelers; Feeler units
    • B23Q35/26—Feelers; Feeler units designed for a physical contact with a pattern or a model
    • B23Q35/30—Feelers; Feeler units designed for a physical contact with a pattern or a model for control of an electrical or electro-hydraulic copying system
    • B23Q35/32—Feelers; Feeler units designed for a physical contact with a pattern or a model for control of an electrical or electro-hydraulic copying system in which the feeler makes and breaks an electrical contact or contacts, e.g. with brush-type tracers

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
FR628094D 1927-01-25 1927-01-25 Appareil à tracer des contours Expired FR628094A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR628094T 1927-01-25

Publications (1)

Publication Number Publication Date
FR628094A true FR628094A (fr) 1927-10-18

Family

ID=8989426

Family Applications (1)

Application Number Title Priority Date Filing Date
FR628094D Expired FR628094A (fr) 1927-01-25 1927-01-25 Appareil à tracer des contours

Country Status (1)

Country Link
FR (1) FR628094A (fr)

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