FR789254A - Threading machines - Google Patents

Threading machines

Info

Publication number
FR789254A
FR789254A FR789254DA FR789254A FR 789254 A FR789254 A FR 789254A FR 789254D A FR789254D A FR 789254DA FR 789254 A FR789254 A FR 789254A
Authority
FR
France
Prior art keywords
threading machines
threading
machines
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
Fred Newell Tilton
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 FR789254A publication Critical patent/FR789254A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
    • B23G1/00—Thread cutting; Automatic machines specially designed therefor
    • B23G1/02—Thread cutting; Automatic machines specially designed therefor on an external or internal cylindrical or conical surface, e.g. on recesses
    • B23G1/12—Machines with a toothed cutter in the shape of a spur-gear or the like which is rotated to generate the thread profile as the work rotates

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR789254D 1935-04-25 1935-04-25 Threading machines Expired FR789254A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR789254T 1935-04-25

Publications (1)

Publication Number Publication Date
FR789254A true FR789254A (en) 1935-10-25

Family

ID=9219990

Family Applications (1)

Application Number Title Priority Date Filing Date
FR789254D Expired FR789254A (en) 1935-04-25 1935-04-25 Threading machines

Country Status (1)

Country Link
FR (1) FR789254A (en)

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