FR512821A - Threading machine - Google Patents

Threading machine

Info

Publication number
FR512821A
FR512821A FR512821A FR512821DA FR512821A FR 512821 A FR512821 A FR 512821A FR 512821 A FR512821 A FR 512821A FR 512821D A FR512821D A FR 512821DA FR 512821 A FR512821 A FR 512821A
Authority
FR
France
Prior art keywords
threading machine
threading
machine
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
FR512821A
Other languages
French (fr)
Inventor
Jean Cornelis
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
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 by Individual filed Critical Individual
Application granted granted Critical
Publication of FR512821A publication Critical patent/FR512821A/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
    • B23G1/04—Machines with one working-spindle

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR512821A 1920-02-19 1920-03-31 Threading machine Expired FR512821A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE512821X 1920-02-19

Publications (1)

Publication Number Publication Date
FR512821A true FR512821A (en) 1921-02-01

Family

ID=3871073

Family Applications (1)

Application Number Title Priority Date Filing Date
FR512821A Expired FR512821A (en) 1920-02-19 1920-03-31 Threading machine

Country Status (1)

Country Link
FR (1) FR512821A (en)

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