FR519656A - Marker threading device - Google Patents

Marker threading device

Info

Publication number
FR519656A
FR519656A FR519656A FR519656DA FR519656A FR 519656 A FR519656 A FR 519656A FR 519656 A FR519656 A FR 519656A FR 519656D A FR519656D A FR 519656DA FR 519656 A FR519656 A FR 519656A
Authority
FR
France
Prior art keywords
marker
threading device
threading
marker threading
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
FR519656A
Other languages
French (fr)
Inventor
Georges Aymard
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.)
GEORGES AYMARD
Original Assignee
GEORGES AYMARD
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 GEORGES AYMARD filed Critical GEORGES AYMARD
Application granted granted Critical
Publication of FR519656A publication Critical patent/FR519656A/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
    • B23G3/00—Arrangements or accessories for enabling machine tools not specially designed only for thread cutting to be used for this purpose, e.g. arrangements for reversing the working spindle
    • B23G3/02—Arrangements or accessories for enabling machine tools not specially designed only for thread cutting to be used for this purpose, e.g. arrangements for reversing the working spindle for withdrawing or resetting the threading tool
    • B23G3/04—Arrangements or accessories for enabling machine tools not specially designed only for thread cutting to be used for this purpose, e.g. arrangements for reversing the working spindle for withdrawing or resetting the threading tool for repeatedly setting the threading tool in a predetermined working position

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR519656A 1919-12-20 1919-12-20 Marker threading device Expired FR519656A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR519656T 1919-12-20

Publications (1)

Publication Number Publication Date
FR519656A true FR519656A (en) 1921-06-14

Family

ID=8916507

Family Applications (1)

Application Number Title Priority Date Filing Date
FR519656A Expired FR519656A (en) 1919-12-20 1919-12-20 Marker threading device

Country Status (1)

Country Link
FR (1) FR519656A (en)

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