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CH147521A - Threading device. - Google Patents

Threading device.

Info

Publication number
CH147521A
CH147521A CH147521DA CH147521A CH 147521 A CH147521 A CH 147521A CH 147521D A CH147521D A CH 147521DA CH 147521 A CH147521 A CH 147521A
Authority
CH
Switzerland
Prior art keywords
threading device
threading
Prior art date
Application number
Other languages
French (fr)
Inventor
Retor Francois
Original Assignee
Retor Francois
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 Retor Francois filed Critical Retor Francois
Publication of CH147521A publication Critical patent/CH147521A/en

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
CH147521D 1930-05-20 1930-05-20 Threading device. CH147521A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH147521T 1930-05-20

Publications (1)

Publication Number Publication Date
CH147521A true CH147521A (en) 1931-06-15

Family

ID=4403548

Family Applications (1)

Application Number Title Priority Date Filing Date
CH147521D CH147521A (en) 1930-05-20 1930-05-20 Threading device.

Country Status (1)

Country Link
CH (1) CH147521A (en)

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