FR545501A - Tapping machine - Google Patents

Tapping machine

Info

Publication number
FR545501A
FR545501A FR545501DA FR545501A FR 545501 A FR545501 A FR 545501A FR 545501D A FR545501D A FR 545501DA FR 545501 A FR545501 A FR 545501A
Authority
FR
France
Prior art keywords
tapping machine
tapping
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
Other languages
French (fr)
Inventor
Alexandre Roba
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 FR545501A publication Critical patent/FR545501A/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
    • B23G1/44—Equipment or accessories specially designed for machines or devices for thread cutting
    • B23G1/46—Equipment or accessories specially designed for machines or devices for thread cutting for holding the threading tools
    • B23G1/465—Equipment or accessories specially designed for machines or devices for thread cutting for holding the threading tools comprising arrangements for reversing the rotation of the tool

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR545501D 1921-12-31 1921-12-31 Tapping machine Expired FR545501A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR545501T 1921-12-31

Publications (1)

Publication Number Publication Date
FR545501A true FR545501A (en) 1922-10-13

Family

ID=8932993

Family Applications (1)

Application Number Title Priority Date Filing Date
FR545501D Expired FR545501A (en) 1921-12-31 1921-12-31 Tapping machine

Country Status (1)

Country Link
FR (1) FR545501A (en)

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