FR420211A - Machine for working screw heads - Google Patents

Machine for working screw heads

Info

Publication number
FR420211A
FR420211A FR420211DA FR420211A FR 420211 A FR420211 A FR 420211A FR 420211D A FR420211D A FR 420211DA FR 420211 A FR420211 A FR 420211A
Authority
FR
France
Prior art keywords
machine
screw heads
working screw
working
heads
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
Gustav Weber
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 FR420211A publication Critical patent/FR420211A/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
    • B23G9/00—Working screws, bolt heads, or nuts in conjunction with thread cutting, e.g. slotting screw heads or shanks, removing burrs from screw heads or shanks; Finishing, e.g. polishing, any screw-thread
    • B23G9/001—Working screws
    • 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
    • B23G9/00—Working screws, bolt heads, or nuts in conjunction with thread cutting, e.g. slotting screw heads or shanks, removing burrs from screw heads or shanks; Finishing, e.g. polishing, any screw-thread
    • B23G9/001—Working screws
    • B23G9/002—Slotting screw heads or shanks

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR420211D 1909-07-05 1910-07-05 Machine for working screw heads Expired FR420211A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE420211X 1909-07-05

Publications (1)

Publication Number Publication Date
FR420211A true FR420211A (en) 1911-01-25

Family

ID=1463374

Family Applications (1)

Application Number Title Priority Date Filing Date
FR420211D Expired FR420211A (en) 1909-07-05 1910-07-05 Machine for working screw heads

Country Status (1)

Country Link
FR (1) FR420211A (en)

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