CH321979A - Bohrkopf für mindestens zwei Arbeitswerkzeuge - Google Patents

Bohrkopf für mindestens zwei Arbeitswerkzeuge

Info

Publication number
CH321979A
CH321979A CH321979DA CH321979A CH 321979 A CH321979 A CH 321979A CH 321979D A CH321979D A CH 321979DA CH 321979 A CH321979 A CH 321979A
Authority
CH
Switzerland
Prior art keywords
drill head
work tools
tools
work
drill
Prior art date
Application number
Other languages
English (en)
Inventor
Krebs Sen Fritz
Original Assignee
Fritz Krebs & Fils
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 Fritz Krebs & Fils filed Critical Fritz Krebs & Fils
Publication of CH321979A publication Critical patent/CH321979A/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B39/00—General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
    • B23B39/16—Drilling machines with a plurality of working-spindles; Drilling automatons
    • B23B39/161—Drilling machines with a plurality of working-spindles; Drilling automatons with parallel work spindles
    • B23B39/163—Drilling machines with a plurality of working-spindles; Drilling automatons with parallel work spindles having crank pin transmissions

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
CH321979D 1956-06-29 1956-06-29 Bohrkopf für mindestens zwei Arbeitswerkzeuge CH321979A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1156287X 1956-06-29

Publications (1)

Publication Number Publication Date
CH321979A true CH321979A (de) 1957-05-31

Family

ID=4560455

Family Applications (1)

Application Number Title Priority Date Filing Date
CH321979D CH321979A (de) 1956-06-29 1956-06-29 Bohrkopf für mindestens zwei Arbeitswerkzeuge

Country Status (2)

Country Link
CH (1) CH321979A (de)
FR (1) FR1156287A (de)

Also Published As

Publication number Publication date
FR1156287A (fr) 1958-05-14

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