DE287774C - - Google Patents

Info

Publication number
DE287774C
DE287774C DENDAT287774D DE287774DA DE287774C DE 287774 C DE287774 C DE 287774C DE NDAT287774 D DENDAT287774 D DE NDAT287774D DE 287774D A DE287774D A DE 287774DA DE 287774 C DE287774 C DE 287774C
Authority
DE
Germany
Prior art keywords
rollers
clamping
chuck
curves
drill
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.)
Active
Application number
DENDAT287774D
Other languages
German (de)
English (en)
Publication of DE287774C publication Critical patent/DE287774C/de
Active legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
    • B23B31/02—Chucks
    • B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
    • B23B31/12—Chucks with simultaneously-acting jaws, whether or not also individually adjustable
    • B23B31/223—Jaws in the form of cylindrical elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
DENDAT287774D Active DE287774C (en:Method)

Publications (1)

Publication Number Publication Date
DE287774C true DE287774C (en:Method)

Family

ID=542967

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT287774D Active DE287774C (en:Method)

Country Status (1)

Country Link
DE (1) DE287774C (en:Method)

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