DE311402C - - Google Patents

Info

Publication number
DE311402C
DE311402C DENDAT311402D DE311402DA DE311402C DE 311402 C DE311402 C DE 311402C DE NDAT311402 D DENDAT311402 D DE NDAT311402D DE 311402D A DE311402D A DE 311402DA DE 311402 C DE311402 C DE 311402C
Authority
DE
Germany
Prior art keywords
drill
sleeve
mouthpiece
drilling
spring
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
DENDAT311402D
Other languages
German (de)
English (en)
Publication of DE311402C publication Critical patent/DE311402C/de
Active legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B49/00—Measuring or gauging equipment on boring machines for positioning or guiding the drill; Devices for indicating failure of drills during boring; Centering devices for holes to be bored
    • B23B49/02—Boring templates or bushings

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling And Boring (AREA)
DENDAT311402D Active DE311402C (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
DE311402C true DE311402C (enrdf_load_stackoverflow)

Family

ID=564393

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT311402D Active DE311402C (enrdf_load_stackoverflow)

Country Status (1)

Country Link
DE (1) DE311402C (enrdf_load_stackoverflow)

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