BE480993A - - Google Patents

Info

Publication number
BE480993A
BE480993A BE480993DA BE480993A BE 480993 A BE480993 A BE 480993A BE 480993D A BE480993D A BE 480993DA BE 480993 A BE480993 A BE 480993A
Authority
BE
Belgium
Prior art keywords
mandrel
sleeve
drill
drills
helical
Prior art date
Application number
Other languages
English (en)
French (fr)
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.)
Publication of BE480993A publication Critical patent/BE480993A/fr

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
    • B23B31/107—Retention by laterally-acting detents, e.g. pins, screws, wedges; Retention by loose elements, e.g. balls
    • B23B31/1071—Retention by balls

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling Tools (AREA)
BE480993D 1947-10-01 BE480993A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE262344X 1947-10-01

Publications (1)

Publication Number Publication Date
BE480993A true BE480993A (fi)

Family

ID=20306484

Family Applications (1)

Application Number Title Priority Date Filing Date
BE480993D BE480993A (fi) 1947-10-01

Country Status (3)

Country Link
BE (1) BE480993A (fi)
CH (1) CH262344A (fi)
FR (1) FR961920A (fi)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3975032A (en) * 1974-04-15 1976-08-17 Minnesota Mining And Manufacturing Company Surgical wire driving assembly
MD3929C2 (ro) * 2007-02-12 2010-01-31 Ион РАССОХИН Portsculă şi coadă a sculei
MD4102C1 (ro) * 2009-08-19 2011-10-31 Ион РАССОХИН Nod de fixare a sculei în portsculă

Also Published As

Publication number Publication date
FR961920A (fi) 1950-05-25
CH262344A (de) 1949-06-30

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