BR7507450A - IMPROVEMENTS IN MULTIPLE DRILLS - Google Patents

IMPROVEMENTS IN MULTIPLE DRILLS

Info

Publication number
BR7507450A
BR7507450A BR7507450A BR7507450A BR7507450A BR 7507450 A BR7507450 A BR 7507450A BR 7507450 A BR7507450 A BR 7507450A BR 7507450 A BR7507450 A BR 7507450A BR 7507450 A BR7507450 A BR 7507450A
Authority
BR
Brazil
Prior art keywords
multiple drills
drills
Prior art date
Application number
BR7507450A
Other languages
Portuguese (pt)
Inventor
L Kolm
Original Assignee
Brevet Burkhardt Maquinas De P
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 Brevet Burkhardt Maquinas De P filed Critical Brevet Burkhardt Maquinas De P
Priority to BR7507450A priority Critical patent/BR7507450A/en
Publication of BR7507450A publication Critical patent/BR7507450A/en
Priority to DE19762651709 priority patent/DE2651709A1/en

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
    • B23B39/162—Drilling machines with a plurality of working-spindles; Drilling automatons with parallel work spindles having gear transmissions

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling And Boring (AREA)
BR7507450A 1975-11-12 1975-11-12 IMPROVEMENTS IN MULTIPLE DRILLS BR7507450A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
BR7507450A BR7507450A (en) 1975-11-12 1975-11-12 IMPROVEMENTS IN MULTIPLE DRILLS
DE19762651709 DE2651709A1 (en) 1975-11-12 1976-11-12 Multiple spindle drilling jig - has large circular head carrying several pinions at end of centrally driven gear assembly (BR 23.12.75)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BR7507450A BR7507450A (en) 1975-11-12 1975-11-12 IMPROVEMENTS IN MULTIPLE DRILLS

Publications (1)

Publication Number Publication Date
BR7507450A true BR7507450A (en) 1975-12-23

Family

ID=3997070

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7507450A BR7507450A (en) 1975-11-12 1975-11-12 IMPROVEMENTS IN MULTIPLE DRILLS

Country Status (2)

Country Link
BR (1) BR7507450A (en)
DE (1) DE2651709A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2469234A1 (en) * 1979-11-14 1981-05-22 Roux Jacques Double eccentric tool holder drive - has secondary bearing supported by plate mounted on spacers in front of housing for primary bearing
DE3414137A1 (en) * 1984-04-14 1985-10-24 Philipp 6831 Plankstadt Kühbauch jun. MULTI-SPINDLE HEAD
CN104626266A (en) * 2015-01-27 2015-05-20 绵阳晓迪圣点创意科技有限公司 Rotary bit change type rubber sieve perforating machine
CN107378031B (en) * 2017-07-18 2019-04-19 合肥通祥智能信息科技有限公司 A kind of drilling machine of fast and stable

Also Published As

Publication number Publication date
DE2651709A1 (en) 1977-05-18

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