BR7507450A - IMPROVEMENTS IN MULTIPLE DRILLS - Google Patents
IMPROVEMENTS IN MULTIPLE DRILLSInfo
- 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
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)
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)
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 |
-
1975
- 1975-11-12 BR BR7507450A patent/BR7507450A/en unknown
-
1976
- 1976-11-12 DE DE19762651709 patent/DE2651709A1/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
DE2651709A1 (en) | 1977-05-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
MX143761A (en) | IMPROVEMENTS IN TURBO-PUMPS | |
ES242419Y (en) | IMPROVEMENTS INTRODUCED IN GUARDA-CUERPOS. | |
AT345759B (en) | DEEPHOLE DRILL | |
BR7601253A (en) | PERFECTING IN OVEN-TUNEL | |
BR7608147A (en) | PERFECTING IN CENTRALIZER | |
AT343879B (en) | DRILLING UNIT | |
DK89376A (en) | DRILL | |
DK153971C (en) | Drills | |
BR7507450A (en) | IMPROVEMENTS IN MULTIPLE DRILLS | |
BR7602078A (en) | PERFECTING IN BOTTLE-SYRINGE SET | |
ATA750776A (en) | TURNING CHISEL | |
DK150651C (en) | Drills | |
BR7500447A (en) | IMPROVEMENTS IN CANADINHOS | |
BR7508318A (en) | IMPROVEMENT IN SANDER-GRINDER | |
BR7503941A (en) | IMPROVEMENT IN ROCADEIRAS | |
BR7503468A (en) | IMPROVEMENT IN ROCADEIRAS | |
BR7503192A (en) | IMPROVEMENT IN ROCADEIRAS | |
BR5500371U (en) | IMPROVEMENT IN VENEZIANAS | |
BR5501107U (en) | MILLING IMPROVEMENTS | |
BR7504575A (en) | IMPROVEMENTS IN LOCKS | |
BR7506401A (en) | HANDLE IMPROVEMENTS | |
BR7506011A (en) | HANDLE IMPROVEMENTS | |
AR202759A1 (en) | IMPROVEMENTS IN TOMACRIENTES | |
AR203509A1 (en) | IMPROVEMENTS IN FILTERS-PRESS | |
AR204204A1 (en) | IMPROVEMENTS IN ARADOS-RASTRA |