ES218957U - Barrena para piedras perfeccionada. - Google Patents
Barrena para piedras perfeccionada.Info
- Publication number
- ES218957U ES218957U ES0218957U ES218957U ES218957U ES 218957 U ES218957 U ES 218957U ES 0218957 U ES0218957 U ES 0218957U ES 218957 U ES218957 U ES 218957U ES 218957 U ES218957 U ES 218957U
- Authority
- ES
- Spain
- Prior art keywords
- translation
- machine
- legally binding
- google translate
- barrena
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/0018—Drills for enlarging a hole
- B23B51/0027—Drills for enlarging a hole by tool swivelling
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
- E21B10/445—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts percussion type, e.g. for masonry
Abstract
Barrena para piedras perfeccionada; con un vástago y un cabezal perforador de metal duro previsto para la realización de un taladro de perforación en mampostería dura, tal como, en hormigón o análogo, caracterizada porque el cabezal perforador de metal duro está realizada de forma esférica, poseyendo. el mismo en su superficie periférica unas cuchillas de metal duro y porque el vástago es de un diámetro más reducido que el máximo diámetro del cabezal perforador.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19757507903 DE7507903U (de) | 1975-03-13 | 1975-03-13 | Steinbohrer |
Publications (2)
Publication Number | Publication Date |
---|---|
ES218957U true ES218957U (es) | 1976-09-01 |
ES218957Y ES218957Y (es) | 1977-01-16 |
Family
ID=6650839
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES1976218957U Expired ES218957Y (es) | 1975-03-13 | 1976-02-20 | Barrena para piedras perfeccionada. |
Country Status (10)
Country | Link |
---|---|
AR (1) | AR205505A1 (es) |
BE (1) | BE838084A (es) |
BR (1) | BR7601447A (es) |
CH (1) | CH607779A5 (es) |
DE (1) | DE7507903U (es) |
DK (1) | DK90976A (es) |
ES (1) | ES218957Y (es) |
FR (1) | FR2303650A1 (es) |
IT (1) | IT1056792B (es) |
NL (1) | NL7600521A (es) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19819917A1 (de) * | 1998-05-05 | 1999-11-18 | Bosch Gmbh Robert | Sackloch, insbesondere zum Eindrehen von gewindeformenden Schrauben und ein Verfahren zu dessen Herstellung |
DE10057877C2 (de) * | 2000-11-22 | 2002-10-17 | Lueken Gisela | Bohrkopf |
DE102013205363B4 (de) | 2013-03-26 | 2022-01-05 | Kennametal Inc. | Werkzeugkopf sowie Verfahren zur Bearbeitung eines metallischen Werkstücks |
-
1975
- 1975-03-13 DE DE19757507903 patent/DE7507903U/de not_active Expired
-
1976
- 1976-01-01 AR AR26232176A patent/AR205505A1/es active
- 1976-01-20 NL NL7600521A patent/NL7600521A/xx not_active Application Discontinuation
- 1976-01-30 BE BE163937A patent/BE838084A/xx unknown
- 1976-02-17 FR FR7604253A patent/FR2303650A1/fr not_active Withdrawn
- 1976-02-20 ES ES1976218957U patent/ES218957Y/es not_active Expired
- 1976-02-23 CH CH216776A patent/CH607779A5/xx not_active IP Right Cessation
- 1976-03-01 IT IT2072776A patent/IT1056792B/it active
- 1976-03-03 DK DK90976A patent/DK90976A/da unknown
- 1976-03-10 BR BR7601447A patent/BR7601447A/pt unknown
Also Published As
Publication number | Publication date |
---|---|
DK90976A (da) | 1976-09-14 |
BR7601447A (pt) | 1976-09-14 |
IT1056792B (it) | 1982-02-20 |
DE7507903U (de) | 1976-10-07 |
NL7600521A (nl) | 1976-09-15 |
FR2303650A1 (fr) | 1976-10-08 |
BE838084A (fr) | 1976-05-14 |
AR205505A1 (es) | 1976-05-07 |
ES218957Y (es) | 1977-01-16 |
CH607779A5 (en) | 1978-10-31 |
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