GB1108373A - Drill bit - Google Patents
Drill bitInfo
- Publication number
- GB1108373A GB1108373A GB26268/66A GB2626866A GB1108373A GB 1108373 A GB1108373 A GB 1108373A GB 26268/66 A GB26268/66 A GB 26268/66A GB 2626866 A GB2626866 A GB 2626866A GB 1108373 A GB1108373 A GB 1108373A
- Authority
- GB
- United Kingdom
- Prior art keywords
- shank
- tip
- drill bit
- june
- sleeve
- 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.)
- Expired
Links
- 238000005553 drilling Methods 0.000 abstract 1
- 230000004048 modification Effects 0.000 abstract 1
- 238000012986 modification Methods 0.000 abstract 1
- 229920003023 plastic Polymers 0.000 abstract 1
- 239000004033 plastic Substances 0.000 abstract 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK 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
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Drilling Tools (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
1,108,373. Drills. A. FISCHER. 13 June. 1966 [14 June, 1965], No. 26268/66. Heading B3C. A drill 1 comprises a shank la, Fig. 1, having a key 1b for connecting a tip 3, Fig. 3, thereto, and a synthetic plastics sleeve 2, having a helical groove 2a fixed on, or moulded to, the shank. After drilling, the tip is left in the hole. In a modification, shank 11, Fig. 4, has lugs 11c, which engage in longitudinal grooves 12d in sleeve 12, the tip 13 being soldered to the shank.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEF0046325 | 1965-06-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1108373A true GB1108373A (en) | 1968-04-03 |
Family
ID=7100973
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB26268/66A Expired GB1108373A (en) | 1965-06-14 | 1966-06-13 | Drill bit |
Country Status (7)
Country | Link |
---|---|
US (1) | US3372763A (en) |
AT (1) | AT268628B (en) |
BE (1) | BE681651A (en) |
CH (1) | CH440097A (en) |
ES (1) | ES327876A1 (en) |
GB (1) | GB1108373A (en) |
NL (1) | NL6607373A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5382121A (en) * | 1993-09-02 | 1995-01-17 | Bicknell; David P. | Drill bit for use in concrete and asphalt |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3715952A (en) * | 1969-09-19 | 1973-02-13 | Fischer Artur | Expansion anchor unit |
DE2414354A1 (en) * | 1974-03-26 | 1975-10-16 | Heller Geb | ROCK DRILLS |
US4051905A (en) * | 1974-03-28 | 1977-10-04 | Gerbruder Heller | Drill for percussion drilling machines |
US4406332A (en) * | 1978-10-02 | 1983-09-27 | Dismukes Newton B | Rotary earth boring tool |
DE3014693A1 (en) * | 1980-04-16 | 1981-10-22 | Hilti AG, 9494 Schaan | ROCK DRILL |
US4465146A (en) * | 1980-11-28 | 1984-08-14 | Mobil Oil Corporation | Tubular drill string member with contoured circumferential surface |
US4365678A (en) * | 1980-11-28 | 1982-12-28 | Mobil Oil Corporation | Tubular drill string member with contoured circumferential surface |
US4489796A (en) * | 1983-05-25 | 1984-12-25 | Gte Laboratories Incorporated | Insert for a mine tool roof bit and a method of drilling therewith |
US4527638A (en) * | 1983-05-25 | 1985-07-09 | Gte Laboratories Incorporated | Mine tool roof bit insert and a method of drilling therewith |
DE8514422U1 (en) * | 1985-05-15 | 1985-07-18 | Hawera Probst Gmbh + Co, 7980 Ravensburg | Drilling tool with exchangeable feed spiral |
DE3517560A1 (en) * | 1985-05-15 | 1986-11-20 | Hawera Probst Gmbh + Co, 7980 Ravensburg | REPLACEMENT CONVEYOR FOR ROCK DRILLS |
US4949795A (en) * | 1988-07-11 | 1990-08-21 | Gas Research Institute | Rotary rapid excavation system |
DE3919095A1 (en) * | 1988-07-16 | 1990-01-18 | Hawera Probst Kg Hartmetall | DRILLING TOOL |
DE4003374C1 (en) * | 1990-02-05 | 1991-05-08 | Sfs Stadler Holding Ag, Heerbrugg, Ch | |
US5265688A (en) * | 1990-04-09 | 1993-11-30 | Hilti Aktiengesellschaft | Rock drill |
DE4338667A1 (en) * | 1993-11-12 | 1995-05-18 | Hilti Ag | Drilling tool |
DE19603298A1 (en) * | 1996-01-30 | 1997-07-31 | Berner Gmbh | Drilling tool |
ITBZ20130059A1 (en) * | 2013-11-25 | 2015-05-26 | Intercable Srl | HELICOIDAL DRILL TIP AND PROCEDURE FOR ITS PRODUCTION |
EP3409880B1 (en) * | 2017-05-29 | 2020-07-08 | Intercable GmbH | Hybrid ice drill |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2754160A (en) * | 1956-07-10 | Well apparatus | ||
US1331458A (en) * | 1916-06-17 | 1920-02-17 | Hoffman Marguerite | Drill |
US1616666A (en) * | 1923-03-05 | 1927-02-08 | Loran E Nebergall | Drill collar for hydraulic rotary drills |
US2714500A (en) * | 1952-02-06 | 1955-08-02 | Snyder Oil Tool Corp | Impact drill |
US2773672A (en) * | 1952-09-17 | 1956-12-11 | Ellis C Holmes | Drilling bit |
US2856157A (en) * | 1955-09-19 | 1958-10-14 | New England Carbide Tool Compa | Masonry drills |
US2902260A (en) * | 1957-07-16 | 1959-09-01 | Carl V Tilden | Drill bit |
-
1966
- 1966-05-25 AT AT494566A patent/AT268628B/en active
- 1966-05-26 BE BE681651D patent/BE681651A/xx unknown
- 1966-05-27 NL NL6607373A patent/NL6607373A/xx unknown
- 1966-06-10 CH CH846966A patent/CH440097A/en unknown
- 1966-06-13 GB GB26268/66A patent/GB1108373A/en not_active Expired
- 1966-06-13 ES ES0327876A patent/ES327876A1/en not_active Expired
- 1966-06-14 US US558211A patent/US3372763A/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5382121A (en) * | 1993-09-02 | 1995-01-17 | Bicknell; David P. | Drill bit for use in concrete and asphalt |
Also Published As
Publication number | Publication date |
---|---|
NL6607373A (en) | 1966-12-15 |
CH440097A (en) | 1967-07-15 |
BE681651A (en) | 1966-10-31 |
ES327876A1 (en) | 1967-04-01 |
US3372763A (en) | 1968-03-12 |
AT268628B (en) | 1969-02-25 |
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