GB564948A - Portable drilling machines - Google Patents
Portable drilling machinesInfo
- Publication number
- GB564948A GB564948A GB939943A GB939943A GB564948A GB 564948 A GB564948 A GB 564948A GB 939943 A GB939943 A GB 939943A GB 939943 A GB939943 A GB 939943A GB 564948 A GB564948 A GB 564948A
- Authority
- GB
- United Kingdom
- Prior art keywords
- drilling machines
- portable drilling
- fitzpatrick
- drills
- spindles
- 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 title 1
- 239000003245 coal Substances 0.000 abstract 1
- 239000011435 rock Substances 0.000 abstract 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
- E21C25/58—Machines slitting by drilling hole on hole
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Earth Drilling (AREA)
Abstract
564,948. Supporting - columns for drills. FITZPATRICK, J. June 11, 1943, No. 9399. [Class 124] [Also in Group XXII] A jack-type support J for a rotary rock or coal drill is notched to receive pawls L on a power unit H that drives and carries the spindles.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB939943A GB564948A (en) | 1943-06-11 | 1943-06-11 | Portable drilling machines |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB939943A GB564948A (en) | 1943-06-11 | 1943-06-11 | Portable drilling machines |
Publications (1)
Publication Number | Publication Date |
---|---|
GB564948A true GB564948A (en) | 1944-10-19 |
Family
ID=9871220
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB939943A Expired GB564948A (en) | 1943-06-11 | 1943-06-11 | Portable drilling machines |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB564948A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE971512C (en) * | 1952-01-12 | 1959-02-05 | Karl Burgsmueller | Deep hole drilling tool |
CN109538206A (en) * | 2018-12-19 | 2019-03-29 | 中国矿业大学 | A kind of more drill bit combination type drilling machines |
-
1943
- 1943-06-11 GB GB939943A patent/GB564948A/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE971512C (en) * | 1952-01-12 | 1959-02-05 | Karl Burgsmueller | Deep hole drilling tool |
CN109538206A (en) * | 2018-12-19 | 2019-03-29 | 中国矿业大学 | A kind of more drill bit combination type drilling machines |
CN109538206B (en) * | 2018-12-19 | 2024-04-09 | 中国矿业大学 | Multi-bit combined drilling machine |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB755420A (en) | Improvements in or relating to well-drilling apparatus | |
GB994665A (en) | Portable oil well drilling apparatus | |
GB868175A (en) | Rock drill construction | |
GB564948A (en) | Portable drilling machines | |
GB969010A (en) | An adapter for rotary-hammer devices | |
GB560911A (en) | Improvements in or relating to centre drills | |
GB841780A (en) | Improvements in drilling machines | |
CA598285A (en) | Horizontal boring, drilling and milling machine | |
AU246425B2 (en) | Machine for drilling, tapping, boring and like work | |
AU6562960A (en) | Machine for drilling, tapping, boring and like work | |
AU227144B2 (en) | Machine for drilling, tapping, boring and like work | |
GB844111A (en) | Improvements in drill bits | |
AU1782756A (en) | Machine for drilling, tapping, boring arid like work | |
GB762847A (en) | Improvements in and relating to rotary drilling machines | |
AU3535258A (en) | Machine for drilling, tapping, boring and like work | |
GB477205A (en) | Improvements relating to portable power-driven percussive tools | |
GB438013A (en) | Improvements in percussive rock drilling machines | |
CA571963A (en) | Horizontal combined boring, drilling and milling machines | |
CA399899A (en) | Percussive drill bit adaptor | |
CA642214A (en) | Combined horizontal boring, drilling and milling machine | |
AU111483B2 (en) | Improvements in detachable drill bits and shafts for use with rock drills | |
CA584054A (en) | Horizontal boring, drilling and milling machine | |
GB879415A (en) | Apparatus for drilling holes in underground formations | |
CA611117A (en) | Power drive attachment for drilling machine | |
AU163716B2 (en) | Improved power posthole boring machine |