GB430603A - Improvements in or relating to portable drills - Google Patents
Improvements in or relating to portable drillsInfo
- Publication number
- GB430603A GB430603A GB1526234A GB1526234A GB430603A GB 430603 A GB430603 A GB 430603A GB 1526234 A GB1526234 A GB 1526234A GB 1526234 A GB1526234 A GB 1526234A GB 430603 A GB430603 A GB 430603A
- Authority
- GB
- United Kingdom
- Prior art keywords
- cylinder
- switch
- air
- drill
- piston
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/26—Fluid-pressure drives
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Pressure Circuits (AREA)
- Earth Drilling (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE408997D BE408997A (enrdf_load_stackoverflow) | 1934-05-22 | ||
GB1526234A GB430603A (en) | 1934-05-22 | 1934-05-22 | Improvements in or relating to portable drills |
FR788863D FR788863A (fr) | 1934-05-22 | 1935-04-15 | Perfectionnements aux perforatrices portatives |
DEC50568D DE637149C (de) | 1934-05-22 | 1935-05-21 | Einrichtung an tragbaren elektrischen Bohrmaschinen |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1526234A GB430603A (en) | 1934-05-22 | 1934-05-22 | Improvements in or relating to portable drills |
Publications (1)
Publication Number | Publication Date |
---|---|
GB430603A true GB430603A (en) | 1935-06-21 |
Family
ID=10055939
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1526234A Expired GB430603A (en) | 1934-05-22 | 1934-05-22 | Improvements in or relating to portable drills |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE408997A (enrdf_load_stackoverflow) |
DE (1) | DE637149C (enrdf_load_stackoverflow) |
FR (1) | FR788863A (enrdf_load_stackoverflow) |
GB (1) | GB430603A (enrdf_load_stackoverflow) |
-
0
- BE BE408997D patent/BE408997A/xx unknown
-
1934
- 1934-05-22 GB GB1526234A patent/GB430603A/en not_active Expired
-
1935
- 1935-04-15 FR FR788863D patent/FR788863A/fr not_active Expired
- 1935-05-21 DE DEC50568D patent/DE637149C/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE637149C (de) | 1936-10-21 |
FR788863A (fr) | 1935-10-18 |
BE408997A (enrdf_load_stackoverflow) |
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