BE515721A - - Google Patents
Info
- Publication number
- BE515721A BE515721A BE515721DA BE515721A BE 515721 A BE515721 A BE 515721A BE 515721D A BE515721D A BE 515721DA BE 515721 A BE515721 A BE 515721A
- Authority
- BE
- Belgium
- Prior art keywords
- teeth
- drilling machine
- machine according
- rotary drilling
- striking piece
- Prior art date
Links
- 238000005553 drilling Methods 0.000 claims description 21
- 238000001816 cooling Methods 0.000 claims description 3
- 230000001050 lubricating effect Effects 0.000 claims description 2
- 238000005461 lubrication Methods 0.000 claims description 2
- 230000035515 penetration Effects 0.000 claims 1
- 239000011435 rock Substances 0.000 description 4
- 238000009527 percussion Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D11/00—Portable percussive tools with electromotor or other motor drive
- B25D11/06—Means for driving the impulse member
- B25D11/10—Means for driving the impulse member comprising a cam mechanism
- B25D11/102—Means for driving the impulse member comprising a cam mechanism the rotating axis of the cam member being coaxial with the axis of the tool
- B25D11/106—Means for driving the impulse member comprising a cam mechanism the rotating axis of the cam member being coaxial with the axis of the tool cam member and cam follower having the same shape
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE515721A true BE515721A (https=) |
Family
ID=153141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE515721D BE515721A (https=) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE515721A (https=) |
-
0
- BE BE515721D patent/BE515721A/fr unknown
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