DE85902C - - Google Patents
Info
- Publication number
- DE85902C DE85902C DENDAT85902D DE85902DA DE85902C DE 85902 C DE85902 C DE 85902C DE NDAT85902 D DENDAT85902 D DE NDAT85902D DE 85902D A DE85902D A DE 85902DA DE 85902 C DE85902 C DE 85902C
- Authority
- DE
- Germany
- Prior art keywords
- drill
- piston
- air
- cylinder
- machine
- 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.)
- Active
Links
- 238000005553 drilling Methods 0.000 claims description 6
- 230000003116 impacting effect Effects 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 230000035939 shock Effects 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
- B25D11/066—Means for driving the impulse member using centrifugal or rotary impact elements
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE85902C true DE85902C (cs) |
Family
ID=357997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT85902D Active DE85902C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE85902C (cs) |
-
0
- DE DENDAT85902D patent/DE85902C/de active Active
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