DE148642C - - Google Patents
Info
- Publication number
- DE148642C DE148642C DENDAT148642D DE148642DA DE148642C DE 148642 C DE148642 C DE 148642C DE NDAT148642 D DENDAT148642 D DE NDAT148642D DE 148642D A DE148642D A DE 148642DA DE 148642 C DE148642 C DE 148642C
- Authority
- DE
- Germany
- Prior art keywords
- drill
- hammer
- piston
- drive
- elastic
- 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
- 230000000694 effects Effects 0.000 claims description 3
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005553 drilling Methods 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
- B25D11/12—Means for driving the impulse member comprising a crank mechanism
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Percussive Tools And Related Accessories (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE148642C true DE148642C (forum.php) |
Family
ID=415717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT148642D Active DE148642C (forum.php) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE148642C (forum.php) |
-
0
- DE DENDAT148642D patent/DE148642C/de active Active
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