DE159069C - - Google Patents
Info
- Publication number
- DE159069C DE159069C DENDAT159069D DE159069DA DE159069C DE 159069 C DE159069 C DE 159069C DE NDAT159069 D DENDAT159069 D DE NDAT159069D DE 159069D A DE159069D A DE 159069DA DE 159069 C DE159069 C DE 159069C
- Authority
- DE
- Germany
- Prior art keywords
- hand
- bear
- hammer
- worker
- bolt
- 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
- 208000009990 Finger Injury Diseases 0.000 description 2
- 208000004877 Hand Injury Diseases 0.000 description 1
- 206010022114 Injury Diseases 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J7/00—Hammers; Forging machines with hammers or die jaws acting by impact
- B21J7/02—Special design or construction
- B21J7/06—Drop hammers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Percussive Tools And Related Accessories (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE159069C true DE159069C (fr) |
Family
ID=425185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT159069D Active DE159069C (fr) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE159069C (fr) |
-
0
- DE DENDAT159069D patent/DE159069C/de active Active
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