DE291743C - - Google Patents
Info
- Publication number
- DE291743C DE291743C DENDAT291743D DE291743DA DE291743C DE 291743 C DE291743 C DE 291743C DE NDAT291743 D DENDAT291743 D DE NDAT291743D DE 291743D A DE291743D A DE 291743DA DE 291743 C DE291743 C DE 291743C
- Authority
- DE
- Germany
- Prior art keywords
- clamping
- board
- lifting
- jaws
- boards
- 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
- 230000007812 deficiency Effects 0.000 claims 1
- 230000002028 premature Effects 0.000 claims 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
- B21J7/20—Drives for hammers; Transmission means therefor
- B21J7/36—Drives for hammers; Transmission means therefor for drop hammers
- B21J7/42—Drives for hammers; Transmission means therefor for drop hammers operated by rotary drive, e.g. electric motors
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Paper (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE291743C true DE291743C (OSRAM) |
Family
ID=546595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT291743D Active DE291743C (OSRAM) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE291743C (OSRAM) |
-
0
- DE DENDAT291743D patent/DE291743C/de active Active
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