DE294821C - - Google Patents
Info
- Publication number
- DE294821C DE294821C DENDAT294821D DE294821DA DE294821C DE 294821 C DE294821 C DE 294821C DE NDAT294821 D DENDAT294821 D DE NDAT294821D DE 294821D A DE294821D A DE 294821DA DE 294821 C DE294821 C DE 294821C
- Authority
- DE
- Germany
- Prior art keywords
- recess
- piston
- head plate
- slide
- percussion piston
- 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
- 238000009527 percussion Methods 0.000 claims description 5
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21G—MAKING NEEDLES, PINS OR NAILS OF METAL
- B21G3/00—Making pins, nails, or the like
- B21G3/005—Nails or pins for special purposes, e.g. curtain pins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21G—MAKING NEEDLES, PINS OR NAILS OF METAL
- B21G5/00—Making pins or nails with attached caps or with coated heads
- B21G5/02—Making pins or nails with attached caps or with coated heads of drawing-pins or pins of drawing-pin type
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Extraction Processes (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE294821C true DE294821C (cs) |
Family
ID=549351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT294821D Active DE294821C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE294821C (cs) |
-
0
- DE DENDAT294821D patent/DE294821C/de active Active
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