CS168899B1 - - Google Patents
Info
- Publication number
- CS168899B1 CS168899B1 CS732872A CS732872A CS168899B1 CS 168899 B1 CS168899 B1 CS 168899B1 CS 732872 A CS732872 A CS 732872A CS 732872 A CS732872 A CS 732872A CS 168899 B1 CS168899 B1 CS 168899B1
- Authority
- CS
- Czechoslovakia
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J9/00—Forging presses
- B21J9/02—Special design or construction
- B21J9/04—Piercing presses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K21/00—Making hollow articles not covered by a single preceding sub-group
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD15878971A DD99113A1 (de) | 1971-11-08 | 1971-11-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS168899B1 true CS168899B1 (de) | 1976-06-29 |
Family
ID=5484560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS732872A CS168899B1 (de) | 1971-11-08 | 1972-10-31 |
Country Status (3)
| Country | Link |
|---|---|
| CS (1) | CS168899B1 (de) |
| DD (1) | DD99113A1 (de) |
| DE (1) | DE2248251A1 (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2412367A1 (fr) * | 1977-12-23 | 1979-07-20 | Inst Avtomobi Elektroob | Procede et dispositif de fabrication des pieces creuses par filage |
| CN107350720B (zh) * | 2016-05-09 | 2019-04-16 | 重庆千迈机械制造有限公司 | 中空汽车减震器活塞杆冷挤压加工方法 |
| RU210295U1 (ru) * | 2021-07-30 | 2022-04-06 | акционерное общество "Научно-производственное объединение "Техномаш" имени С.А.Афанасьева" (АО "НПО "Техномаш" им. С.А.Афанасьева") | Устройство для прессования полых деталей |
-
1971
- 1971-11-08 DD DD15878971A patent/DD99113A1/xx unknown
-
1972
- 1972-10-02 DE DE19722248251 patent/DE2248251A1/de active Pending
- 1972-10-31 CS CS732872A patent/CS168899B1/cs unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DD99113A1 (de) | 1973-07-20 |
| DE2248251A1 (de) | 1973-05-17 |