FR2159569A6 - - Google Patents
Info
- Publication number
- FR2159569A6 FR2159569A6 FR7139420A FR7139420A FR2159569A6 FR 2159569 A6 FR2159569 A6 FR 2159569A6 FR 7139420 A FR7139420 A FR 7139420A FR 7139420 A FR7139420 A FR 7139420A FR 2159569 A6 FR2159569 A6 FR 2159569A6
- Authority
- FR
- France
- 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.)
- Expired
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C25/00—Profiling tools for metal extruding
- B21C25/10—Making tools by operations not covered by a single other subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C23/00—Extruding metal; Impact extrusion
- B21C23/02—Making uncoated products
- B21C23/04—Making uncoated products by direct extrusion
- B21C23/08—Making wire, bars, tubes
- B21C23/10—Making finned tubes
-
- 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
- B21K1/00—Making machine elements
- B21K1/28—Making machine elements wheels; discs
- B21K1/30—Making machine elements wheels; discs with gear-teeth
-
- 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
- B21K1/00—Making machine elements
- B21K1/28—Making machine elements wheels; discs
- B21K1/30—Making machine elements wheels; discs with gear-teeth
- B21K1/305—Making machine elements wheels; discs with gear-teeth helical
-
- 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
- B21K5/00—Making tools or tool parts, e.g. pliers
- B21K5/20—Making working faces of dies, either recessed or outstanding
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7139420A FR2159569A6 (it) | 1971-11-03 | 1971-11-03 | |
| GB5366071A GB1373547A (en) | 1970-11-24 | 1971-11-18 | Methods of manufacturing helical gear blanks by cold extrusion process |
| DE19712157874 DE2157874B2 (de) | 1970-11-24 | 1971-11-22 | Vorrichtung zur Kaltherstellung schrägverzahnter Zahnradrohlinge |
| IT3148271A IT940787B (it) | 1970-11-24 | 1971-11-23 | Procedimento per la fabbricazione di sbozzati di ingranaggi elicoida li mediante estrusione a freddo |
| US00378501A US3828628A (en) | 1970-11-24 | 1973-07-12 | Methods of extruding helical gear blanks |
| JP7678877U JPS544505Y2 (it) | 1970-11-24 | 1977-06-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7139420A FR2159569A6 (it) | 1971-11-03 | 1971-11-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2159569A6 true FR2159569A6 (it) | 1973-06-22 |
Family
ID=9085239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7139420A Expired FR2159569A6 (it) | 1970-11-24 | 1971-11-03 |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2159569A6 (it) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3718884A1 (de) * | 1987-06-05 | 1988-12-29 | K Lange Forschungsgesellschaft | Verfahren und werkzeuge zum kalt-, halbwarm- und warmquerfliesspressen von werkstuecken mit genauen verzahnungen aus metall, vorzugsweise stahl |
-
1971
- 1971-11-03 FR FR7139420A patent/FR2159569A6/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3718884A1 (de) * | 1987-06-05 | 1988-12-29 | K Lange Forschungsgesellschaft | Verfahren und werkzeuge zum kalt-, halbwarm- und warmquerfliesspressen von werkstuecken mit genauen verzahnungen aus metall, vorzugsweise stahl |