JPS5319468B2 - - Google Patents
Info
- Publication number
- JPS5319468B2 JPS5319468B2 JP6261574A JP6261574A JPS5319468B2 JP S5319468 B2 JPS5319468 B2 JP S5319468B2 JP 6261574 A JP6261574 A JP 6261574A JP 6261574 A JP6261574 A JP 6261574A JP S5319468 B2 JPS5319468 B2 JP S5319468B2
- Authority
- JP
- Japan
- 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
- B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
- B21H7/00—Making articles not provided for in the preceding groups, e.g. agricultural tools, dinner forks, knives, spoons
- B21H7/007—Taper rolling, e.g. leaf springs
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Rolling (AREA)
- Feeding Of Workpieces (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00366423A US3824829A (en) | 1973-06-04 | 1973-06-04 | Rolling mill with shifting cams for shaping bars |
| GB3162774A GB1423639A (en) | 1973-06-04 | 1974-07-17 | Rolling mill for shaping bars |
| FR7425578A FR2279494A1 (fr) | 1973-06-04 | 1974-07-23 | Laminoir pour barres profilees |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5032062A JPS5032062A (ja) | 1975-03-28 |
| JPS5319468B2 true JPS5319468B2 (ja) | 1978-06-21 |
Family
ID=42174038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6261574A Expired JPS5319468B2 (ja) | 1973-06-04 | 1974-06-04 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3824829A (ja) |
| JP (1) | JPS5319468B2 (ja) |
| CA (1) | CA995933A (ja) |
| DE (1) | DE2426453C3 (ja) |
| FR (1) | FR2279494A1 (ja) |
| GB (1) | GB1423639A (ja) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1195817A (en) * | 1982-01-22 | 1985-10-29 | Leung Tom | Investment casting using metal sprue |
| JPH0234246A (ja) * | 1988-07-22 | 1990-02-05 | Iwao Tezuka | 宝飾類のの鋳型成形用フラスク及び鋳型成形方法 |
| CN112743310B (zh) * | 2020-12-28 | 2022-05-10 | 广州可鼎自动化设备有限公司 | 一种异型弹簧双工位组装装置 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2775152A (en) * | 1955-07-06 | 1956-12-25 | Mckay Machine Co | Apparatus for tapering the ends of spring leaves and the like |
| US3490261A (en) * | 1967-04-03 | 1970-01-20 | Gen Motors Corp | Method and apparatus for producing tapered leaf springs |
| US3496749A (en) * | 1967-11-28 | 1970-02-24 | Richard Krause | Rolling mill for shaping bars |
-
1973
- 1973-06-04 US US00366423A patent/US3824829A/en not_active Expired - Lifetime
-
1974
- 1974-05-30 CA CA201,266A patent/CA995933A/en not_active Expired
- 1974-05-31 DE DE2426453A patent/DE2426453C3/de not_active Expired
- 1974-06-04 JP JP6261574A patent/JPS5319468B2/ja not_active Expired
- 1974-07-17 GB GB3162774A patent/GB1423639A/en not_active Expired
- 1974-07-23 FR FR7425578A patent/FR2279494A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| GB1423639A (en) | 1976-02-04 |
| JPS5032062A (ja) | 1975-03-28 |
| CA995933A (en) | 1976-08-31 |
| DE2426453A1 (de) | 1974-12-12 |
| DE2426453C3 (de) | 1980-10-23 |
| DE2426453B2 (de) | 1980-02-28 |
| FR2279494A1 (fr) | 1976-02-20 |
| FR2279494B1 (ja) | 1978-07-13 |
| US3824829A (en) | 1974-07-23 |