JPS328009B1 - - Google Patents
Info
- Publication number
- JPS328009B1 JPS328009B1 JP32800957A JP32800957A JPS328009B1 JP S328009 B1 JPS328009 B1 JP S328009B1 JP 32800957 A JP32800957 A JP 32800957A JP 32800957 A JP32800957 A JP 32800957A JP S328009 B1 JPS328009 B1 JP S328009B1
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/08—Making tubes with welded or soldered seams
- B21C37/0803—Making tubes with welded or soldered seams the tubes having a special shape, e.g. polygonal tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/06—Manufacture of commutators
- H01R43/08—Manufacture of commutators in which segments are not separated until after assembly
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Motor Or Generator Current Collectors (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE329885X | 1954-07-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS328009B1 true JPS328009B1 (en, 2012) | 1957-09-24 |
Family
ID=6187518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP32800957A Pending JPS328009B1 (en, 2012) | 1954-07-16 | 1957-06-29 |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS328009B1 (en, 2012) |
| CH (1) | CH329885A (en, 2012) |
| DE (1) | DE953100C (en, 2012) |
| FR (1) | FR1127695A (en, 2012) |
| GB (1) | GB773921A (en, 2012) |
-
1954
- 1954-07-17 DE DEB31859A patent/DE953100C/de not_active Expired
-
1955
- 1955-06-17 CH CH329885D patent/CH329885A/de unknown
- 1955-07-13 GB GB20225/55A patent/GB773921A/en not_active Expired
- 1955-07-15 FR FR1127695D patent/FR1127695A/fr not_active Expired
-
1957
- 1957-06-29 JP JP32800957A patent/JPS328009B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR1127695A (fr) | 1956-12-21 |
| DE953100C (de) | 1956-11-29 |
| GB773921A (en) | 1957-05-01 |
| CH329885A (de) | 1958-05-15 |