BE523979A - - Google Patents
Info
- Publication number
- BE523979A BE523979A BE523979DA BE523979A BE 523979 A BE523979 A BE 523979A BE 523979D A BE523979D A BE 523979DA BE 523979 A BE523979 A BE 523979A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H15/00—Switches having rectilinearly-movable operating part or parts adapted for actuation in opposite directions, e.g. slide switch
- H01H15/02—Details
- H01H15/06—Movable parts; Contacts mounted thereon
- H01H15/10—Operating parts
- H01H15/102—Operating parts comprising cam devices
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US318718A US2775662A (en) | 1952-11-04 | 1952-11-04 | Electrical key |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE523979A true BE523979A (en:Method) |
Family
ID=23239326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE523979D BE523979A (en:Method) | 1952-11-04 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2775662A (en:Method) |
| BE (1) | BE523979A (en:Method) |
| CH (1) | CH328868A (en:Method) |
| DE (1) | DE1058604B (en:Method) |
| FR (1) | FR1088329A (en:Method) |
| GB (1) | GB736333A (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1083893B (de) * | 1958-01-07 | 1960-06-23 | Vedder Gmbh Geb | Wechselstrom-Schnur- oder Zwischenschalter mit Regelstufen |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US585915A (en) * | 1897-07-06 | johnston | ||
| US772872A (en) * | 1900-12-08 | 1904-10-18 | George Howlett Davis | Current-saving and spark-reducing device for electromagnets. |
| GB385225A (en) * | 1932-03-10 | 1932-12-22 | Morten Balthazar Richter | Improvements in or relating to change-over keys or switches for telephone exchanges and the like |
| DE676416C (de) * | 1935-07-23 | 1939-06-22 | Paul Thuerling | Umschalter |
| US2238458A (en) * | 1939-10-05 | 1941-04-15 | Western Electric Co | Switching mechanism |
| US2261809A (en) * | 1939-12-05 | 1941-11-04 | Stromberg Carlson Telephone | Switch key |
| US2319593A (en) * | 1940-07-03 | 1943-05-18 | Bulldog Electric Prod Co | Switch |
| US2399906A (en) * | 1943-09-01 | 1946-05-07 | Arrow Hart & Hegeman Electric | Indexing means for multiposition electric switches |
| US2611835A (en) * | 1947-06-06 | 1952-09-23 | Sr Donald P Mossman | Lever switch |
| US2579169A (en) * | 1950-07-20 | 1951-12-18 | Us Instr Corp | Indexing mechanism |
-
0
- BE BE523979D patent/BE523979A/xx unknown
-
1952
- 1952-11-04 US US318718A patent/US2775662A/en not_active Expired - Lifetime
-
1953
- 1953-08-21 FR FR1088329D patent/FR1088329A/fr not_active Expired
- 1953-09-21 DE DEW12162A patent/DE1058604B/de active Pending
- 1953-10-30 GB GB30039/53A patent/GB736333A/en not_active Expired
- 1953-11-03 CH CH328868D patent/CH328868A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1058604B (de) | 1959-06-04 |
| CH328868A (de) | 1958-03-31 |
| US2775662A (en) | 1956-12-25 |
| GB736333A (en) | 1955-09-07 |
| FR1088329A (fr) | 1955-03-07 |