BE539957A - - Google Patents
Info
- Publication number
- BE539957A BE539957A BE539957DA BE539957A BE 539957 A BE539957 A BE 539957A BE 539957D A BE539957D A BE 539957DA BE 539957 A BE539957 A BE 539957A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H67/00—Electrically-operated selector switches
- H01H67/22—Switches without multi-position wipers
- H01H67/26—Co-ordinate-type selector switches not having relays at cross-points but involving mechanical movement, e.g. cross-bar switch, code-bar switch
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US445056A US2827518A (en) | 1954-07-22 | 1954-07-22 | Damping means for crossbar switch selecting finger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE539957A true BE539957A (xx) |
Family
ID=23767441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE539957D BE539957A (xx) | 1954-07-22 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2827518A (xx) |
| BE (1) | BE539957A (xx) |
| DE (1) | DE1041541B (xx) |
| FR (1) | FR1125437A (xx) |
| GB (1) | GB788617A (xx) |
| NL (2) | NL195746A (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3474207A (en) * | 1968-01-22 | 1969-10-21 | Northern Electric Co | Damping spring for select bars in crossbar switches |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2039630A (en) * | 1935-07-20 | 1936-05-05 | Bell Telephone Labor Inc | Selective switch |
| US2118935A (en) * | 1936-08-06 | 1938-05-31 | Bell Telephone Labor Inc | Switch mechanism |
| US2117702A (en) * | 1936-10-06 | 1938-05-17 | Bell Telephone Labor Inc | Switching mechanism |
| US2490665A (en) * | 1944-03-01 | 1949-12-06 | Kellogg Switchboard & Supply | Automatic telephone switch |
| US2535769A (en) * | 1948-02-19 | 1950-12-26 | Automatic Elect Lab | Switch of the crossbar type |
-
0
- BE BE539957D patent/BE539957A/xx unknown
- NL NL96549D patent/NL96549C/xx active
- NL NL195746D patent/NL195746A/xx unknown
-
1954
- 1954-07-22 US US445056A patent/US2827518A/en not_active Expired - Lifetime
-
1955
- 1955-03-04 FR FR1125437D patent/FR1125437A/fr not_active Expired
- 1955-05-27 DE DEW16779A patent/DE1041541B/de active Pending
- 1955-07-19 GB GB20872/55A patent/GB788617A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB788617A (en) | 1958-01-02 |
| US2827518A (en) | 1958-03-18 |
| NL195746A (xx) | |
| DE1041541B (de) | 1958-10-23 |
| FR1125437A (fr) | 1956-10-30 |
| NL96549C (xx) |