NL212625A - - Google Patents
Info
- Publication number
- NL212625A NL212625A NL212625DA NL212625A NL 212625 A NL212625 A NL 212625A NL 212625D A NL212625D A NL 212625DA NL 212625 A NL212625 A NL 212625A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
- H01H19/54—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand the operating part having at least five or an unspecified number of operative positions
- H01H19/56—Angularly-movable actuating part carrying contacts, e.g. drum switch
- H01H19/58—Angularly-movable actuating part carrying contacts, e.g. drum switch having only axial contact pressure, e.g. disc switch, wafer switch
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL354821X | 1956-11-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL212625A true NL212625A (de) |
Family
ID=19785177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL212625D NL212625A (de) | 1956-11-30 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3112377A (de) |
| BE (1) | BE562823A (de) |
| CH (1) | CH354821A (de) |
| DE (1) | DE1102861B (de) |
| FR (1) | FR1194455A (de) |
| GB (1) | GB868978A (de) |
| NL (1) | NL212625A (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3863039A (en) * | 1970-06-01 | 1975-01-28 | Spectrol Electronics Corp | Combined potentiometer and switching structure |
| US3679848A (en) * | 1970-06-01 | 1972-07-25 | Spectrol Electronics Corp | Combined potentiometer and switching structure with improved radial contact pressure contact means |
| US4086509A (en) * | 1976-09-03 | 1978-04-25 | Hansen Manufacturing Company Inc. | Sandwiched slip ring assembly |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE573921C (de) * | 1933-04-07 | Friemann & Wolf G M B H | Drehschalter | |
| US1540328A (en) * | 1921-09-20 | 1925-06-02 | Western Electric Co | Contact terminal |
| US1852753A (en) * | 1930-09-27 | 1932-04-05 | Bell Telephone Labor Inc | Telegraph signal distributing device |
| CH231576A (de) * | 1941-05-28 | 1944-03-31 | Hermes Patentverwertungs Gmbh | Elektrischer Schalter zum doppelpoligen Einzel-, Parallel- und Hintereinanderschalten von zwei Heizwiderständen. |
| GB622076A (en) * | 1945-01-12 | 1949-04-26 | Ericsson Telefon Ab L M | Improvements in or relating to electric switches and contacts therefor |
| US2549998A (en) * | 1945-12-06 | 1951-04-24 | Grigsby Allison Co Inc | Electric switch construction |
| DE835767C (de) * | 1948-10-22 | 1952-04-03 | Karl Glaser | Umschalter fuer die Schaltelemente in Hoch- und Niederfrequenz- Abstimmstromkreisen |
| US2554724A (en) * | 1948-11-10 | 1951-05-29 | Oak Mfg Co | Electric switch |
| US2587780A (en) * | 1948-12-13 | 1952-03-04 | Smitsvonk Nv | Electrical ignition system |
| DE825283C (de) * | 1950-04-07 | 1951-12-17 | Hans M Oberlaender | Schalter fuer Hochfrequenzgeraete |
| US2650960A (en) * | 1952-06-04 | 1953-09-01 | Grigsby Allison Company Inc | Rotary electric switch assembly |
| FR1061083A (fr) * | 1952-07-29 | 1954-04-08 | Labinal Sa Des Ets | Perfectionnements apportés aux appareils du genre des commutateurs et interrupteurs rotatifs |
-
0
- NL NL212625D patent/NL212625A/xx unknown
- BE BE562823D patent/BE562823A/xx unknown
-
1957
- 1957-11-12 US US695959A patent/US3112377A/en not_active Expired - Lifetime
- 1957-11-27 DE DEN14395A patent/DE1102861B/de active Pending
- 1957-11-27 GB GB36994/57A patent/GB868978A/en not_active Expired
- 1957-11-28 FR FR1194455D patent/FR1194455A/fr not_active Expired
- 1957-11-28 CH CH354821D patent/CH354821A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB868978A (en) | 1961-05-25 |
| US3112377A (en) | 1963-11-26 |
| FR1194455A (fr) | 1959-11-10 |
| BE562823A (de) | |
| CH354821A (de) | 1961-06-15 |
| DE1102861B (de) | 1961-03-23 |