BE435740A - - Google Patents
Info
- Publication number
- BE435740A BE435740A BE435740DA BE435740A BE 435740 A BE435740 A BE 435740A BE 435740D A BE435740D A BE 435740DA BE 435740 A BE435740 A BE 435740A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
- H01H3/40—Driving mechanisms, i.e. for transmitting driving force to the contacts using friction, toothed, or screw-and-nut gearing
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
- H01H3/44—Driving mechanisms, i.e. for transmitting driving force to the contacts using Geneva movement
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/20—Control lever and linkage systems
- Y10T74/20396—Hand operated
- Y10T74/20474—Rotatable rod, shaft, or post
- Y10T74/20492—Gear
- Y10T74/20498—Variable ratio
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE212946X | 1938-08-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE435740A true BE435740A (en) |
Family
ID=5810740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE435740D BE435740A (en) | 1938-08-03 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2297389A (en) |
| BE (1) | BE435740A (en) |
| CH (1) | CH212946A (en) |
| FR (1) | FR858527A (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2542732A (en) * | 1940-01-26 | 1951-02-20 | Radio Electr Soc Fr | Device for conversion of frequencies |
| US2470426A (en) * | 1942-10-28 | 1949-05-17 | Zenith Radio Corp | Spread band tuning circuit |
| US2567860A (en) * | 1946-11-18 | 1951-09-11 | Arthur A Glass | Tuning mechanism for superheterodyne radio receivers of the steptuned type |
| DE933346C (en) * | 1950-10-21 | 1955-09-22 | Siemens Ag | Variometer with movable iron core, especially for shortwave band spreading in radio equipment |
| US2773988A (en) * | 1952-11-26 | 1956-12-11 | Standard Coil Prod Co Inc | Frequency selector |
| US2989259A (en) * | 1955-02-01 | 1961-06-20 | Casco Products Corp | Automatically operated radio antenna |
| US2973412A (en) * | 1957-02-28 | 1961-02-28 | Breeze Corp | Limit control mechanism |
| US4042087A (en) * | 1975-11-03 | 1977-08-16 | Artur Markovich Itin | Clutch control device for a machine tool |
-
0
- BE BE435740D patent/BE435740A/xx unknown
-
1939
- 1939-07-29 US US287193A patent/US2297389A/en not_active Expired - Lifetime
- 1939-07-31 CH CH212946D patent/CH212946A/en unknown
- 1939-07-31 FR FR858527D patent/FR858527A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2297389A (en) | 1942-09-29 |
| CH212946A (en) | 1940-12-31 |
| FR858527A (en) | 1940-11-27 |