FR869441A - Commutateur électrique de clignotement - Google Patents
Commutateur électrique de clignotementInfo
- Publication number
- FR869441A FR869441A FR869441DA FR869441A FR 869441 A FR869441 A FR 869441A FR 869441D A FR869441D A FR 869441DA FR 869441 A FR869441 A FR 869441A
- Authority
- FR
- France
- Prior art keywords
- flashing switch
- electric flashing
- electric
- switch
- flashing
- Prior art date
- 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.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/64—Driving arrangements between movable part of magnetic circuit and contact
- H01H50/74—Mechanical means for producing a desired natural frequency of operation of the contacts, e.g. for self-interrupter
- H01H50/82—Mechanical means for producing a desired natural frequency of operation of the contacts, e.g. for self-interrupter using spring-loaded pivoted inertia member
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
- G04C3/04—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance
- G04C3/06—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance using electromagnetic coupling between electric power source and balance
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B5/00—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
- G08B5/02—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using only mechanical transmission
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05C—ELECTRIC CIRCUITS OR APPARATUS SPECIALLY DESIGNED FOR USE IN EQUIPMENT FOR KILLING, STUNNING, OR GUIDING LIVING BEINGS
- H05C1/00—Circuits or apparatus for generating electric shock effects
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Insects & Arthropods (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE219291X | 1939-10-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR869441A true FR869441A (fr) | 1942-02-02 |
Family
ID=5831786
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR869441D Expired FR869441A (fr) | 1939-10-16 | 1941-01-22 | Commutateur électrique de clignotement |
Country Status (3)
Country | Link |
---|---|
CH (1) | CH219291A (fr) |
FR (1) | FR869441A (fr) |
NL (1) | NL57795C (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2798171A (en) * | 1955-08-05 | 1957-07-02 | Maxwell Rubin And Les Scherer | Direct current pulser device |
-
0
- NL NL57795D patent/NL57795C/xx active
-
1940
- 1940-10-07 CH CH219291D patent/CH219291A/de unknown
-
1941
- 1941-01-22 FR FR869441D patent/FR869441A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2798171A (en) * | 1955-08-05 | 1957-07-02 | Maxwell Rubin And Les Scherer | Direct current pulser device |
Also Published As
Publication number | Publication date |
---|---|
CH219291A (de) | 1942-01-31 |
NL57795C (fr) |
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