FR852275A - Electrical switching devices - Google Patents

Electrical switching devices

Info

Publication number
FR852275A
FR852275A FR852275DA FR852275A FR 852275 A FR852275 A FR 852275A FR 852275D A FR852275D A FR 852275DA FR 852275 A FR852275 A FR 852275A
Authority
FR
France
Prior art keywords
switching devices
electrical switching
electrical
devices
switching
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
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR852275A publication Critical patent/FR852275A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/02—Contacts characterised by the material thereof
    • H01H1/0201—Materials for reed contacts
FR852275D 1938-03-29 1939-03-28 Electrical switching devices Expired FR852275A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US198629A US2289830A (en) 1938-03-29 1938-03-29 Circuit closing device

Publications (1)

Publication Number Publication Date
FR852275A true FR852275A (en) 1940-01-27

Family

ID=22734149

Family Applications (1)

Application Number Title Priority Date Filing Date
FR852275D Expired FR852275A (en) 1938-03-29 1939-03-28 Electrical switching devices

Country Status (3)

Country Link
US (1) US2289830A (en)
FR (1) FR852275A (en)
GB (1) GB522798A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1033762B (en) * 1955-12-28 1958-07-10 Siemens Ag Protective tube changeover contact controlled by a magnetic field
DE1105061B (en) * 1958-09-30 1961-04-20 Siemens Ag Contact arrangement, the contacts of which carry the magnetic flux they activate, in particular protective tube contact

Families Citing this family (59)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2431319A (en) * 1943-02-09 1947-11-25 Walter B Ellwood Magnetic firing device
US2438897A (en) * 1943-08-26 1948-04-06 Bell Telephone Labor Inc Method of plating contact surfaces of magnetic reeds
US2423119A (en) * 1943-11-08 1947-07-01 Bell Telephone Labor Inc Hydrophone selecting system
US2550605A (en) * 1945-07-25 1951-04-24 Bell Telephone Labor Inc Circuit closing device
US2450499A (en) * 1945-09-21 1948-10-05 Bell Telephone Labor Inc Circuit maker and breaker
US2487052A (en) * 1945-11-29 1949-11-08 Charles E Hastings Magnetic switch
US2547003A (en) * 1946-02-04 1951-04-03 Charles E Hastings Electromagnetic switch
US2497547A (en) * 1946-04-20 1950-02-14 Hastings Charles Edwin Magnetic switch
US2534354A (en) * 1947-10-08 1950-12-19 Bell Telephone Labor Inc Plug-in magnetic switch housing
US2508018A (en) * 1947-12-05 1950-05-16 Bell Telephone Labor Inc Method of sealing electrical apparatus
US2555571A (en) * 1948-06-11 1951-06-05 Allen E Chisholm Magnet operated switch
US2570315A (en) * 1948-07-07 1951-10-09 Ford Motor Co Magnetic operated switch
US2535400A (en) * 1949-08-25 1950-12-26 Bell Telephone Labor Inc Multicontact dry reed relay
US2630506A (en) * 1949-12-30 1953-03-03 Bell Telephone Labor Inc Relay
US2799460A (en) * 1951-07-06 1957-07-16 Charles E Hastings Remote control apparatus
US2776351A (en) * 1954-05-10 1957-01-01 Ebert Electronics Corp Mercury switches
US2922855A (en) * 1955-01-31 1960-01-26 Giannini Controls Corp Magnetic switch device
BE543234A (en) * 1955-02-17
US2854542A (en) * 1955-05-24 1958-09-30 Bell Telephone Labor Inc Vibratory signaling device
US2870287A (en) * 1956-02-13 1959-01-20 Aerojet General Co Electrical device
US2877316A (en) * 1956-06-19 1959-03-10 Bell Telephone Labor Inc Electromagnetic relay
US2877315A (en) * 1956-06-19 1959-03-10 Bell Telephone Labor Inc Electromagnetic relay
US3005877A (en) * 1957-04-05 1961-10-24 Siemens Und Halske Ag Berlin A Coordinate switch
US3033939A (en) * 1957-04-05 1962-05-08 Siemens And Halske Ag Berlin A Coordinate switch
BE566587A (en) * 1957-04-09
NL230361A (en) * 1957-08-13
US2907846A (en) * 1957-09-17 1959-10-06 Siemens Ag Polarized switching contact device
NL101920C (en) * 1957-09-20
US2898422A (en) * 1957-09-26 1959-08-04 Bell Telephone Labor Inc Circuit controlling device
DE1064428B (en) * 1957-10-23 1959-08-27 Siemens Ag Arrangement for the control of devices on the route through the moving container
US2903536A (en) * 1957-11-08 1959-09-08 John E Mcbrian Relay for printed circuits
US3015707A (en) * 1957-11-19 1962-01-02 Bell Telephone Labor Inc Relay
DE1082982B (en) * 1958-01-15 1960-06-09 Siemens Ag Polarized protective tube contact relay
NL113871C (en) * 1958-01-24
DE1117760B (en) * 1958-05-09 1961-11-23 Standard Elektrik Lorenz Ag Polarized relay with airtight sealed armature contacts
US3114008A (en) * 1958-05-23 1963-12-10 Siemens Ag Coordinate switch
US3013137A (en) * 1958-07-14 1961-12-12 Cons Electrodynamics Corp Magnetic switch
DE1082350B (en) * 1958-09-30 1960-05-25 Siemens Ag Twin working contact designed as a protective tube contact
US2919322A (en) * 1958-10-01 1959-12-29 Link Aviation Inc Low noise contact modulator
US3030451A (en) * 1958-11-04 1962-04-17 Bell Telephone Labor Inc Switching device
US3046370A (en) * 1959-10-30 1962-07-24 Gen Electric Electromagnetic relay
US3024329A (en) * 1959-11-09 1962-03-06 Charles L Johnson Vacuum switch
US3134867A (en) * 1961-07-26 1964-05-26 Richard S Winship Multiple-flux electrical reed relay
US3250955A (en) * 1961-11-20 1966-05-10 George Kitakis Magnetically operated switch for ignition system
US3255532A (en) * 1962-04-04 1966-06-14 Motor Wheel Corp Magnetic measuring apparatus
US3174008A (en) * 1962-08-15 1965-03-16 North Electric Co Reed switch adjustment
US3204058A (en) * 1962-09-19 1965-08-31 Standard Gribsby Electrical reed relay having plug-in features
US3194986A (en) * 1962-11-28 1965-07-13 Bell Telephone Labor Inc Electromechanical switch employing semiconductive diodes formed at the contacts to simultaneously control direction of plural signals
US3369291A (en) * 1963-03-14 1968-02-20 Rca Corp Method of making reed switches
US3201540A (en) * 1963-03-19 1965-08-17 Ca Nat Research Council Shielded reed switch
US3246095A (en) * 1963-07-29 1966-04-12 Standard Gribsby Cartridge type reed relay construction
FI40917B (en) * 1963-09-24 1969-03-31 L M Ericsson A B Oy
US3254173A (en) * 1964-06-29 1966-05-31 Bell Telephone Labor Inc Resilient twin nonmagnetic auxiliary contacts for miniature dry reed sealed switch
US3349323A (en) * 1964-08-19 1967-10-24 Robert D Mullen Apparatus and methods employing magnetic reed switches and static and varying bias fields for detecting magnetic phenomena
US3290615A (en) * 1965-06-23 1966-12-06 Peter K Ludwig Mercury-wetted fixed electrode electric arc generator
DE1516937B1 (en) * 1966-05-14 1970-04-23 Hoeppel Raymond Winfield Magnetic field detector
US3445622A (en) * 1966-05-23 1969-05-20 Motor Wheel Corp Welding control
US3510607A (en) * 1967-02-23 1970-05-05 Carl H Breed Impulse actuated reed switch
US4331945A (en) * 1980-09-23 1982-05-25 Cattani Ii Cyrus J Magnetically actuatable tamper switch assembly

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1033762B (en) * 1955-12-28 1958-07-10 Siemens Ag Protective tube changeover contact controlled by a magnetic field
DE1105061B (en) * 1958-09-30 1961-04-20 Siemens Ag Contact arrangement, the contacts of which carry the magnetic flux they activate, in particular protective tube contact

Also Published As

Publication number Publication date
US2289830A (en) 1942-07-14
GB522798A (en) 1940-06-27

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