NL86426C - Gepolariseerde wisselstroomschel. - Google Patents

Gepolariseerde wisselstroomschel.

Info

Publication number
NL86426C
NL86426C NL167594A NL167594A NL86426C NL 86426 C NL86426 C NL 86426C NL 167594 A NL167594 A NL 167594A NL 167594 A NL167594 A NL 167594A NL 86426 C NL86426 C NL 86426C
Authority
NL
Netherlands
Prior art keywords
polarized
switch
Prior art date
Application number
NL167594A
Other languages
English (en)
Original Assignee
Bell Telephone Manufacturing Company Sa
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 Bell Telephone Manufacturing Company Sa filed Critical Bell Telephone Manufacturing Company Sa
Application granted granted Critical
Publication of NL86426C publication Critical patent/NL86426C/nl

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K1/00—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs
    • G10K1/06—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube
    • G10K1/062—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube electrically operated
    • G10K1/063—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube electrically operated the sounding member being a bell
    • G10K1/064—Operating or striking mechanisms therefor
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K1/00—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs
    • G10K1/06—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube
    • G10K1/062—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube electrically operated
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K1/00—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs
    • G10K1/06—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube
    • G10K1/062—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube electrically operated
    • G10K1/063—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube electrically operated the sounding member being a bell
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N60/00—Superconducting devices
    • H10N60/01—Manufacture or treatment
    • H10N60/0268—Manufacture or treatment of devices comprising copper oxide
    • H10N60/0744—Manufacture or deposition of electrodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Manufacturing & Machinery (AREA)
  • Telephone Set Structure (AREA)
  • Electromagnets (AREA)
NL167594A 1951-02-21 1952-02-21 Gepolariseerde wisselstroomschel. NL86426C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2678436X 1951-02-21

Publications (1)

Publication Number Publication Date
NL86426C true NL86426C (nl) 1957-10-15

Family

ID=11435730

Family Applications (1)

Application Number Title Priority Date Filing Date
NL167594A NL86426C (nl) 1951-02-21 1952-02-21 Gepolariseerde wisselstroomschel.

Country Status (4)

Country Link
US (1) US2678436A (nl)
CH (1) CH307147A (nl)
FR (1) FR1050988A (nl)
NL (1) NL86426C (nl)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2983278A (en) * 1956-12-26 1961-05-09 Pneumo Dynamics Corp Magnetically operated hydraulic servo valve
FR2956329B1 (fr) 2010-02-12 2014-08-15 Peugeot Citroen Automobiles Sa Filtre a particules comprenant une phase catalytique

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1009345A (en) * 1910-06-18 1911-11-21 Stanislaus H Sauve Electromagnetic signaling instrument.
US1117376A (en) * 1912-12-28 1914-11-17 Union Switch & Signal Co Circuit-controller.
US1769312A (en) * 1928-04-23 1930-07-01 Earl H Rollinson Plunger-type electric bell
FR938489A (fr) * 1939-11-30 1948-09-16 Automatic Elect Lab Dispositif avertisseur
US2561355A (en) * 1947-05-20 1951-07-24 Edwards & Company Inc Electric signal device

Also Published As

Publication number Publication date
CH307147A (fr) 1955-05-15
FR1050988A (fr) 1954-01-12
US2678436A (en) 1954-05-11

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