GB781902A - Improvements in or relating to sonic delay lines - Google Patents

Improvements in or relating to sonic delay lines

Info

Publication number
GB781902A
GB781902A GB3433/54A GB343354A GB781902A GB 781902 A GB781902 A GB 781902A GB 3433/54 A GB3433/54 A GB 3433/54A GB 343354 A GB343354 A GB 343354A GB 781902 A GB781902 A GB 781902A
Authority
GB
United Kingdom
Prior art keywords
line
delay lines
sonic delay
feb
relating
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
GB3433/54A
Other languages
English (en)
Inventor
Desmond Sydney Ridler
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.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
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 Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Publication of GB781902A publication Critical patent/GB781902A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/30—Time-delay networks
    • H03H9/36—Time-delay networks with non-adjustable delay time
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/1902—Control of temperature characterised by the use of electric means characterised by the use of a variable reference value
    • G05D23/1905—Control of temperature characterised by the use of electric means characterised by the use of a variable reference value associated with tele control
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/1919—Control of temperature characterised by the use of electric means characterised by the type of controller
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/30—Time-delay networks

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Acoustics & Sound (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
GB3433/54A 1953-02-13 1953-02-13 Improvements in or relating to sonic delay lines Expired GB781902A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB320921X 1953-02-13

Publications (1)

Publication Number Publication Date
GB781902A true GB781902A (en) 1957-08-28

Family

ID=10333094

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3433/54A Expired GB781902A (en) 1953-02-13 1953-02-13 Improvements in or relating to sonic delay lines

Country Status (4)

Country Link
BE (1) BE526454A (enrdf_load_stackoverflow)
CH (1) CH320921A (enrdf_load_stackoverflow)
GB (1) GB781902A (enrdf_load_stackoverflow)
NL (2) NL185105B (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3080537A (en) * 1959-10-02 1963-03-05 Bell Telephone Labor Inc Delay apparatus using acoustic line with magnetostrictive input and magnetoresistive output
US3176788A (en) * 1960-07-14 1965-04-06 Harris Transducer Corp Transmission of vibratory energy
US3209286A (en) * 1960-08-18 1965-09-28 Corning Glass Works Temperature stabilized ultrasonic delay line
US3435351A (en) * 1967-05-01 1969-03-25 Friden Inc Delay line transit time control system

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3080537A (en) * 1959-10-02 1963-03-05 Bell Telephone Labor Inc Delay apparatus using acoustic line with magnetostrictive input and magnetoresistive output
US3176788A (en) * 1960-07-14 1965-04-06 Harris Transducer Corp Transmission of vibratory energy
US3209286A (en) * 1960-08-18 1965-09-28 Corning Glass Works Temperature stabilized ultrasonic delay line
US3435351A (en) * 1967-05-01 1969-03-25 Friden Inc Delay line transit time control system

Also Published As

Publication number Publication date
NL185105B (nl)
NL93580C (enrdf_load_stackoverflow) 1900-01-01
CH320921A (de) 1957-04-15
BE526454A (enrdf_load_stackoverflow) 1900-01-01

Similar Documents

Publication Publication Date Title
GB725232A (en) System for transmitting signals in two directions
GB781902A (en) Improvements in or relating to sonic delay lines
GB742209A (en) Transistor relay devices
GB649715A (en) Facsimile transmission
GB645867A (en) Telecommunication exchange
ES384624A1 (es) Un circuito de conversion de dos a cuatro hilos, para un centro de conmutacion de datos.
ES202553A1 (es) UN SISTEMA DE INTERCOMUNICACIoN
GB1241131A (en) Electro-acoustic transducer
FR1121436A (fr) Contacts élastiques pour appareils parcourus par des courants de faible intensité
ES203030A1 (es) Un receptor de frecuencia vocal
GB896369A (en) Improvements relating to the electrical transmission of pulse-coded information
GB526833A (en) Improvements in or relating to arrangements for receiving telegraph impulses
GB987291A (en) Electrical communication apparatus
US2135596A (en) Relay circuit
GB606680A (en) Improvements in or relating to means for counting electrical impulses
GB659796A (en) Method and device for transforming waves of audible, ultra-audible or infra-audible frequencies into modulations of an electric current, and conversely
SU70177A1 (ru) Дуплексна телеграфна трансл ци
GB749998A (en) Improvements in or relating to multi-party signalling systems
GB768406A (en) Improvements in or relating to electric welding systems
GB839581A (en) Improvements relating to telephone systems
ES200324A1 (es) SISTEMA TELEFoNICO
GB598225A (en) Improvements in or relating to telecommunication systems
GB599299A (en) Equaliser for telephonic repeaters
GB1285321A (en) Transmission line circuits
GB656060A (en) Electro-acoustic devices