GB1289055A - - Google Patents

Info

Publication number
GB1289055A
GB1289055A GB1289055DA GB1289055A GB 1289055 A GB1289055 A GB 1289055A GB 1289055D A GB1289055D A GB 1289055DA GB 1289055 A GB1289055 A GB 1289055A
Authority
GB
United Kingdom
Prior art keywords
spring
turn
coil
oct
turns
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
English (en)
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 filed Critical
Publication of GB1289055A publication Critical patent/GB1289055A/en
Expired legal-status Critical Current

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
    • G10K15/00—Acoustics not otherwise provided for
    • G10K15/08—Arrangements for producing a reverberation or echo sound
    • G10K15/10—Arrangements for producing a reverberation or echo sound using time-delay networks comprising electromechanical or electro-acoustic devices

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
GB1289055D 1969-10-22 1970-10-19 Expired GB1289055A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT996769A AT294450B (de) 1969-10-22 1969-10-22 Elektromechanische Einrichtung zur Erzeugung künstlichen Nachhalles

Publications (1)

Publication Number Publication Date
GB1289055A true GB1289055A (xx) 1972-09-13

Family

ID=3618815

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1289055D Expired GB1289055A (xx) 1969-10-22 1970-10-19

Country Status (10)

Country Link
US (1) US3649933A (xx)
AT (1) AT294450B (xx)
AU (1) AU2019670A (xx)
BE (1) BE757813A (xx)
CH (1) CH513553A (xx)
DE (1) DE2050879A1 (xx)
FR (1) FR2080334A5 (xx)
GB (1) GB1289055A (xx)
NL (1) NL7014832A (xx)
SE (1) SE358788B (xx)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4112396A (en) * 1975-02-17 1978-09-05 Chuzo Honda Echo annexation device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1852795A (en) * 1928-10-24 1932-04-05 Bell Telephone Labor Inc Wave transmission device
US2959747A (en) * 1957-10-11 1960-11-08 Elgin Nat Watch Co Electromotive vibrator and oscillator systems

Also Published As

Publication number Publication date
AT294450B (de) 1971-11-25
NL7014832A (xx) 1971-04-26
AU2019670A (en) 1972-03-23
DE2050879A1 (de) 1971-04-29
BE757813A (fr) 1971-04-01
SE358788B (xx) 1973-08-06
FR2080334A5 (xx) 1971-11-12
US3649933A (en) 1972-03-14
CH513553A (de) 1971-09-30

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee