FR2620891B1 - FLOW CONE FOR INTERFERENCE NOISE USED IN PARTICULAR FOR HIGH-FIDELITY DEVICES - Google Patents

FLOW CONE FOR INTERFERENCE NOISE USED IN PARTICULAR FOR HIGH-FIDELITY DEVICES

Info

Publication number
FR2620891B1
FR2620891B1 FR8713015A FR8713015A FR2620891B1 FR 2620891 B1 FR2620891 B1 FR 2620891B1 FR 8713015 A FR8713015 A FR 8713015A FR 8713015 A FR8713015 A FR 8713015A FR 2620891 B1 FR2620891 B1 FR 2620891B1
Authority
FR
France
Prior art keywords
interference noise
flow cone
noise used
fidelity devices
fidelity
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 - Fee Related
Application number
FR8713015A
Other languages
French (fr)
Other versions
FR2620891A1 (en
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR8713015A priority Critical patent/FR2620891B1/en
Publication of FR2620891A1 publication Critical patent/FR2620891A1/en
Application granted granted Critical
Publication of FR2620891B1 publication Critical patent/FR2620891B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H04R1/026—Supports for loudspeaker casings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F7/00—Vibration-dampers; Shock-absorbers
    • F16F7/01—Vibration-dampers; Shock-absorbers using friction between loose particles, e.g. sand

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Mechanical Engineering (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
FR8713015A 1987-09-18 1987-09-18 FLOW CONE FOR INTERFERENCE NOISE USED IN PARTICULAR FOR HIGH-FIDELITY DEVICES Expired - Fee Related FR2620891B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8713015A FR2620891B1 (en) 1987-09-18 1987-09-18 FLOW CONE FOR INTERFERENCE NOISE USED IN PARTICULAR FOR HIGH-FIDELITY DEVICES

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8713015A FR2620891B1 (en) 1987-09-18 1987-09-18 FLOW CONE FOR INTERFERENCE NOISE USED IN PARTICULAR FOR HIGH-FIDELITY DEVICES

Publications (2)

Publication Number Publication Date
FR2620891A1 FR2620891A1 (en) 1989-03-24
FR2620891B1 true FR2620891B1 (en) 1994-01-28

Family

ID=9355074

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8713015A Expired - Fee Related FR2620891B1 (en) 1987-09-18 1987-09-18 FLOW CONE FOR INTERFERENCE NOISE USED IN PARTICULAR FOR HIGH-FIDELITY DEVICES

Country Status (1)

Country Link
FR (1) FR2620891B1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2746246B1 (en) * 1996-03-14 2002-11-29 ACOUSTIC ENCLOSURE FACILITATING THE EXHAUST OF SOUND PARASITES
ES2129360B1 (en) * 1997-05-14 1999-12-01 Escauriaza Lazaro Juan De INSULATION CONE FOR DEVICES THAT GENERATE VIBRATIONS.
EP3243334A1 (en) * 2015-01-08 2017-11-15 Robin S.R.L. Waveguide acoustic diffracting device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1254521A (en) * 1967-08-19 1971-11-24 Robert David Adams Devices used in vibratory or impact machines
DE3522842A1 (en) * 1985-06-26 1987-01-02 Thomson Brandt Gmbh ELASTIC DEVICE FOOT FOR ENTERTAINMENT ELECTRONICS
FR2595499A1 (en) * 1986-03-07 1987-09-11 Mezadourian Gerard Anti-vibration base device with mechanical decoupling for sound or visual reproduction apparatus and for other equipment

Also Published As

Publication number Publication date
FR2620891A1 (en) 1989-03-24

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Legal Events

Date Code Title Description
ST Notification of lapse