JP7627282B2 - 車両用発音器 - Google Patents

車両用発音器 Download PDF

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Publication number
JP7627282B2
JP7627282B2 JP2022553972A JP2022553972A JP7627282B2 JP 7627282 B2 JP7627282 B2 JP 7627282B2 JP 2022553972 A JP2022553972 A JP 2022553972A JP 2022553972 A JP2022553972 A JP 2022553972A JP 7627282 B2 JP7627282 B2 JP 7627282B2
Authority
JP
Japan
Prior art keywords
port
diaphragm
case
sound generator
protector
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.)
Active
Application number
JP2022553972A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2022071253A1 (enrdf_load_stackoverflow
Inventor
脩也 大関
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.)
Foster Electric Co Ltd
Original Assignee
Foster Electric Co Ltd
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 Foster Electric Co Ltd filed Critical Foster Electric Co Ltd
Publication of JPWO2022071253A1 publication Critical patent/JPWO2022071253A1/ja
Application granted granted Critical
Publication of JP7627282B2 publication Critical patent/JP7627282B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • H04R1/023—Screens for loudspeakers
    • 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
    • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • G10K9/18—Details, e.g. bulbs, pumps, pistons, switches or casings
    • G10K9/22—Mountings; Casings
    • 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
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2807—Enclosures comprising vibrating or resonating arrangements
    • H04R1/2838—Enclosures comprising vibrating or resonating arrangements of the bandpass type
    • H04R1/2846—Vents, i.e. ports, e.g. shape thereof or tuning thereof with damping material
    • H04R1/2849—Vents, i.e. ports, e.g. shape thereof or tuning thereof with damping material for loudspeaker transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/13—Acoustic transducers and sound field adaptation in vehicles

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
JP2022553972A 2020-09-29 2021-09-27 車両用発音器 Active JP7627282B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020163761 2020-09-29
JP2020163761 2020-09-29
PCT/JP2021/035469 WO2022071253A1 (ja) 2020-09-29 2021-09-27 車両用発音器

Publications (2)

Publication Number Publication Date
JPWO2022071253A1 JPWO2022071253A1 (enrdf_load_stackoverflow) 2022-04-07
JP7627282B2 true JP7627282B2 (ja) 2025-02-05

Family

ID=80950358

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022553972A Active JP7627282B2 (ja) 2020-09-29 2021-09-27 車両用発音器

Country Status (3)

Country Link
EP (1) EP4224882A4 (enrdf_load_stackoverflow)
JP (1) JP7627282B2 (enrdf_load_stackoverflow)
WO (1) WO2022071253A1 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2024157458A (ja) * 2023-04-25 2024-11-07 フォスター電機株式会社 振動板、スピーカ及び車両接近通報装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012191382A (ja) 2011-03-10 2012-10-04 Casio Comput Co Ltd 防水振動板および音響装置
JP2020096214A (ja) 2018-12-10 2020-06-18 アルパイン株式会社 スピーカ

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6232694U (enrdf_load_stackoverflow) * 1985-08-12 1987-02-26
JPH09327082A (ja) 1996-06-07 1997-12-16 Matsushita Electric Ind Co Ltd スピーカ装置
JPH11155181A (ja) * 1997-11-21 1999-06-08 Matsushita Electric Ind Co Ltd 浴室用スピーカー取付装置
JP6337669B2 (ja) 2014-07-23 2018-06-06 アンデン株式会社 車両用発音器
DE202018001410U1 (de) * 2018-03-16 2018-04-06 Lpg Lautsprecher-Produktions-Gesellschaft Mbh Lautsprechereinheit

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012191382A (ja) 2011-03-10 2012-10-04 Casio Comput Co Ltd 防水振動板および音響装置
JP2020096214A (ja) 2018-12-10 2020-06-18 アルパイン株式会社 スピーカ

Also Published As

Publication number Publication date
WO2022071253A1 (ja) 2022-04-07
JPWO2022071253A1 (enrdf_load_stackoverflow) 2022-04-07
EP4224882A1 (en) 2023-08-09
EP4224882A4 (en) 2024-10-30

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