NO801658L - Kuldesikker hoeyttaler med reflekslydtrakt. - Google Patents

Kuldesikker hoeyttaler med reflekslydtrakt.

Info

Publication number
NO801658L
NO801658L NO801658A NO801658A NO801658L NO 801658 L NO801658 L NO 801658L NO 801658 A NO801658 A NO 801658A NO 801658 A NO801658 A NO 801658A NO 801658 L NO801658 L NO 801658L
Authority
NO
Norway
Prior art keywords
speaker
reflector
sound
cool safety
cool
Prior art date
Application number
NO801658A
Other languages
English (en)
Inventor
Yoshishige Shintaku
Original Assignee
Ibuki Kogyo 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 Ibuki Kogyo Co Ltd filed Critical Ibuki Kogyo Co Ltd
Publication of NO801658L publication Critical patent/NO801658L/no

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
    • H04R1/021—Casings; Cabinets ; Supports therefor; Mountings therein incorporating only one transducer
    • 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 
    • H04R1/30—Combinations of transducers with horns, e.g. with mechanical matching means, i.e. front-loaded horns
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06—Loudspeakers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Suspension Of Electric Lines Or Cables (AREA)
NO801658A 1980-04-08 1980-06-03 Kuldesikker hoeyttaler med reflekslydtrakt. NO801658L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1980047574U JPS5910868Y2 (ja) 1980-04-08 1980-04-08 耐寒レフレツクスホ−ンスピ−カ−

Publications (1)

Publication Number Publication Date
NO801658L true NO801658L (no) 1981-10-09

Family

ID=12779005

Family Applications (1)

Application Number Title Priority Date Filing Date
NO801658A NO801658L (no) 1980-04-08 1980-06-03 Kuldesikker hoeyttaler med reflekslydtrakt.

Country Status (7)

Country Link
US (1) US4317009A (no)
JP (1) JPS5910868Y2 (no)
DE (1) DE3025240C2 (no)
GB (1) GB2073541B (no)
NL (1) NL181701C (no)
NO (1) NO801658L (no)
SE (1) SE436389B (no)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3223753A1 (de) * 1982-06-25 1983-12-29 Standard Elektrik Lorenz Ag, 7000 Stuttgart Kaeltetauglicher exponentialtrichter-lautsprecher
GB2145905B (en) * 1983-08-31 1987-05-07 Kobishi Electric Co Ltd Audible warning device
US4908601A (en) * 1987-07-27 1990-03-13 Whelen Technologies, Inc. Loud speaker with horizontal radiation pattern
US4982436A (en) * 1988-12-05 1991-01-01 Gai-Tronics Dual horn folded soundpath loudspeaker
US4963855A (en) * 1990-02-21 1990-10-16 Kobishi Electric Co., Inc. Ltd. Warning sound generating device
US5022341A (en) * 1990-10-15 1991-06-11 Eveanowsky Jr Stanley J Horn
JPH11234783A (ja) * 1998-02-13 1999-08-27 Masaaki Takenaka スピーカシステム
JP2000115881A (ja) * 1998-10-05 2000-04-21 Matsushita Electric Ind Co Ltd 集音装置
GB0222759D0 (en) * 2002-10-02 2002-11-06 Kh Technology Corp Moisture control apparatus and methods
KR100540981B1 (ko) * 2003-03-07 2006-01-11 송종석 혼스피커
US20070119287A1 (en) * 2005-11-28 2007-05-31 Airchime Manufacturing Co. Ltd. Heated air horn
JP5363051B2 (ja) * 2007-09-07 2013-12-11 株式会社ミツバ 電気式ホーン
KR102064018B1 (ko) * 2014-11-04 2020-01-08 현대자동차주식회사 차량용 스피커 가열 장치 및 가열 방법

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2058555A (en) * 1934-03-17 1936-10-27 Bell Telephone Labor Inc Acoustic device
US2588086A (en) * 1949-03-12 1952-03-04 Maurice S Cole Speaker and heater unit for drive-in theaters

Also Published As

Publication number Publication date
NL181701C (nl) 1987-10-01
NL8004638A (nl) 1981-11-02
SE8005533L (sv) 1981-10-09
NL181701B (nl) 1987-05-04
JPS5910868Y2 (ja) 1984-04-04
DE3025240C2 (de) 1982-06-09
SE436389B (sv) 1984-12-03
JPS56150188U (no) 1981-11-11
DE3025240A1 (de) 1981-10-15
GB2073541A (en) 1981-10-14
US4317009A (en) 1982-02-23
GB2073541B (en) 1983-07-20

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