HK1078231A1 - 進排氣口 - Google Patents

進排氣口

Info

Publication number
HK1078231A1
HK1078231A1 HK05109993.3A HK05109993A HK1078231A1 HK 1078231 A1 HK1078231 A1 HK 1078231A1 HK 05109993 A HK05109993 A HK 05109993A HK 1078231 A1 HK1078231 A1 HK 1078231A1
Authority
HK
Hong Kong
Prior art keywords
porting
Prior art date
Application number
HK05109993.3A
Other languages
English (en)
Inventor
羅伯特．
．帕克
安東尼奧．
．拉格
馬克．
．希克曼
Original Assignee
伯斯有限公司
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 伯斯有限公司 filed Critical 伯斯有限公司
Publication of HK1078231A1 publication Critical patent/HK1078231A1/zh

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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/022—Cooling arrangements
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
HK05109993.3A 2003-10-31 2005-11-09 進排氣口 HK1078231A1 (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/699,304 US7463744B2 (en) 2003-10-31 2003-10-31 Porting

Publications (1)

Publication Number Publication Date
HK1078231A1 true HK1078231A1 (zh) 2006-03-03

Family

ID=34423443

Family Applications (1)

Application Number Title Priority Date Filing Date
HK05109993.3A HK1078231A1 (zh) 2003-10-31 2005-11-09 進排氣口

Country Status (6)

Country Link
US (4) US7463744B2 (zh)
EP (1) EP1528836B1 (zh)
JP (1) JP4874536B2 (zh)
CN (1) CN1617629B (zh)
DE (1) DE602004025187D1 (zh)
HK (1) HK1078231A1 (zh)

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Also Published As

Publication number Publication date
CN1617629B (zh) 2015-09-30
US20120328141A1 (en) 2012-12-27
JP2005176316A (ja) 2005-06-30
US8831263B2 (en) 2014-09-09
DE602004025187D1 (de) 2010-03-11
US20050094837A1 (en) 2005-05-05
US20090245563A1 (en) 2009-10-01
US8107662B2 (en) 2012-01-31
US7463744B2 (en) 2008-12-09
JP4874536B2 (ja) 2012-02-15
CN1617629A (zh) 2005-05-18
EP1528836A2 (en) 2005-05-04
US20090041282A1 (en) 2009-02-12
EP1528836A3 (en) 2006-06-07
EP1528836B1 (en) 2010-01-20

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20201027