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DE69727735T2 - Lautsprecher - Google Patents

Lautsprecher Download PDF

Info

Publication number
DE69727735T2
DE69727735T2 DE69727735T DE69727735T DE69727735T2 DE 69727735 T2 DE69727735 T2 DE 69727735T2 DE 69727735 T DE69727735 T DE 69727735T DE 69727735 T DE69727735 T DE 69727735T DE 69727735 T2 DE69727735 T2 DE 69727735T2
Authority
DE
Germany
Prior art keywords
main section
speaker
housing
sound
cover member
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 - Lifetime
Application number
DE69727735T
Other languages
German (de)
English (en)
Other versions
DE69727735D1 (de
Inventor
Philip Oates
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.)
Eaton MEDC Ltd
Original Assignee
MEDC 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10797375&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69727735(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by MEDC Ltd filed Critical MEDC Ltd
Application granted granted Critical
Publication of DE69727735D1 publication Critical patent/DE69727735D1/de
Publication of DE69727735T2 publication Critical patent/DE69727735T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
DE69727735T 1996-07-23 1997-07-22 Lautsprecher Expired - Lifetime DE69727735T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9615455.4A GB9615455D0 (en) 1996-07-23 1996-07-23 Loud speaker
GB9615455 1996-07-23

Publications (2)

Publication Number Publication Date
DE69727735D1 DE69727735D1 (de) 2004-04-01
DE69727735T2 true DE69727735T2 (de) 2005-01-05

Family

ID=10797375

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69727735T Expired - Lifetime DE69727735T2 (de) 1996-07-23 1997-07-22 Lautsprecher

Country Status (4)

Country Link
EP (1) EP0822732B1 (fr)
DE (1) DE69727735T2 (fr)
ES (1) ES2216110T3 (fr)
GB (1) GB9615455D0 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7938223B2 (en) 2008-05-21 2011-05-10 Cooper Technologies Company Sintered elements and associated systems
GB2461867B (en) * 2008-07-11 2010-09-22 Cooper Medc Ltd Speaker assembly
US9886832B2 (en) 2015-03-20 2018-02-06 Federal Signal Corporation Warning system devices

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2930069C2 (de) * 1979-07-25 1983-03-31 Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5300 Bonn Lautsprecheranordnung
DE3312318A1 (de) * 1983-04-06 1984-10-11 Neumann Elektronik GmbH, 4330 Mülheim Explosionsgeschuetzter elektroakustischer wandler
DE3347158A1 (de) * 1983-12-27 1985-07-04 Seidler, Wolfgang, 4600 Dortmund Lautsprecherbox
GB9202865D0 (en) * 1992-02-12 1992-03-25 East Anglian Electronics Loudspeakers

Also Published As

Publication number Publication date
ES2216110T3 (es) 2004-10-16
EP0822732B1 (fr) 2004-02-25
EP0822732A2 (fr) 1998-02-04
GB9615455D0 (en) 1996-09-04
EP0822732A3 (fr) 2001-10-24
DE69727735D1 (de) 2004-04-01

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Legal Events

Date Code Title Description
8363 Opposition against the patent