DE3905562C1 - - Google Patents

Info

Publication number
DE3905562C1
DE3905562C1 DE3905562A DE3905562A DE3905562C1 DE 3905562 C1 DE3905562 C1 DE 3905562C1 DE 3905562 A DE3905562 A DE 3905562A DE 3905562 A DE3905562 A DE 3905562A DE 3905562 C1 DE3905562 C1 DE 3905562C1
Authority
DE
Germany
Prior art keywords
powder
loudspeaker
granules
rubber
sand
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
DE3905562A
Other languages
German (de)
English (en)
Inventor
Hans-Joachim 4415 Albersloh De Prodan
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 DE3905562A priority Critical patent/DE3905562C1/de
Priority to US07/468,688 priority patent/US5056618A/en
Application granted granted Critical
Publication of DE3905562C1 publication Critical patent/DE3905562C1/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
    • H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Manufacturing & Machinery (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
DE3905562A 1989-02-02 1989-02-23 Expired - Lifetime DE3905562C1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE3905562A DE3905562C1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1989-02-02 1989-02-23
US07/468,688 US5056618A (en) 1989-02-02 1990-01-19 Loudspeaker housing

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3903085 1989-02-02
DE3905562A DE3905562C1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1989-02-02 1989-02-23

Publications (1)

Publication Number Publication Date
DE3905562C1 true DE3905562C1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-03-22

Family

ID=25877360

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3905562A Expired - Lifetime DE3905562C1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1989-02-02 1989-02-23

Country Status (2)

Country Link
US (1) US5056618A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3905562C1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4000132A1 (de) * 1990-01-04 1991-07-11 Prodan Hans Joachim Lautsprechergehaeuse
WO2008113687A1 (de) * 2007-03-21 2008-09-25 Zf Friedrichshafen Ag Gussgehäuse
WO2011038428A1 (de) 2009-10-01 2011-04-07 Karl Vorlicek Verfahren zur herstellung von lautsprechergehäuseelementen und lautsprechergehäusen

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5194701A (en) * 1991-09-11 1993-03-16 N.P.L. Ltd. Speaker structure
US5627350A (en) * 1995-12-07 1997-05-06 Kang; Shih-Chang Speaker housing combination
IT1315163B1 (it) * 2000-12-29 2003-02-03 Alessandro Copetti Diffusore acustico e metodo per la sua realizzazione
US20060165248A1 (en) * 2005-01-24 2006-07-27 Scosche Industries, Inc. Prefabricated speaker enclosure assembly
US20080099274A1 (en) * 2006-10-31 2008-05-01 Robert Vaughan Seel Sound Attenuation Enclosure
US20080099275A1 (en) * 2006-10-31 2008-05-01 Robert Vaughan Seel Sound Attenuation Enclosure
US20110000739A1 (en) * 2009-07-03 2011-01-06 Keith Carter Shippable speaker box
US7967104B2 (en) * 2009-07-03 2011-06-28 Keith Carter Shippable speaker box
WO2018112839A1 (zh) * 2016-12-22 2018-06-28 广东顶爱瓷柜有限公司 一种陶瓷简易组合柜

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2427897A1 (de) * 1974-06-10 1976-01-08 Basf Ag Poroese, praktisch schaumfreie verbundkoerper
DE2714016A1 (de) * 1976-04-02 1977-11-10 Bruens Fa Albert Zweischichtenplatte, insbesondere bodenplatte fuer spiel- und sportplaetze
DE2821001A1 (de) * 1978-05-12 1979-11-15 Bayer Ag Verfahren zur herstellung von schichtstoffen
DE3630132A1 (de) * 1986-09-04 1988-03-17 Haas Johannes Verfahren zur herstellung einer elastischen bituminoesen isolier- und dichtungsmasse

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE78762C (de) * H. ST. MAXIM u. L. SlLVER-MAN, Crayford, Grfsch. Kent, Engl Sicherheitsvorrichtung für Geschützverschlüsse mit radial verstellbaren Verschlufsblocksegmenten
JPS58139593A (ja) * 1982-02-13 1983-08-18 Onkyo Corp 音響機器用キヤビネツト
DK152159C (da) * 1985-07-05 1988-06-20 Jamo Hi Fi As Hoejttalerenhed med et kabinet og fremgangsmaade til fremstilling af en forplade til kabinettet.
US4869346A (en) * 1987-08-14 1989-09-26 Nelson Donald M Automatic crankcase oil change and makeup system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2427897A1 (de) * 1974-06-10 1976-01-08 Basf Ag Poroese, praktisch schaumfreie verbundkoerper
DE2714016A1 (de) * 1976-04-02 1977-11-10 Bruens Fa Albert Zweischichtenplatte, insbesondere bodenplatte fuer spiel- und sportplaetze
DE2821001A1 (de) * 1978-05-12 1979-11-15 Bayer Ag Verfahren zur herstellung von schichtstoffen
EP0005473A1 (de) * 1978-05-12 1979-11-28 Bayer Ag Verfahren zur Herstellung von Schichtstoffen sowie ein zur Durchführung des Verfahrens geeignetes Bindemittel
DE3630132A1 (de) * 1986-09-04 1988-03-17 Haas Johannes Verfahren zur herstellung einer elastischen bituminoesen isolier- und dichtungsmasse

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Patentgesetz von Dr. R. Schulte, 4. Aufl., 1987, S. 178-181 *
RÖMPP: Chemie-Lexikon, 8. Aufl., 1987, S. 3677 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4000132A1 (de) * 1990-01-04 1991-07-11 Prodan Hans Joachim Lautsprechergehaeuse
WO2008113687A1 (de) * 2007-03-21 2008-09-25 Zf Friedrichshafen Ag Gussgehäuse
WO2011038428A1 (de) 2009-10-01 2011-04-07 Karl Vorlicek Verfahren zur herstellung von lautsprechergehäuseelementen und lautsprechergehäusen

Also Published As

Publication number Publication date
US5056618A (en) 1991-10-15

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Legal Events

Date Code Title Description
8100 Publication of patent without earlier publication of application
D1 Grant (no unexamined application published) patent law 81
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee