CA2023084C - Enceinte pour haut-parleur - Google Patents

Enceinte pour haut-parleur

Info

Publication number: CA2023084C
Authority: CA; Canada
Prior art keywords: enclosure; loudspeaker; loudspeaker enclosure; inner shell; shell
Prior art date: 1990-08-10
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 - Fee Related

Application number

CA 2023084

Other languages

English (en)

Other versions

CA2023084A1 (fr

Inventor

John E. Meyer

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.)

1990-08-10

Filing date

1990-08-10

Publication date

1994-05-10

1990-08-10 Application filed by Individual filed Critical Individual

1990-08-10 Priority to CA 2023084 priority Critical patent/CA2023084C/fr

1992-02-11 Publication of CA2023084A1 publication Critical patent/CA2023084A1/fr

1994-05-10 Application granted granted Critical

1994-05-10 Publication of CA2023084C publication Critical patent/CA2023084C/fr

2010-08-10 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

239000000463 material Substances 0.000 claims abstract description 31
239000002986 polymer concrete Substances 0.000 claims abstract description 18
239000002250 absorbent Substances 0.000 claims abstract description 6
230000002745 absorbent Effects 0.000 claims abstract description 6
238000013016 damping Methods 0.000 claims abstract description 6
239000011152 fibreglass Substances 0.000 claims description 12
239000004033 plastic Substances 0.000 claims description 7
229920003023 plastic Polymers 0.000 claims description 7
229920005830 Polyurethane Foam Polymers 0.000 claims description 5
239000011496 polyurethane foam Substances 0.000 claims description 5
239000011391 polyester concrete Substances 0.000 claims description 3
239000011248 coating agent Substances 0.000 claims 2
238000000576 coating method Methods 0.000 claims 2
239000002023 wood Substances 0.000 description 7
238000000034 method Methods 0.000 description 4
238000000465 moulding Methods 0.000 description 3
239000002245 particle Substances 0.000 description 3
230000000052 comparative effect Effects 0.000 description 2
238000010276 construction Methods 0.000 description 2
239000012530 fluid Substances 0.000 description 2
239000002243 precursor Substances 0.000 description 2
239000004677 Nylon Substances 0.000 description 1
230000009286 beneficial effect Effects 0.000 description 1
239000007795 chemical reaction product Substances 0.000 description 1
239000004035 construction material Substances 0.000 description 1
230000008030 elimination Effects 0.000 description 1
238000003379 elimination reaction Methods 0.000 description 1
239000003292 glue Substances 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1
238000005259 measurement Methods 0.000 description 1
239000002184 metal Substances 0.000 description 1
229920001778 nylon Polymers 0.000 description 1
230000000717 retained effect Effects 0.000 description 1

Landscapes

Details Of Audible-Bandwidth Transducers (AREA)

CA 2023084 1990-08-10 1990-08-10 Enceinte pour haut-parleur Expired - Fee Related CA2023084C (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA 2023084 CA2023084C (fr)	1990-08-10	1990-08-10	Enceinte pour haut-parleur

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA 2023084 CA2023084C (fr)	1990-08-10	1990-08-10	Enceinte pour haut-parleur

Publications (2)

Publication Number	Publication Date
CA2023084A1 CA2023084A1 (fr)	1992-02-11
CA2023084C true CA2023084C (fr)	1994-05-10

Family

ID=4145709

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA 2023084 Expired - Fee Related CA2023084C (fr)	1990-08-10	1990-08-10	Enceinte pour haut-parleur

Country Status (1)

Country	Link
CA (1)	CA2023084C (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2019214868A1 (fr)	2018-05-07	2019-11-14	Gefion Records Aps	Agencement de haut-parleur et procédé de fourniture de l'agencement de haut-parleur

1990
- 1990-08-10 CA CA 2023084 patent/CA2023084C/fr not_active Expired - Fee Related

Also Published As

Publication number	Publication date
CA2023084A1 (fr)	1992-02-11

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Legal Events

Date	Code	Title	Description
1990-11-23	EEER	Examination request
1998-08-10	MKLA	Lapsed