Patent US3674108A successfully refreshed from Google Patents.
US3674108A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Outdoor speaker enclosure
Assignee: Individual
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Filing: 1970-10-29
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Granted: 1972-07-04
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Expires: 1990-10-29
Abstract
Abstract An outdoor speaker enclosure comprising a box enclosing a loudspeaker, or a plurality thereof, opening outwardly of said box, and a cover for the speaker opening specially formed to resist the entry of moisture therethrough but being porous to permit the unobstructed egress of sound therethrough, said box having specially formed vents providing both for effective ventilation of the box interior and also for improving the sound reproduction quality of the speaker.
Inventors
- 👤 David L Beatty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:18
CPC Classifications
H; H04; H04R; H04R1/00; H04R1/20; H04R1/22; H04R1/28; H04R1/2807; H04R1/2815; H04R1/2819; H04R1/02; H04R1/021
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
132 words
An outdoor speaker enclosure comprising: a. a hollow box-like body member having a speaker opening Formed in a vertically extending wall thereof, said body member being adapted to have a speaker mounted therein so as to direct sound outwardly through said speaker opening, and b. a protective panel secured to the outer surface of the body member wall in which said speaker opening is formed, and overlying said opening, said panel including a plurality of sheets of air-permeable fabric disposed in parallel, spacedapart relation with spaces therebetween, said panel having a drain opening formed therethrough at the bottom of the space between a pair of adjacent fabric sheets, said drain opening providing for drainage, exteriorly of said body member, of any moisture collecting between said adjacent fabric sheets of said protective panel.
Claim 2
Dependent Claim
132 words
An outdoor speaker enclosure comprising: a. a hollow box-like body member having a speaker opening Formed in a vertically extending wall thereof, said body member being adapted to have a speaker mounted therein so as to direct sound outwardly through said speaker opening, and b. a protective panel secured to the outer surface of the body member wall in which said speaker opening is formed, and overlying said opening, said panel including a plurality of sheets of air-permeable fabric disposed in parallel, spacedapart relation with spaces therebetween, said panel having a drain opening formed therethrough at the bottom of the space between a pair of adjacent fabric sheets, said drain opening providing for drainage, exteriorly of said body member, of any moisture collecting between said adjacent fabric sheets of said protective panel.
Claim 3
Dependent Claim
31 words
The structure as recited in claim 1, wherein said body member has a pair of vent holes formed therein and communicating respectively with upper and lower portions of the interior thereof.
Claim 4
Dependent Claim
41 words
The structure as recited in claim 2, wherein said vent holes open downwardly exteriorly of said body member with respect to adjacent portions of said body member, whereby to inhibit the entry of moisture into said body member through said holes.
Claim 5
Dependent Claim
55 words
The structure as recited in claim 2, with the addition of a pair of tubes disposed within said body member each with one end higher than the other, the lower end of each of said tubes communicating with one of said vent holes, with its upper end opening into the interior of said body member.
Claim 6
Dependent Claim
41 words
The structure as recited in claim 2, wherein said vent holes open through the vertically extending wall of said body member in which said speaker opening is formed, said protective panel which overlies said speaker opening also overlying said vent holes.
Claim 7
Dependent Claim
102 words
The structure as recited in claim 1 wherein the outer fabric sheet of said penal is of relatively tough, coarse fabric through which water may pass relatively easily, and wherein said panel includes a plurality of inner sheets of a relatively closely woven fabric through which water may pass only with relative difficulty, the drain opening of said panel being disposed between a pair of said inner sheets. 7, The structure as recited in claim 6 wherein said protective panel includes two of said relatively closely woven inner fabric sheets, and wherein said drain opening is disposed between said two inner sheets.
Claim 8
Dependent Claim
67 words
The structure as recited in claim 6 wherein said protective panel includes an open frame with said fabric sheets overlying the opening thereof, wherein said drain opening is formed through said frame intermediate said two inner sheets, and wherein the edge of said frame defining the bottom of the space between said outer fabric sheet and the adjacent inner sheet is inclined downwardly toward said outer sheet.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-07-04 | 1976-01-03 | 1976-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-07-04 | 1980-01-03 | 1980-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-07-04 | 1984-01-03 | 1984-07-04 | $7700.00 | Window Closed / Lapsed |