US4451711A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Readily portable speaker enclosure
Assignee: Individual
•
Filing: 1981-05-07
•
Granted: 1984-05-29
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Expires: 2001-05-07
Abstract
Abstract A readily portable speaker enclosure having sides, a back and a top and bottom releasably held together by a clamping assembling wherein reinforcing fastening strips secured to the walls are held together by quick-connect disconnect fasteners, and a speaker board carrying speakers releasably held by the sides, top and bottom, whereby the speaker enclosure may be easily disassembled for storage or transport, thereby facilitating handling of large speakers.
Inventors
- 👤 Mark Jackson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:46
CPC Classifications
H; H04; H04R; H04R1/00; H04R1/02
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
131 words
A readily portable speaker enclosure, comprising: a plurality of walls having inner and outer surfaces and including a top, a bottom, opposite sides and a back; a speaker board carrying at least one speaker; clamping means on the top, bottom, opposite sides and back to readily releasably secure the top, bottom, opposite sides and back together, the clamping means includes reinforcing fastening strips disposed on the inner surfaces of the top, bottom and opposite sides, adjacent the edges thereof, when the walls are assembled together, and quick-connect disconnect fastening means for fastening the reinforcing fastening strips to one another; and means on the top, bottom and opposite sides to securely hold the speaker board in position to form part of the enclosure when the top, bottom and opposite sides are separated.
Claim 2
Dependent Claim
131 words
A readily portable speaker enclosure, comprising: a plurality of walls having inner and outer surfaces and including a top, a bottom, opposite sides and a back; a speaker board carrying at least one speaker; clamping means on the top, bottom, opposite sides and back to readily releasably secure the top, bottom, opposite sides and back together, the clamping means includes reinforcing fastening strips disposed on the inner surfaces of the top, bottom and opposite sides, adjacent the edges thereof, when the walls are assembled together, and quick-connect disconnect fastening means for fastening the reinforcing fastening strips to one another; and means on the top, bottom and opposite sides to securely hold the speaker board in position to form part of the enclosure when the top, bottom and opposite sides are separated.
Claim 3
Dependent Claim
45 words
A readily portable speaker enclosure, as defined by claim 1, wherein the quick-connect disconnect fastening means comprises bolts on some of the reinforcing fastening strips and cooperating holes in the other strips, and wing nuts for cooperating with the bolts thereby forming the clamping means.
Claim 4
Dependent Claim
58 words
A readily portable speaker enclosure, as defined by claim 2, wherein the quick-connect disconnect fastening means further comprises at least one releasable fastener holding the back in position to the rest of the speaker enclosure and which can be readily connected and disconnected so that the back may be releasably secured to the rest of the speaker enclosure.
Claim 5
Dependent Claim
39 words
A readily portable speaker enclosure, as defined by claim 3, wherein the at least one releasable fastener comprises a bolt which cooperates with a wing nut on the outer surface of the back to hold the back in position.
Claim 6
Dependent Claim
46 words
A readily portable speaker enclosure, as defined by claim 3, wherein the at least one releasable fastener comprises a quarter turn spring latch having a knob on the outer surface of the back, and which releasably fastens the back to the rest of the speaker enclosure.
Claim 7
Dependent Claim
26 words
A readily portable speaker enclosure, as defined by claim 5, wherein the speaker board is clamped at its edges between the top, bottom and opposite sides.
Claim 8
Dependent Claim
49 words
A readily portable speaker enclosure, as defined by claim 5, wherein an angle member is fastened to the sides in closely spaced relationship to the reinforcing fastening strips thereby forming a channel on each side wall; and the opposite edges of the speaker board are received in the channels.
Claim 9
Dependent Claim
42 words
A readily portable speaker enclosure, as defined by claim 7, wherein a quick disconnect electrical coupling is connected to the speaker; and a complementary disconnect electrical coupling is connected with the back, for releasably connecting the speaker from a source of energy.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1987-05-29 | 1987-11-28 | 1988-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-05-29 | 1991-11-28 | 1992-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-05-29 | 1995-11-28 | 1996-05-29 | $7700.00 | Window Closed / Lapsed |