US4073365A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Speaker system
Assignee: Individual
•
Filing: 1977-07-11
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Granted: 1978-02-14
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Expires: 1997-07-11
Abstract
Abstract An audio speaker system designed to achieve multidirectional sound characteristics which includes an enclosure body having a base, front wall, two angled, forward sound directing side walls, at least one angled, inclined rear wall and a top wall which slopes downward from the rear wall to the front wall. At least one acoustic speaker is affixed to the top wall and to each of the front, side and rear walls of the enclosure body.
Inventors
- 👤 Joseph W. Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:02
CPC Classifications
H; H04; H04R; H04R1/00; H04R1/20; H04R1/32; H04R1/323; H04R1/22; H04R1/26
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
84 words
A speaker assembly comprising an enclosure body having at least six surfaces including a bottom wall, an upstanding front wall, two upstanding side walls which intersect said front wall at an obtuse angle, at least one inclined rear wall which intersects said bottom wall at an acute angle and an inclined top wall which intersects said front wall at an obtuse angle, said enclosure body being provided with at least one acoustic speaker affixed to each of said front, side, rear and top walls.
Claim 2
Dependent Claim
84 words
A speaker assembly comprising an enclosure body having at least six surfaces including a bottom wall, an upstanding front wall, two upstanding side walls which intersect said front wall at an obtuse angle, at least one inclined rear wall which intersects said bottom wall at an acute angle and an inclined top wall which intersects said front wall at an obtuse angle, said enclosure body being provided with at least one acoustic speaker affixed to each of said front, side, rear and top walls.
Claim 3
Dependent Claim
32 words
The speaker assembly according to claim 1 wherein said front wall has a tweeter speaker affixed thereto and said top, side and rear walls each have a full range speaker affixed thereto.
Claim 4
Dependent Claim
86 words
A speaker assembly comprising an enclosure body having seven surfaces including a bottom wall, an upstanding front wall, two upstanding side walls which intersect said front wall at an obtuse angle, two inclined rear walls which intersect said bottom wall at acute angles and said side walls at obtuse angles, and an inclined top wall which intersects said front wall at an obtuse angle, said enclosure body being provided with at least one acoustic speaker affixed to each of said front, side, rear and top walls.
Claim 5
Dependent Claim
86 words
A speaker assembly comprising an enclosure body having seven surfaces including a bottom wall, an upstanding front wall, two upstanding side walls which intersect said front wall at an obtuse angle, two inclined rear walls which intersect said bottom wall at acute angles and said side walls at obtuse angles, and an inclined top wall which intersects said front wall at an obtuse angle, said enclosure body being provided with at least one acoustic speaker affixed to each of said front, side, rear and top walls.
Claim 6
Dependent Claim
48 words
The speaker assembly according to claim 3 wherein said front wall has two tweeter speakers affixed thereto, each of said rear walls has a full range speaker affixed thereto, and each of said top and side walls has one tweeter speaker and one full range speaker affixed thereto.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-02-13 | 1981-08-15 | 1982-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-02-13 | 1985-08-15 | 1986-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-02-13 | 1989-08-15 | 1990-02-14 | $7700.00 | Window Closed / Lapsed |