CA2240303A1 - Retractable speaker assembly - Google Patents
Retractable speaker assembly Download PDFInfo
- Publication number
- CA2240303A1 CA2240303A1 CA 2240303 CA2240303A CA2240303A1 CA 2240303 A1 CA2240303 A1 CA 2240303A1 CA 2240303 CA2240303 CA 2240303 CA 2240303 A CA2240303 A CA 2240303A CA 2240303 A1 CA2240303 A1 CA 2240303A1
- Authority
- CA
- Canada
- Prior art keywords
- housing
- speaker assembly
- partition
- retractable
- actuator
- 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.)
- Abandoned
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
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
- H04R1/025—Arrangements for fixing loudspeaker transducers, e.g. in a box, furniture
-
- 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
- H04R1/028—Casings; Cabinets ; Supports therefor; Mountings therein associated with devices performing functions other than acoustics, e.g. electric candles
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
- H04R2201/02—Details casings, cabinets or mounting therein for transducers covered by H04R1/02 but not provided for in any of its subgroups
- H04R2201/021—Transducers or their casings adapted for mounting in or to a wall or ceiling
Abstract
A retractable speaker assembly for a partition, such as a ceiling, having a housing containing a speaker, a cavity, an actuator and a panel. The housing is concealed by the panel when the assembly is in a closed position, and is exposed when the assembly is in an operable position. The actuator moves the assembly between the closed and operable positions. The panel is positioned in such a way that the cavity that contains the assembly is concealed by the panel.
Description
Description RETRACTABLE SPEAKER ASSEMBLY FOR A PARTITION
Field of Invention This invention relates generally to audio speakers, and more specifically to a retractable speaker assembly for a partition.
Background of Invention Audio speaker systems have traditionally been mounted or installed into homes so that the audio speaker systems and specifically the speaker are visible to the occupants of the room. Since the speaker size is often significant, an ability to conceal the speaker so as to improve the overall appearance of the room would be desirable.
Prior art audio speaker systems for a room and for an automobile have tried to address some of the aforenoted problems.
United States Patent No. 5,321,760 issued on June 14, 1994 to Davidson Textron Inc. of Dover, New Hampshire by assignment from the inventor John D. Gray.
This patent relates to a housing in which is mounted a speaker. The housing is mounted on a platform which is attached by trunnions to corresponding mounts. Mounts are secured to an automobile window ledge that extends between a rear seat and a rear window of the automobile, the housing is capable of rotation about an axis extending through the center of trunnions. Operation of actuator in the clockwise direction causes platform, and thus housing, to rotate upwards about axis from the retracted position to the extended position.
Sideways rotation of housing is achieved by an actuator mounted on the topside of platform.
United States Patent No. 5,285,501 issued on February 8, 1994 to the inventor Harry A. Castillo. This patent relates to an arcuate speaker which is arranged for pivotal mounting relative to a vehicular rear shelf plate in operative communication with a cover plate, wherein pivoting of the speaker in communication with a bottom surface of the rear shelf plate effects pivotal displacement of the cover plate for audible access of the speaker relative to an associated passenger compartment of the vehicle.
United States Patent No. 4,932,032 issued to Mark A. Nuernberger on May 8, 1990. This patent relates to a ceiling panel sound system having a completely self-containing high fidelity speaker system that is installed in a supporting grillwork for a suspended ceiling. The speakers are installed in a rectangular mounting panel having a shape that corresponds to the ceiling tile.
United States Patent No. 5,574,796 was issued on November 12, 1996 to Bose Corporation of Farmingham, Massachusetts. This patent relates to a mount for mounting a loudspeaker in a room boundary structure having an outside surface away from the inside of the room which includes a frame constructed and arranged to rest on the outside surface. A spring has a first end attached to the frame and a free second end.
The spring is constructed and arranged to exert a unidirectional force toward the outside surface whenever the second end of the spring is displaced from the outside surface toward the inside of the room.
Daniel N. Green, the inventor, assigned United States Patent No. 4,891,842 which issued on January 2, 1990 to Posh Diversified Inc. of Oregon. This patent relates to an assembly for mounting a loudspeaker in a ceiling including a layer of sheet material, said assembly comprising: a mounting plate having an inner edge defining a circular opening;
a circular ring extending down from the inner edge of said plate around said opening for forming an abutment to said sheet material of said ceiling; a recessed circular shoulder extending inward from the inner edge of said plate around said opening for mounting a loudspeaker in said opening; and a cover plate for covering said opening in said mounting plate, said cover plate including a screen and adapted for being removably mounted onto said circular ring in said mounting plate.
Field of Invention This invention relates generally to audio speakers, and more specifically to a retractable speaker assembly for a partition.
Background of Invention Audio speaker systems have traditionally been mounted or installed into homes so that the audio speaker systems and specifically the speaker are visible to the occupants of the room. Since the speaker size is often significant, an ability to conceal the speaker so as to improve the overall appearance of the room would be desirable.
Prior art audio speaker systems for a room and for an automobile have tried to address some of the aforenoted problems.
United States Patent No. 5,321,760 issued on June 14, 1994 to Davidson Textron Inc. of Dover, New Hampshire by assignment from the inventor John D. Gray.
This patent relates to a housing in which is mounted a speaker. The housing is mounted on a platform which is attached by trunnions to corresponding mounts. Mounts are secured to an automobile window ledge that extends between a rear seat and a rear window of the automobile, the housing is capable of rotation about an axis extending through the center of trunnions. Operation of actuator in the clockwise direction causes platform, and thus housing, to rotate upwards about axis from the retracted position to the extended position.
Sideways rotation of housing is achieved by an actuator mounted on the topside of platform.
United States Patent No. 5,285,501 issued on February 8, 1994 to the inventor Harry A. Castillo. This patent relates to an arcuate speaker which is arranged for pivotal mounting relative to a vehicular rear shelf plate in operative communication with a cover plate, wherein pivoting of the speaker in communication with a bottom surface of the rear shelf plate effects pivotal displacement of the cover plate for audible access of the speaker relative to an associated passenger compartment of the vehicle.
United States Patent No. 4,932,032 issued to Mark A. Nuernberger on May 8, 1990. This patent relates to a ceiling panel sound system having a completely self-containing high fidelity speaker system that is installed in a supporting grillwork for a suspended ceiling. The speakers are installed in a rectangular mounting panel having a shape that corresponds to the ceiling tile.
United States Patent No. 5,574,796 was issued on November 12, 1996 to Bose Corporation of Farmingham, Massachusetts. This patent relates to a mount for mounting a loudspeaker in a room boundary structure having an outside surface away from the inside of the room which includes a frame constructed and arranged to rest on the outside surface. A spring has a first end attached to the frame and a free second end.
The spring is constructed and arranged to exert a unidirectional force toward the outside surface whenever the second end of the spring is displaced from the outside surface toward the inside of the room.
Daniel N. Green, the inventor, assigned United States Patent No. 4,891,842 which issued on January 2, 1990 to Posh Diversified Inc. of Oregon. This patent relates to an assembly for mounting a loudspeaker in a ceiling including a layer of sheet material, said assembly comprising: a mounting plate having an inner edge defining a circular opening;
a circular ring extending down from the inner edge of said plate around said opening for forming an abutment to said sheet material of said ceiling; a recessed circular shoulder extending inward from the inner edge of said plate around said opening for mounting a loudspeaker in said opening; and a cover plate for covering said opening in said mounting plate, said cover plate including a screen and adapted for being removably mounted onto said circular ring in said mounting plate.
Summary of the Invention The object of one aspect of the invention is to provide an improved retractable speaker assembly for installation in a partition.
In accordance with one aspect of the invention there is provided a retractable speaker assembly for a partition having a housing, a cavity, and actuator and a panel where the housing is retractable from a first closed position to a second operable position by the actuator. The partition may conceal the housing when the speaker assembly is in the first closed position. In the second operable position the housing is exposed. The panel is associated with the housing in such a way that the cavity is closed when the housing is in the first closed position.
In accordance with yet another aspect of the invention, there is provided a retractable speaker assembly for a ceiling having a housing, a cavity, and actuator and a panel where the housing is retractable from a first closed position to a second operable position by the actuator. The ceiling may conceal the housing when the speaker assembly is in the first closed position. In the second operable position the housing is exposed.
The panel is associated with the housing in such a way that the cavity is closed when the housing is in the first closed position.
In accordance with still another aspect of the invention, there is provided a retractable speaker assembly further comprising a pivot means such that the panel is retractable relative to the partition by the pivot means.
In accordance with a further aspect of the invention, there is provided a retractable speaker assembly where the actuator is a rack and pinion means.
An advantage of the present invention over the prior art is that the speaker assembly is retractable into the partition and concealed by the panel when the system is not operating, yet the speaker assembly is then visible and oriented for optimum sound when the system is in the second operable position.
In accordance with one aspect of the invention there is provided a retractable speaker assembly for a partition having a housing, a cavity, and actuator and a panel where the housing is retractable from a first closed position to a second operable position by the actuator. The partition may conceal the housing when the speaker assembly is in the first closed position. In the second operable position the housing is exposed. The panel is associated with the housing in such a way that the cavity is closed when the housing is in the first closed position.
In accordance with yet another aspect of the invention, there is provided a retractable speaker assembly for a ceiling having a housing, a cavity, and actuator and a panel where the housing is retractable from a first closed position to a second operable position by the actuator. The ceiling may conceal the housing when the speaker assembly is in the first closed position. In the second operable position the housing is exposed.
The panel is associated with the housing in such a way that the cavity is closed when the housing is in the first closed position.
In accordance with still another aspect of the invention, there is provided a retractable speaker assembly further comprising a pivot means such that the panel is retractable relative to the partition by the pivot means.
In accordance with a further aspect of the invention, there is provided a retractable speaker assembly where the actuator is a rack and pinion means.
An advantage of the present invention over the prior art is that the speaker assembly is retractable into the partition and concealed by the panel when the system is not operating, yet the speaker assembly is then visible and oriented for optimum sound when the system is in the second operable position.
Brief Descr~tion of Drawings A detailed description of the preferred embodiments are provided herein below by way of example only and with reference to the following drawings, in which:
Fig. la-d, in perspective views, illustrate a retractable speaker assembly for a partition, in operation, in accordance with a preferred embodiment of the present invention.
Fig. 2a-b, in cross-sectional front views, illustrate a retractable speaker assembly for a partition, in operation, in accordance with a preferred embodiment of the present invention.
Fig. 3a-b, in cross-sectional side views, illustrate a retractable speaker assembly for a partition, in operation, in accordance with a preferred embodiment of the present invention.
Fig. 4a-b, in cross-sectional side views, illustrate a retractable speaker assembly for a partition, in operation, in accordance with a preferred embodiment of the present invention.
Fig. 5a-b, in cross-sectional side views, illustrate a retractable speaker assembly for a partition, in operation, in accordance with a preferred embodiment of the present invention.
Fig. Sc, in a perspective view, illustrate a retractable speaker assembly for a partition, in accordance with a preferred embodiment of the present invention.
Fig. 6a-b, in cross-sectional side views, illustrate a retractable speaker assembly for a partition, in operation, in accordance with a preferred embodiment of the present invention.
Fig. la-d, in perspective views, illustrate a retractable speaker assembly for a partition, in operation, in accordance with a preferred embodiment of the present invention.
Fig. 2a-b, in cross-sectional front views, illustrate a retractable speaker assembly for a partition, in operation, in accordance with a preferred embodiment of the present invention.
Fig. 3a-b, in cross-sectional side views, illustrate a retractable speaker assembly for a partition, in operation, in accordance with a preferred embodiment of the present invention.
Fig. 4a-b, in cross-sectional side views, illustrate a retractable speaker assembly for a partition, in operation, in accordance with a preferred embodiment of the present invention.
Fig. 5a-b, in cross-sectional side views, illustrate a retractable speaker assembly for a partition, in operation, in accordance with a preferred embodiment of the present invention.
Fig. Sc, in a perspective view, illustrate a retractable speaker assembly for a partition, in accordance with a preferred embodiment of the present invention.
Fig. 6a-b, in cross-sectional side views, illustrate a retractable speaker assembly for a partition, in operation, in accordance with a preferred embodiment of the present invention.
Fig. 7a-b, in cross-sectional side views, illustrate a retractable speaker assembly for a partition, in operation, in accordance with a preferred embodiment of the present invention.
Fig. 8a-b, in cross-sectional side views, illustrate a retractable speaker assembly for a partition, in operation, in accordance with a preferred embodiment of the present invention.
Fig. 9a-b, in cross-sectional side views, illustrate a retractable speaker assembly for a partition, in operation, in accordance with a preferred embodiment of the present invention.
Fig. l0a-b, in cross-sectional side views, illustrate a retractable speaker assembly for a partition, in operation, in accordance with a preferred embodiment of the present invention.
Fig. lla-b, in cross-sectional side views, illustrate a retractable speaker assembly for a partition, in operation, in accordance with a preferred embodiment of the present invention including a movable lighting means.
Fig. 12a-b, in cross-sectional side views, illustrate a retractable speaker assembly for a partition, in operation, in accordance with a preferred embodiment of the present invention including a stationary lamp.
Fig. 13, in a cross-sectional side view, illustrates a retractable speaker assembly for a partition, by manual operation, in accordance with a preferred embodiment of the present invention.
In the drawings, preferred embodiments of the invention are illustrated by way of example. It is to be expressly understood that the description and drawings are only for the purpose of illustration and as an aid to understanding, and are not intended as a definition of the limits of the invention.
Fig. 8a-b, in cross-sectional side views, illustrate a retractable speaker assembly for a partition, in operation, in accordance with a preferred embodiment of the present invention.
Fig. 9a-b, in cross-sectional side views, illustrate a retractable speaker assembly for a partition, in operation, in accordance with a preferred embodiment of the present invention.
Fig. l0a-b, in cross-sectional side views, illustrate a retractable speaker assembly for a partition, in operation, in accordance with a preferred embodiment of the present invention.
Fig. lla-b, in cross-sectional side views, illustrate a retractable speaker assembly for a partition, in operation, in accordance with a preferred embodiment of the present invention including a movable lighting means.
Fig. 12a-b, in cross-sectional side views, illustrate a retractable speaker assembly for a partition, in operation, in accordance with a preferred embodiment of the present invention including a stationary lamp.
Fig. 13, in a cross-sectional side view, illustrates a retractable speaker assembly for a partition, by manual operation, in accordance with a preferred embodiment of the present invention.
In the drawings, preferred embodiments of the invention are illustrated by way of example. It is to be expressly understood that the description and drawings are only for the purpose of illustration and as an aid to understanding, and are not intended as a definition of the limits of the invention.
Best Mode for Carrying Out the Invention In the description which follows, like parts are marked throughout the specification and the drawings with the same respective reference numerals.
The drawings are not necessarily to scale and in some instances proportions may have been exaggerated in order to more clearly depict certain features of the invention.
Referring to Fig. la-d, 2a-b and 3a-b, there is illustrated a retractable speaker assembly 10 for a partition 12 in accordance with a preferred embodiment of the invention. The retractable speaker assembly 10 for a partition 12 includes a housing 14, a cavity 16, an actuator 18 and a panel 20. The housing 14 may be retractable or displaceable from a first closed position to a second operable position by the actuator 18.
In the first closed position, the housing 14 is concealed by the partition 12 and the panel 20, whereas the housing 14 is exposed in a second operable position. The panel 20 is associated with the housing 14 so that the cavity 16 where the retractable speaker assembly 10 is inserted and installed, is concealed or closed when the housing 14 is in the first closed position. The housing 14 may be further defined as a speaker 28 and a platform 30. The platform 30 may be structured so that it can rotate with the speaker 28 about a pivot means 22.
The panel 20 which is associated with the housing 14 may be retractable or displaceable to the partition 12 by the pivot means 22. The pivot means 22 may be a hinge. The partition 12 may be a ceiling or wall of a room.
In operation as shown in Fig. 1 through 10, the retractable speaker assembly is resting in the first closed position, wherein the housing 14 is concealed by the panel 20 and the partition 12. Upon the activation of the retractable speaker assembly 10, the housing 14 moves to the second operable position by the actuator 18. The pivot means 22 allows for the housing 14 to be displaceable or retractable relative to the partition 12 when the housing 14 moves from the first closed position to the second operable position.
The panel 20 may extend beyond the housing 14 so as to conceal the cavity 16.
_7_ The installation of the retractable speaker assembly 10 may include defining a cavity 16 between two joists 26, for the insertion of the retractable speaker assembly 10.
The retractable speaker assembly 10 may be secured into the partition 12 or ceiling by fasteners (not shown). The retractable speaker assembly 10 may be installed at such an angle so as to provide optimum sound when in operation.
The actuator 18, as shown through Fig. 1 - 10 may be one of the following, but not limited to: a rack and pinion means 32, telescoping means 34, a bellows mechanism, a pneumatic piston mechanism, a scissor means 36, or a ratchet mechanism 38.
The actuator 18 may include an electric motor (not shown) thereby moving said retractable assembly 10 from a first closed position to a second operable position. In Fig. 4a-b and 7a-b, the pivot means 22 may be associated with the housing 14 and the internal structure of the partition 12 thereby allowing the housing 14 to rotate about the pivot means 22 moving the retractable speaker assembly 10 between a first closed position to a second operable position.
Referring to Fig. 1 - 13, the retractable speaker assembly 10 may include a lightening means 40. The lightening means 40 may be mounted on to the panel 20 so that when the retractable speaker assembly 10 is in the first closed position, the lighting means 40 is visible to occupants of the room. When the retractable speaker assembly 10 is activated into the second operable position, the lighting means 40 is rotated up into the cavity 16, and the speaker 28 is visible to the occupants of the room. The lighting means 40 may be activated and deactivated by a mercury switch 50. The lighting means 40, such as a florescent tube light, may also be mounted to the partition 12 so that it is stationary when the speaker 28 moves between the first closed position and the second operable position.
Referring to Fig. 13, the retractable speaker assembly 10 may be movable from the first closed position to the second operable position by manually rotating or tilting the housing 14 so that the panel 20 is concealed by the cavity and the speaker 28 is exposed to the occupants of the room. The retractable speaker assembly 10 may rotate 360°
about the pivot means 22.
_g_ Various embodiments of the invention have now been described in detail. Since changes in and/or additions to the above-described best mode may be made without departing from the nature, spirit or scope of the invention, the invention is not to be limited to said details.
The drawings are not necessarily to scale and in some instances proportions may have been exaggerated in order to more clearly depict certain features of the invention.
Referring to Fig. la-d, 2a-b and 3a-b, there is illustrated a retractable speaker assembly 10 for a partition 12 in accordance with a preferred embodiment of the invention. The retractable speaker assembly 10 for a partition 12 includes a housing 14, a cavity 16, an actuator 18 and a panel 20. The housing 14 may be retractable or displaceable from a first closed position to a second operable position by the actuator 18.
In the first closed position, the housing 14 is concealed by the partition 12 and the panel 20, whereas the housing 14 is exposed in a second operable position. The panel 20 is associated with the housing 14 so that the cavity 16 where the retractable speaker assembly 10 is inserted and installed, is concealed or closed when the housing 14 is in the first closed position. The housing 14 may be further defined as a speaker 28 and a platform 30. The platform 30 may be structured so that it can rotate with the speaker 28 about a pivot means 22.
The panel 20 which is associated with the housing 14 may be retractable or displaceable to the partition 12 by the pivot means 22. The pivot means 22 may be a hinge. The partition 12 may be a ceiling or wall of a room.
In operation as shown in Fig. 1 through 10, the retractable speaker assembly is resting in the first closed position, wherein the housing 14 is concealed by the panel 20 and the partition 12. Upon the activation of the retractable speaker assembly 10, the housing 14 moves to the second operable position by the actuator 18. The pivot means 22 allows for the housing 14 to be displaceable or retractable relative to the partition 12 when the housing 14 moves from the first closed position to the second operable position.
The panel 20 may extend beyond the housing 14 so as to conceal the cavity 16.
_7_ The installation of the retractable speaker assembly 10 may include defining a cavity 16 between two joists 26, for the insertion of the retractable speaker assembly 10.
The retractable speaker assembly 10 may be secured into the partition 12 or ceiling by fasteners (not shown). The retractable speaker assembly 10 may be installed at such an angle so as to provide optimum sound when in operation.
The actuator 18, as shown through Fig. 1 - 10 may be one of the following, but not limited to: a rack and pinion means 32, telescoping means 34, a bellows mechanism, a pneumatic piston mechanism, a scissor means 36, or a ratchet mechanism 38.
The actuator 18 may include an electric motor (not shown) thereby moving said retractable assembly 10 from a first closed position to a second operable position. In Fig. 4a-b and 7a-b, the pivot means 22 may be associated with the housing 14 and the internal structure of the partition 12 thereby allowing the housing 14 to rotate about the pivot means 22 moving the retractable speaker assembly 10 between a first closed position to a second operable position.
Referring to Fig. 1 - 13, the retractable speaker assembly 10 may include a lightening means 40. The lightening means 40 may be mounted on to the panel 20 so that when the retractable speaker assembly 10 is in the first closed position, the lighting means 40 is visible to occupants of the room. When the retractable speaker assembly 10 is activated into the second operable position, the lighting means 40 is rotated up into the cavity 16, and the speaker 28 is visible to the occupants of the room. The lighting means 40 may be activated and deactivated by a mercury switch 50. The lighting means 40, such as a florescent tube light, may also be mounted to the partition 12 so that it is stationary when the speaker 28 moves between the first closed position and the second operable position.
Referring to Fig. 13, the retractable speaker assembly 10 may be movable from the first closed position to the second operable position by manually rotating or tilting the housing 14 so that the panel 20 is concealed by the cavity and the speaker 28 is exposed to the occupants of the room. The retractable speaker assembly 10 may rotate 360°
about the pivot means 22.
_g_ Various embodiments of the invention have now been described in detail. Since changes in and/or additions to the above-described best mode may be made without departing from the nature, spirit or scope of the invention, the invention is not to be limited to said details.
Claims (18)
1. A retractable speaker assembly for a partition comprising:
(a) a housing;
(b) a cavity;
(c) an actuator; and (d) a panel;
wherein said housing is retractable from a first closed position to a second operable position by said actuator, where said housing is concealed by said partition in said first closed position and said housing is exposed when said housing is in said second operable position; said panel associated with said housing, so as to close said cavity when said housing is in said first closed position.
(a) a housing;
(b) a cavity;
(c) an actuator; and (d) a panel;
wherein said housing is retractable from a first closed position to a second operable position by said actuator, where said housing is concealed by said partition in said first closed position and said housing is exposed when said housing is in said second operable position; said panel associated with said housing, so as to close said cavity when said housing is in said first closed position.
2. A retractable speaker assembly for a partition as claimed in claim 1 wherein said panel associated with said housing is retractable relative to said partition by a pivot means.
3. A retractable speaker assembly for a partition as claimed in claim 2 wherein said partition is a ceiling.
4. A retractable speaker assembly for a partition as claimed in claim 3 wherein said actuator is a rack and pinion means.
5. A retractable speaker assembly for a partition as claimed in claim 4 wherein said rack and pinion means includes an electric motor.
6. A retractable speaker assembly for a partition as claimed in claim 3 wherein said actuator is a telescoping means.
7. A retractable speaker assembly for a partition as claimed in claim 3 wherein said actuator is a bellows mechanism.
8. A retractable speaker assembly for a partition as claimed in claim 3 wherein said actuator is a scissor means.
9. A retractable speaker assembly for a partition as claimed in claim 3 wherein said actuator is a ratchet mechanism.
10. A retractable speaker assembly for a partition as claimed in claim 3 wherein said housing further comprises a lighting means.
11. A retractable speaker assembly for a partition as claimed in claim 3 wherein said housing defines a speaker and a platform.
12. A retractable speaker assembly for a partition as claimed in claim 1 wherein said housing is rotatably mounted about a pivot means.
13. A retractable speaker assembly for a ceiling comprising:
(a) a housing;
(b) a cavity;
(c) an actuator; and (d) a panel;
wherein said housing is retractable from a first closed position to a second operable position by said actuator, where said housing is concealed by said ceiling in said first closed position and said housing is exposed when said housing is in said second operable position; said panel associated with said housing by a pivot means, and said panel extending beyond said housing so as to close said cavity when said housing is in said first closed position.
(a) a housing;
(b) a cavity;
(c) an actuator; and (d) a panel;
wherein said housing is retractable from a first closed position to a second operable position by said actuator, where said housing is concealed by said ceiling in said first closed position and said housing is exposed when said housing is in said second operable position; said panel associated with said housing by a pivot means, and said panel extending beyond said housing so as to close said cavity when said housing is in said first closed position.
14. A retractable speaker assembly for a ceiling as claimed in claim 13 wherein said actuator is a rack and pinion means.
15. A retractable speaker assembly for a ceiling as claimed in claim 14 wherein said rack and pinion means includes an electric motor.
16. A retractable speaker assembly for a ceiling as claimed in claim 14 wherein said housing further comprises a lighting means.
17. A retractable speaker assembly for a ceiling as claimed in claim 14 wherein said housing defines a speaker and a platform.
18. A retractable speaker assembly for a ceiling as claimed in claim 13 wherein said housing is rotatably mounted about a pivot means.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA 2240303 CA2240303A1 (en) | 1998-06-11 | 1998-06-11 | Retractable speaker assembly |
| US09/096,518 US6343135B1 (en) | 1998-06-11 | 1998-06-12 | Retractable speaker assembly for a partition |
| AU42533/99A AU4253399A (en) | 1998-06-11 | 1999-06-11 | Retractable speaker assembly for a partition |
| PCT/CA1999/000546 WO1999065271A1 (en) | 1998-06-11 | 1999-06-11 | Retractable speaker assembly for a partition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA 2240303 CA2240303A1 (en) | 1998-06-11 | 1998-06-11 | Retractable speaker assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2240303A1 true CA2240303A1 (en) | 1999-12-11 |
Family
ID=29275876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA 2240303 Abandoned CA2240303A1 (en) | 1998-06-11 | 1998-06-11 | Retractable speaker assembly |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA2240303A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101287307B (en) * | 2008-05-19 | 2012-05-23 | 虢策 | Loudspeaker of electric powered steering type |
-
1998
- 1998-06-11 CA CA 2240303 patent/CA2240303A1/en not_active Abandoned
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101287307B (en) * | 2008-05-19 | 2012-05-23 | 虢策 | Loudspeaker of electric powered steering type |
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| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| FZDE | Dead |