Patent US3675185A successfully refreshed from Google Patents.
Patent US4722078A successfully refreshed from Google Patents.
US4722078A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Disc player
Assignee: Toshiba Corp
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Filing: 1985-09-27
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Granted: 1988-01-26
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Expires: 2005-09-27
Abstract
Abstract A disc player for playing compact audio discs includes a plurality of horizontally spaced disc compartments each including a disc tray for holding a disc horizontally and a disc playback module horizontally movable between and alignable with the disc compartments for playing the discs held in the disc trays. Each disc tray is independently extendable from or retractable into its respective disc compartment for loading and unloading discs in the disc compartment.
Inventors
- 👤 Hiromi Nakanishi
- 👤 Masahiro Nakamura
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:08
CPC Classifications
G; G11; G11B; G11B19/00; G11B19/02; G11B17/00; G11B17/02; G11B17/04; G11B17/05; G11B17/053; G11B17/056; G11B17/022; G11B17/028; G11B17/0284; G11B17/22; G11B25/00; G11B25/04; G11B25/043
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
88 words
A disc player, comprising: a plurality of horizontally spaced disc compartments each including means for holding a disc horizontally in said disc compartment; a disc playback module including a turntable for rotating a disc, said disc playback module being horizontally movable between and alignable with said disc compartments for playing a disc held in any of said disc compartments; and playback module transport means for transporting said disc playback module horizontally between said disc compartments and for aligning said disc playback module with any of said disc compartments.
Claim 2
Dependent Claim
88 words
A disc player, comprising: a plurality of horizontally spaced disc compartments each including means for holding a disc horizontally in said disc compartment; a disc playback module including a turntable for rotating a disc, said disc playback module being horizontally movable between and alignable with said disc compartments for playing a disc held in any of said disc compartments; and playback module transport means for transporting said disc playback module horizontally between said disc compartments and for aligning said disc playback module with any of said disc compartments.
Claim 3
Dependent Claim
26 words
The disc player of claim 1, wherein each of said disc holding means includes a disc tray capable of holding a disc in said disc compartment.
Claim 4
Dependent Claim
36 words
The disc player of claim 2, further comprising means for independently extending and retracting each of said disc trays out of and into its respective disc compartment for loading or unloading discs in said disc compartment.
Claim 5
Dependent Claim
21 words
The disc player according to claim 1, wherein said disc holding means hold said discs substantially in the same horizontal plane.
Claim 6
Dependent Claim
34 words
The disc player of claim 1, further comprising means for clamping a disc to said turntable of said disc playback module when said disc playback module is aligned with any of said disc compartments.
Claim 7
Dependent Claim
64 words
The disc player of claim 5, further comprising playback module lifting means for raising said disc playback module to a playing position where said disc playback module is able to play a disc held in any of said disc compartments and for lowering said disc playback module from said playing position to a position where said disc playback module can move horizontally between compartments.
Claim 8
Dependent Claim
209 words
A disc player, comprising: plurality of horizontally spaced disc compartments each including means for holding a disc horizontally in said disc compartment; a disc playback module including a turntable for rotating a disc, said disc playback module being horizontally movable between and alignable with said disc compartments for playing a disc held in any of said disc compartments; playback module transport means for transporting said disc playback module horizontally between said disc compartments and for aligning said disc playback module with any of said disc compartments; playback module lifting means for raising said disc playback module to a playing position where said disc playback module is able to play a disc held in any of said disc compartment and for lowering said disc playback module from said playing position to a position where said disc playback module can move horizontally between said disc compartments; and means for clamping a disc held in an individual disc tray to said turntable when said disc playback module is aligned with said individual disc tray, said disc clamping means including a plurality of disc clampers each positioned within an individual disc compartment, said turntable clamping a disc against one of said disc clampers when said playback module is raised to said playing position.
Claim 9
Dependent Claim
209 words
A disc player, comprising: plurality of horizontally spaced disc compartments each including means for holding a disc horizontally in said disc compartment; a disc playback module including a turntable for rotating a disc, said disc playback module being horizontally movable between and alignable with said disc compartments for playing a disc held in any of said disc compartments; playback module transport means for transporting said disc playback module horizontally between said disc compartments and for aligning said disc playback module with any of said disc compartments; playback module lifting means for raising said disc playback module to a playing position where said disc playback module is able to play a disc held in any of said disc compartment and for lowering said disc playback module from said playing position to a position where said disc playback module can move horizontally between said disc compartments; and means for clamping a disc held in an individual disc tray to said turntable when said disc playback module is aligned with said individual disc tray, said disc clamping means including a plurality of disc clampers each positioned within an individual disc compartment, said turntable clamping a disc against one of said disc clampers when said playback module is raised to said playing position.
Claim 10
Dependent Claim
36 words
The disc player of claim 7, wherein said disc clampers are movable vertically, an individual disc clamper being lowered to clamp a disc against said turntable when said disc playback module is in said playing position.
Claim 11
Dependent Claim
156 words
A disc player, comprising: a. a cabinet including a front panel; b. a chassis mounted within said cabinet; c. a plurality of horizontally displaced disc trays slidably mounted on said chassis, each of said trays being capable of holding a disc; d. means for independently extending and retracting each of said disc trays out of and into said cabinet through said front panel; e. a disc playback module horizontally movable between and alignable with said disc trays for playing a disc held in any of said disc trays, said disc playback module including a turntable for rotating a disc; f. playback module transport means for transporting said disc playback module horizontally between said disc trays and for aligning said disc playback module with any of said disc trays; and g. means for clamping a disc held in an individual disc tray to said turntable when said disc playback module is aligned with said individual disc tray.
Claim 12
Dependent Claim
156 words
A disc player, comprising: a. a cabinet including a front panel; b. a chassis mounted within said cabinet; c. a plurality of horizontally displaced disc trays slidably mounted on said chassis, each of said trays being capable of holding a disc; d. means for independently extending and retracting each of said disc trays out of and into said cabinet through said front panel; e. a disc playback module horizontally movable between and alignable with said disc trays for playing a disc held in any of said disc trays, said disc playback module including a turntable for rotating a disc; f. playback module transport means for transporting said disc playback module horizontally between said disc trays and for aligning said disc playback module with any of said disc trays; and g. means for clamping a disc held in an individual disc tray to said turntable when said disc playback module is aligned with said individual disc tray.
Claim 13
Dependent Claim
240 words
A disc player, comprising: a. a plurality of horizontally spaced disc compartments each including means for holding a disc horizontally in said disc compartment; b. a disc playback module horizontally movable between and alignable with said disc compartments for playing a disc held in any of said disc compartments, said disc playback module including a rotatable turntable; c. playback module transport means for transporting said disc playback module horizontally between said disc compartments and for aligning said disc playback module with any of said disc compartments; d. playback module lifting means for raising said disc playback module to a playing position where said disc playback module is able to play a disc held in any of said disc compartments and for lowering said disc playback module from said playing position to a position where said disc playback module can move horizontally between said disc compartments; e. means for clamping a disc to said turntable of said disc playback module when said disc playback module is aligned with any of said disc compartments, said clamping means including a plurality of vertically movable disc clampers each positioned within an individual disc compartment; and f. linking means for lowering said disc clamper positioned within said disc compartment aligned with said disc playback module in response to said disc playback module being raised by said playback module lifting means to clamp a disc between said disc clamper and said turntable of said playback module.
Claim 14
Dependent Claim
240 words
A disc player, comprising: a. a plurality of horizontally spaced disc compartments each including means for holding a disc horizontally in said disc compartment; b. a disc playback module horizontally movable between and alignable with said disc compartments for playing a disc held in any of said disc compartments, said disc playback module including a rotatable turntable; c. playback module transport means for transporting said disc playback module horizontally between said disc compartments and for aligning said disc playback module with any of said disc compartments; d. playback module lifting means for raising said disc playback module to a playing position where said disc playback module is able to play a disc held in any of said disc compartments and for lowering said disc playback module from said playing position to a position where said disc playback module can move horizontally between said disc compartments; e. means for clamping a disc to said turntable of said disc playback module when said disc playback module is aligned with any of said disc compartments, said clamping means including a plurality of vertically movable disc clampers each positioned within an individual disc compartment; and f. linking means for lowering said disc clamper positioned within said disc compartment aligned with said disc playback module in response to said disc playback module being raised by said playback module lifting means to clamp a disc between said disc clamper and said turntable of said playback module.
References Cited (Backward Citations)
US3131936A
Cited
US3097850A
Cited
US4564930A
Cited
US4561078A
Cited
US4566087A
Cited
JPH104757A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1991-01-25 | 1991-07-27 | 1992-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-01-25 | 1995-07-27 | 1996-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-01-25 | 1999-07-27 | 2000-01-26 | $7700.00 | Window Closed / Lapsed |