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Document |
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7630288 |
Phonograph tone arm mounting, decoupling, vertical tracking angle adjustment system, and vertical guide system
An improved tone arm mounting system, for improved damping of tone arm system (100) vibrations. Tone arm system (100) is supported by tone arm pedestal (106). Adjuster screw (301) is affixed to the...
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4493069 |
Phonograph
A phonograph cover is coupled to a tone arm assembly such that movement of the cover to its open position automatically retracts the needle of the tone arm assembly from the record in any selected...
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4470130 |
Apparatus for lifting and lowering a linear tracking tone arm in a record player
A linear tracking tone arm having a stylus is pivotably mounted on a carriage slidably movable along a guide rod and has a hook extending in operative engagement with a pin on a swing arm slidably...
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4453244 |
Record player with spring-assisted pick-up arm return
A record player having a pick-up arm which is automatically moved to the rest position by a spring, the energy necessary for returning the arm being stored by the lowering device of the arm. A...
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4344163 |
Record cueing apparatus for turntable tone arm
For use with a phonograph turntable unit having a tone arm and means for lifting the tone arm to a cueing position spaced above the plane of the turntable, a cueing apparatus for laterally...
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4256311 |
Video disc stylus retractor
A mechanism for retracting a stylus from engagement with the surface of a video disc record. A lever arm arranged parallel to the stylus arm and normally biased to a first position has a filament...
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4171136 |
Reproducing apparatus for a disk-shaped recording medium
A reproducing apparatus for a disk-shaped recording medium, wherein a pickup detects signals from a rotating disk-shaped recording medium in contact with the latter. The reproducing apparatus is so...
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4143879 |
Disc-record players
An anti-skating and/or arm-moving device for a disc-record player comprises two permanent-magnet plates carried by the pickup-arm support and each extending over a sector of a circle round the...
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4121834 |
Pick-up device for a phonograph tone arm
A device for automatically lifting a phonograph stylus from a record after the end of the sound groove has been played includes a pedestal base mounted on a support plate adjacent the turntable and...
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4077635 |
Device for selectively positioning the arm of a record player
An improvement in a record player of the type having a base, turntable and a pivotally mounted, positionable tone arm comprising a device for selectively positioning the tone arm along the radius...
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4061342 |
Tone arms
A tone arm which uses a suspension instead of a conventional arm and pivot. It is designed to reduce mass by reducing the physical size of the components of the device. It also provides a...
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4046385 |
Record players
A record player comprises a motor-driven turntable having an associated general pick-up arm assembly and a control mechanism which includes a main cam serving not only for controlling movement of...
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4004816 |
Programmer for record player
A record player is organized to play in succession a series of records to provide a programmer simulating an operatic performance, or playing of music of a selected mood extending over a period of...
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3901516 |
Apparatus for preventing oblique movement of a pickup for a record player during its ascending or descending movement
During the reproduction on a record player, a force is always acting on a pickup arm stylus in a direction from the peripheral portion of the rotating disc record toward the center thereof. In...
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3884481 |
Device for lifting and lowering a pick-up arm of a record player
A device for lifting and lowering a pick-up arm of a record player, comprising a plastic injection-molded tipping lever, integrally molded with a handle at one end, a mounting portion, and a...
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3848875 |
AUTOMATIC RECORD PLAYER
An automatic record player capable of functioning with various capabilities, which essentially comprises a tonearm, a turntable, a turntable drive system for rotating the turntable at a...
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3847402 |
PHONO DISC PLAYBACK
A playback machine for playing individual bands of a miniature phonograph disc has a carriage for a reproducing needle which can be set at any one of a number of different stations where the needle...
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3799558 |
POSITIONING DEVICE FOR THE PICK-UP ARM OF A RECORD PLAYER
A pick-up arm positioning mechanism for a record player in which a shaft is placed diametrically over the record to be played, with two wheels being idly rotatable on opposite ends of the shaft...
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3649031 |
TONE ARM ASSEMBLY
A pickup arm or tone arm assembly is constructed in a manner which permits limited lateral movement of the stylus while maintaining the position of the tone arm base fixed. An articulated linkage...
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3563554 |
APPARATUS FOR SETTING A TONE ARM AND HEAD ON SELECTED PORTIONS OF A RECORD CARRIER
A tone arm and head thereon can be placed by manual setting means on selected portions of the record carrier. The setting means has a normal inoperative position and a setting position, and first...
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3561766 |
SWITCH ACTUATING MECHANISM FOR RECORD PLAYER
In a miniature record player for reproducing diminutive records, there is provided a multifunctional slidable actuator which is manually operable to select "on," "off," "reject," or "repeat" play....
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3534967 |
RECORD PLAYER HAVING KEY OPERATED CONTROLS
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3506269 |
SOUND TRACK SELECTOR
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3429580 |
RECORD PLAYING MECHANISM
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3328036 |
Low mass balanced tone arm
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3321206 |
Tone arm rest for phonographs
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3309686 |
Switch apparatus
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3294404 |
Tone arm and cartridge combination
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3273894 |
Talking book apparatus
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3254897 |
Tone arm
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3243189 |
Electrical indicating means for tape recording machines
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3228699 |
Tone arm
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3223422 |
Portable battery operable record player
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3184241 |
Manual record player
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3183004 |
Record player indicator
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3174755 |
Phonograph pickup-carrying assembly
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3169774 |
Record player repeat attachment
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3101952 |
Tone-arm for a play-back sound reproducer
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3069496 |
Identification data card reader
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3051494 |
Gramophone pickups
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3046023 |
Phonograph attachment for gauging starting position of the tone arm
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3044783 |
Phonograph pickup
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2983516 |
High fidelity transcription tone arm
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2972483 |
Tone arm lifter for phonographs
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2969241 |
Raising and lowering device for phonograph arm
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2961242 |
Device for moving the pick-up of record-players
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2946596 |
Pick-up arm for speaking machine
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2941810 |
Phonograph
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2937027 |
Phonograph apparatus
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2888267 |
Attachment for tone arm control in automatic record players
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