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4131922 |
Operation device of tape recorder
An operation device of a tape recorder adapted to bring mechanisms such as a pinch roller, magnetic heads and so on into constant-speed tape feeding condition, making use of a part of torque of a...
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4128852 |
Tape transport mechanism for recording and playing back video signals
The invention is directed to a tape transport mechanism for recording and playing back video signals comprising a contact winding mechanism with tape-guiding means at the capstan and a magnetic...
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4123787 |
Electronic and kinematic contrivance for a selective recording of signals on a single tape
The present invention provides a magnetic tape recorder for recording randomly occurring signals and includes tape supply and takeup reels with associated reel drives and a loop support device to...
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4122504 |
Tape transport with drive drums surface driven with the same capstan at a constant tangential velocity
A low-mass, short loop transport wherein the span of tape passing the inter-leaved head assembly is close-coupled and unsupported, with the turn-around points for the tape being at the beginning...
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4112470 |
System for repeatedly reproducing a recorded material of a limited duration
A system for repeatedly reproducing recorded information of a limited duration, suitable for use as a learning medium, using a multiplicity of recording tapes of a predetermined length, each having...
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4107745 |
Tape speed control apparatus
A signal generator for producing signals indicative of the speed of tape driven reel to reel in a tape cassette transport in lieu of timing signals recorded directly on the tape is used to control...
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4089030 |
Helical scan VTR tape deck with resiliently mounted scanning assembly
A support for use in connection with a tape deck wherein the tape scanning, tape guidance, and tape transport devices are mounted on a plate separate from the plate on which the storage/delivery...
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4075900 |
Two-speed video recorder
The specification discloses a video recorder having two recording speeds. The recorder includes a capstan for moving video tape past a recording head. A drive pulley is rotated at a predetermined...
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4054925 |
Endless loop recorder having temperature compensated tensioning
A data recorder comprising a recording medium in the form of an endless loop of magnetic tape, and one or more magnetic heads, the magnetic tape being wound around former means comprising a...
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4054929 |
Tape recording methods and apparatus
Methods and apparatus for transducing information relative to an information carrier tape employ a cylindrical tape drive capstan rotatable about a line of intersection of two relatively stationary...
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4050088 |
Apparatus for selecting playback or recording modes in magnetic recording and/or reproducing apparatus
Magnetic tape recording and/or reproducing apparatus in which a head base is movable relative to a chassis between an inactive position in which heads mounted on the base are spaced from a tape...
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4040102 |
Magnetic tape device
The invention relates to a magnetic tape device which includes a first control member, a motor for moving the first control member between two operating positions, adjusting members movable by the...
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4017905 |
Toy recorder and playback apparatus
A miniature tape recorder for use by children. The recorder is normally incorporated in a toy, such as a doll, so that the child can speak to the toy, and thereafter playback, or repeat, the word...
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4017904 |
Tape driving device including pinch roller and tape guide mounting means
A video tape recorder includes a capstan, a stationary magnetic head, a pair of rubber pinch rollers disposed on opposite sides of the capstan, and a pair of head-facing guides whereby to travel an...
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4012789 |
101/2 Inch tape reel adaptor
An adaptor rests on top of a standing tape recorder and includes a pair of motorized capstans spaced apart on at least 101/2 inch centers for carrying 101/2 inch diameter tape reels which project...
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4001887 |
Manual tape apparatus with generator for providing electrical power
A manually operated tape playback apparatus includes a drive shaft which is manually rotated and means coupling the drive shaft to a self-contained generator for supplying power to an electrical...
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3972068 |
System for translating magnetically encoded data to visually readable characters corresponding thereto
Disclosed is a system for translating tracks of magnetically encoded data on a flexible medium into corresponding visually readable characters. The system comprises a drum of generally cylindrical...
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3967319 |
Tape excursion control means using tapered-wall vacuum column
This abstract describes apparatus for improving the operation of magnetic tape decks which have two parallel wall vacuum columns and two tapered wall vacuum columns, in which means are provided to...
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3965483 |
Tape recording apparatus for editing recording
A tape recording apparatus comprises a first mechanism capable of varying, between a maximum and a minimum length, a tape travel path extending between a recording and reproducing head and a tape...
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3945036 |
Information recording transport with tape tension equalization between distinct capstans
An information recording tape transport comprises equipment for selectively winding and unwinding information recording tape, two distinct and spaced tape drive capstans, separate transducing...
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3942190 |
Method and apparatus for uninterrupted recording and reproduction in a multichannel mode of information on tape
A tape information playback and recording system operating in a multichannel mode is arranged to provide uninterrupted recording or reproduction of information from a tape recorded in a...
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3942189 |
Magnetic tape reproducing apparatus with solenoid actuated tape lifter means and automatic control therefor
In a magnetic tape reproducer, tape lifer bars are rectilinearly movable in one direction by activation of a solenoid to engage the tape and lift it from the heads. The bars are movable in the...
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3924177 |
Tape loop tension arm position indicator system
A member position indicating system includes a pair of inexpensive variable capacitances which vary differentially with member position connected to receive complementary squarewave reference...
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3916441 |
Tape transport having variable torque constant reel and capstan drive motor
A magnetic tape transport includes reel and capstan drive motors having one torque constant for normal bidirectional programming operation which is readily modified for high speed rewind. The...
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3913869 |
Slow-speed tape recorder drive mechanism
There is disclosed a slow-speed tape recorder drive mechanism. A slow-speed synchronous AC motor is spring-coupled to a pulley, which in turn drives a flywheel via a belt. A capstan pulley is...
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3911493 |
Flutter reducing tape drive mechanism, particularly for video reading devices
A tape drive mechanism, particularly for video reading devices, in which tape flutter is reduced to an unobjectional minimum as a result of the geometric configuration of the tape path with respect...
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3893167 |
Magnetic tape duplicator
High speed contact duplicating of a magnetic copy tape from a magnetic master tape is effected by a pair of pinch rollers for pressing the tapes together and into adhesion contact such that the air...
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3884407 |
Pinch roller shifting mechanism for sequentially shifting a pinch roller in two substantially perpendicular directions toward a capstan
A pinch roller shifting mechanism for tape recorder or tape player which is adapted so that the pinch roller lifts up to a position opposing the capstan at a specified distance therefrom in...
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3881186 |
Incremental tape drive apparatus for tape recorders
In an incremental digital magnetic tape recorder wherein a magnetic tape is advanced intermittently for recording intermittent input signals, there is provided means for deflecting the mangetic...
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3879751 |
Court reporting dictating system and method
A system for use by court reporters in recording court proceedings, legislative hearings and the like, wherein at least a double track recording tape system is used, with one track for repeat,...
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3878366 |
Perforated tape readout systems
Perforated tape readout system including the combination of two stations, one being a tape drive station and the other being a brake and tape readout station. The tape drive station includes a...
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3873993 |
Tape transport with fast forward speed
A transport mechanism for driving a tape from reel to reel at recording-playback speed or fast forward speed is disclosed. A capstan drive is provided for driving the tape at constant...
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3815847 |
RECORDING OR REPRODUCING APPARATUS
A strip handling apparatus which comprises a drive, a device for receiving a supply reel having a coil of strip and a device for receiving a take-up reel for the strip. The device for receiving a...
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3813690 |
TAPE RECIPROCATING DRIVE TYPE TAPE RECORDER
A tape reciprocating drive type tape recorder has two pulleys having a suitable degree of frictional resistance and rotatably mounted on the opposite ends of a swinging arm in a manner to confront...
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3813691 |
OFFICE DICTATION/TRANSCRIPTION MACHINE
An office dictation/transcription machine of the type employing magnetic tape as the sound carrier. The machine has a main unit provided with erasing and playback/record heads and has a plurality...
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3808902 |
RADIAL DIFFERENTIAL TAPE DRIVE
In a tape transport assembly, the combination comprising A. a pair of carriers for tape to be transported from a supply roll on one carrier to a take-up roll on the other carrier, B. belt means...
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3805287 |
ENDLESS LOOP TAPE-RECORDING HAVING SINGLE CAPSTAN BI-DIRECTIONAL DRIVE AND TAPE RUN ABOVE RECORDING STATION
An endless loop tape-record machine comprises dictating and transcribing stations and respective tape storage bins therebelow placed end-to-end. The tape is drawn from the far end of the...
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3802645 |
TAPE TRANSPORT APPARATUS AND SELECTIVE DRIVING MEANS
A tape transport apparatus of a type employing an elongate pliable record tape wrapped to form supply and take-up rolls and a capstan engaging the tape to feed tape from one roll to the other and...
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3802536 |
MUFFLERS FOR MAGNETIC TAPE DRIVE SYSTEM
Broad band frequency sound mufflers comprising a high sound absorption material communicate with the vacuum buffer zone of a computer magnetic tape drive unit. One muffler is located at each...
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3787637 |
ANNOUNCING SYSTEM
An announcing system for providing recorded messages to a telephone system comprising a driving pulley, a driven pulley, an endless record belt extending about the pulleys, a flywheel connected to...
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3783197 |
DATA ACQUISITION AND RECORDING SYSTEMS
A compact flight data acquisition and recording system is disclosed in which a recorder unit is detachable from the remainder of the system. The recorder unit comprises a casing in which is mounted...
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3763330 |
AUXILIARY DEVICE FOR A CASSETTE TAPE RECORDER INCLUDING A PLUG CONFORMED AS A CASSETTE FOR INTERCONNECTION
An auxiliary device for a cassette tape recorder has an auxiliary magnetic head and an independent drive for moving a magnetic record medium past the head. The auxiliary is connected to a cassette...
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3759462 |
TAPE TRANSPORT APPARATUS WITH END OF TAPE SENSING CONTROL
An end of tape sensing interlock control system for a tape transport of a type employing a length of tape wrapped to form supply and take-up rolls and having a rotating, annular, resilient body...
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3752487 |
TAPE RECORDER CONTROLLING DEVICE
A single operating member for controlling tape recorders of the type having slow forward movement of the tape for reproducing or recording, fast forward movement of the type, and fast rewinding of...
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3751604 |
AUTOMATIC CONTROL SYSTEM FOR LOADING AND UNLOADING MAGNETIC TAPES IN DIGITAL RECORDER EQUIPMENTS
An automatic control system for loading and unloading a magnetic tape receiver coil from and to a delivery coil in a digital recorder equipment having a tape driving capstan at an intermediate...
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3741564 |
TRI-CAPSTAN TAPE TRANSPORT
A tape transport for use in a precision magnetic tape recorder/reproducer including three capstans with associated capstan pulleys driven by a single motor pulley. Bi-directional differential...
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3735054 |
TAPE RECORDER-OPERATING DEVICE WITH AUTOMATIC EXCHANGE FROM REWIND OR QUICK FEED TO REPRODUCTION BY SENSING NONRECORDED SECTION
A tape recorder-operating device, wherein a sound reproducing lever for bringing a drive mechanism to a sound reproducing state is coupled by a connecting member with a quick feed lever for...
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3727860 |
CONTROL ARRANGEMENT FOR TAPE RECORDERS
An arrangement for controlling the modes of operation of a tape recorder through displacement of a lever carrying the pinch roller, to predetermined positions. The free end of the lever is linked...
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3724780 |
CASSETTE LOADING MAGNETIC TAPE DRIVER
A cassette loading magnetic tape drive system utilizing a stepping motor directly coupled to a capstan shaft which cooperates with a pinch roller to provide tape drive. The same stepping motor...
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3718777 |
MAGNETIC TAPE RECORDER HAVING A FRICTION WHEEL DRIVE FOR THE TAPE REEL CARRIER SHAFTS
A pair of friction wheels are combined with a belt pulley to form a flywheel driven from a motor output shaft by resilient power transmission means. The friction wheels and the belt pulleys are...
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