Matches 151 - 200 out of 428 < 1 2 3 4 5 6 7 8 9 >
Match Document Document Title
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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,...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
Matches 151 - 200 out of 428 < 1 2 3 4 5 6 7 8 9 >