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| Number | Title | Issue Date |
| 4167764 | Mode changing apparatus in a tape recorder In a tape recorder of the type having a first or drive gear rotatable with the capstan by a motor, a second or driven gear rotated by the drive gear when in meshing engagement therewith and having a toothless portion to permit rotation of the drive gear i... | 09/11/1979 |
| 4162756 | Automatic stop mechanism An automatic stop or change-over mechanism for tape recorder or other article moving apparatus. After the article has stopped at the sensing location the drive means can be switched off or changed over automatically by movement of a zero member which is p... | 07/31/1979 |
| 4161758 | Loop forming audio drive An audio drive system having a pinch roller mounted in slightly trailing arrangement to the point of the initial engagement of the audio tape with the capstan so that, as the audio tape passes from the pinch roller and capstan, it is displaced from the or... | 07/17/1979 |
| 4150261 | Method of and system for priority transcribing of dictation A method and system for priority transcribing of a particular unit of dictation in a dictation-transcription system in which units of dictated material may be simultaneously recorded on, and transcribed from, a single continuous recording medium. The port... | 04/17/1979 |
| 4149202 | Power-transmitting system for use in cassette tape recorder First and second rotation-transmitting portions are integrally provided for a rotor which constitutes part of a motor. A rotary member is provided in opposed relation to the first rotation-transmitting portion. This rotary member remains in non-coupling c... | 04/10/1979 |
| 4142217 | Switching device for a tape recorder A tape recorder with a motor-containing-drive device for normal forward running (record or playback) and for fast rewinding of the recording tape, and a carrier plate on which the magnetic heads are arranged. The carrier plate is displaceable in its plane... | 02/27/1979 |
| 4134141 | Recording and reproducing means A recording and reproducing machine in which electrical signals are recorded on a recording medium while the medium is driven forwardly along a predetermined path. Recording and reproducing means are switched between record and reproducing modes. Detectin... | 01/09/1979 |
| 4133012 | Magnetic recording and reproducing device A magnetic recording and reproducing device comprises a capstan rotatable at a constant speed, a rotatable roller, a pair of pinch rollers disposed symmetrically about the bisector or perpendicular erected at the mid-point of the line connecting the cente... | 01/02/1979 |
| 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 member such as a capstan which is driven by a motor. The de... | 12/26/1978 |
| 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 tape in which the substrate is a polyethylene terephthalate f... | 12/05/1978 |
| 4124873 | Electric device for use in a transcriber An electric device for use in a transcriber comprising a main switch turned on or off in interlocking relation with a mechanism for setting to a position ready for operation a magnetic tape feed means and a magnetic tape reproduction means of a transcribe... | 11/07/1978 |
| 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 support a loop of magnetic tape extending between the reels... | 10/31/1978 |
| 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 and end of the span in either direction of travel, thereby r... | 10/24/1978 |
| 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 respective information recorded thereon, and a special pl... | 09/05/1978 |
| 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 the reel motors that drive the cassette. The tape-engaging... | 08/15/1978 |
| 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 spools and associated driving motors are mounted. The interc... | 05/09/1978 |
| 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 drive speed. The pulley is movable between retracted and ex... | 02/28/1978 |
| 4073011 | Electrocardiographic computer A multi-speed ECG magnetic tape scanning device for processing and observing in a relatively short interval of time large quantities of ECG signals from two pairs of ECG leads. The ECG information is recorded on a miniature recorder which the patient carr... | 02/07/1978 |
| 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 plurality of rotatable members to provide a tape store, the rotat... | 10/18/1977 |
| 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 planes extending through the cylindrical capstan at right... | 10/18/1977 |
| 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 contained, for example, in a cassette, and an active position... | 09/20/1977 |
| 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 first control member for moving the tape guide means betwe... | 08/02/1977 |
| 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 endless tape at a high speed. Each pinch roller and head ... | 04/12/1977 |
| 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 or phrase spoken. During the record sequence, messages spok... | 04/12/1977 |
| 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 tape through the head of the tape recorder. The adaptor inc... | 03/15/1977 |
| 4006737 | Electrocardiographic computer A multispeed ECG magnetic tape scanning device for processing and observing in a relatively short interval of time large quantities of ECG signals from two pairs of ECG leads. The information from the two pairs of leads is provided simultaneously on a sin... | 02/08/1977 |
| 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 amplifier coupled to a tape pickup head and including a spea... | 01/04/1977 |
| 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 shape mounted for rotation about an axis. The medium is af... | 07/27/1976 |
| 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 minimize the tape excursion in the tapered columns. Becaus... | 06/29/1976 |
| 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 take-up roll. A second mechanism controls the first mechani... | 06/22/1976 |
| 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 equipment associated with each tape drive capstan, and at least... | 03/16/1976 |
| 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 opposite direction by a biasing spring, when the solenoid is d... | 03/02/1976 |
| 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 multichannel track configuration mode. The system includes a pair of ... | 03/02/1976 |
