Patents
Patents for G11B 15 - Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function (21,557)
01/1990
01/17/1990CN2051384U Improved pinch roller component of recorder
01/17/1990CN2051383U Driving apparatus for tape
01/17/1990CN2051382U Improved automatic stop machanism for recorder
01/16/1990US4894743 Replaceable cleaner/drive members for a tape drive machine
01/16/1990US4894737 Magnetic head apparatus having projections extending from at least a front side thereof
01/16/1990US4894731 Method of shooting by camera integrated with VTR
01/16/1990US4894728 Data acquisition and recording system
01/16/1990US4893522 Rotary damper
01/11/1990DE3822778A1 Circuit arrangement for automatic tracking control
01/10/1990EP0350269A2 Tape recording and/or reproducing apparatus
01/10/1990EP0350107A1 Helical-scan magnetic tape apparatus having a tape-transport path with twisting path-sections for tape-path correction
01/10/1990EP0350105A2 Recording and/or reproducing apparatus for tape shaped information carrier
01/10/1990EP0350054A2 Magnetic recording and reproducing apparatus
01/10/1990CN2051007U Magnetic cassette unit comprising magnetic head fixing board and magnetic head module
01/10/1990CN1038716A Apparatus for storing and feeding endless tape and recorded tape duplicator system utilizing the same
01/03/1990EP0349433A1 Method and device for controlling stores
01/03/1990EP0349329A2 Cassette loading apparatus in recording and reproducing apparatus
01/03/1990EP0349293A2 Tape cassette attachement devices
01/03/1990EP0349292A2 Rotation detecting mechanisms for tape recording and/or reproducing apparatus
01/03/1990EP0349106A1 Interactive video system with a video event detector
01/03/1990EP0348774A2 System consisting of at least two remotely controlled entertainment electronic devices
01/03/1990CN2050653U Support mechanism of tape disk frame of tape drive set
01/03/1990CN2050652U 磁带录音机 Tape recorder
01/03/1990CN1038535A Magnetic recording reproducing device
01/03/1990CN1006336B Record-playback device with multi-language-learning function
01/03/1990CN1006335B Signal recording device
01/02/1990US4891726 Rotary magnetic head and guide drum assembly with reduce mounting height
01/02/1990US4891720 Belt drive system for a magnetic tape cassette transport/accessor
01/02/1990US4891644 Device for determining pick-up head tracking error in a digital tape player
12/1989
12/28/1989WO1989012896A1 Device for simultaneous recording and playback of television images
12/28/1989WO1989011148A3 Tape drive machines
12/27/1989EP0348242A2 Cassette loading mechanism
12/27/1989EP0348218A2 Dual deck video recording apparatus and method
12/27/1989CN2050216U 电磁铁装置 Electromagnet device
12/27/1989CN1006257B Digital sexvo system
12/26/1989US4890183 Device for detecting cutoff and short circuit defects in at least one electrical circuit portion
12/26/1989US4890177 Guide drum assembly with built-in motor having floating rotor
12/26/1989US4890173 Digital signal reproducing apparatus with capstan servo control based on adjacent track pilot signal crosstalk adjustment
12/26/1989US4890171 High speed information retrieval apparatus
12/26/1989US4890169 Magnetic tape recording and/or reproducing apparatus with slow motion effect
12/26/1989US4890168 Program scan apparatus for VTR utilizing picture-in-picture display
12/26/1989US4889296 Apparatus for grounding cassette
12/26/1989US4889216 Clutch arrangement, mainly for driving the tape-spindle of magnetic tape recorder and/or play-back unit
12/20/1989EP0347074A2 Magnetic tape cartridge identification
12/20/1989EP0346984A2 Drive mechanism for a magnetic-tape cassette apparatus with a capstan drive motor and a motor-driven reciprocating servo rod
12/20/1989EP0346971A2 Recording and/or reproduction apparatus for a tape-like recording medium
12/20/1989EP0346857A2 Tape cassette storage rack
12/20/1989EP0346574A1 Cassette tape recorder for reverse mode operation
12/19/1989US4888657 Contoured head assembly for use in a cassette loaded recorder
12/19/1989US4888654 Method of writing and reading digital data interspersed with analog audio frequency data on magnetic recording tape
12/19/1989US4888652 Communications recorder having a unique identification code and secure method and apparatus for changing same
12/19/1989US4888457 Switch for detecting erroneous erase protection fin of tape cassette
12/19/1989US4887775 Reel table assembly
12/14/1989WO1989012299A1 Method for writing and means for reading position-indicating markers on tape
12/14/1989WO1989012297A1 Moving data storage media mode/direction change optimization
12/13/1989EP0346052A2 Timer apparatus
12/13/1989EP0345860A2 Magnetic-tape cassette apparatus with a magnetic-tape reproducing drive
12/13/1989EP0345739A2 Magnetic tape recording and playback apparatus
12/13/1989EP0222820B1 Flux sensitive tracking
12/13/1989CN1006105B Magnetic tape cassette with tape reel assembly having floating reel hub
12/13/1989CN1006103B Reel supporting device for magnetic driving apparatus
12/13/1989CN1006098B Video / tape / recorder
12/12/1989US4887172 Apparatus and method for cueing a video tape recorder
12/12/1989US4887169 Video signal recording and playback apparatus having varied-speed playback capability
12/07/1989DE3917893A1 Process and apparatus for winding up a magnetic tape
12/06/1989EP0345037A2 A digital signal recording apparatus
12/06/1989EP0344901A2 Tape casette having rewind control mechanism
12/06/1989EP0344573A2 Storage device for articles
12/05/1989US4885793 Digital servo system using microcomputer for controlling phase and speed of rotary body
12/05/1989US4885648 Cassette tape recorder having a tape cassette ejector and head shifter with common drive mechanism
12/05/1989US4885647 Apparatus for reproducing a digital signal
12/05/1989US4885643 VTR-integrated camera having playback function with movable lens cover for enabling recording mode and playback mode and method therefor
12/05/1989US4885579 Device for the remote control of a videorecorder or a videoreceiver
12/05/1989CA1263746A1 Apparatus for recording and/or reproducing digital signal
11/1989
11/30/1989DE3916379A1 Magnetic recording and reproducing apparatus
11/30/1989DE3916157A1 Automatic control circuit for the drum phase of a digitial audio tape apparatus
11/30/1989DE3908150A1 Optisches oder magnetooptisches datensystem Optical or magneto-optical data system
11/29/1989EP0344054A1 Tape drive device for a magnetic recorder, and recorder provided with such a device
11/29/1989EP0343726A1 Apparatus for recording or reproducing an electric signal
11/29/1989EP0343252A1 Device for driving magnetic tape at high speed
11/29/1989CN2048615U Improved reversing driving system for recorder
11/29/1989CN2048614U Cassette tape recorder
11/29/1989CN1037610A Computer system of magnetic tape recorder for preventing tape from miswinding
11/29/1989CN1005937B Magnetic tape backing leaf spring particularly for magnetic tape cassettes
11/29/1989CN1005936B Reel supporting device for magnetic tape driving device
11/28/1989US4884153 Single driving system for tape loading and reel mode conversion of VCR
11/28/1989US4883370 Rotary structure
11/28/1989US4882924 Method and apparatus for manufacturing hollow cylindrical guide roller for magnetic recording tape
11/28/1989CA1263475A1 Magnetic tape cassette with tape protective sliding closure and lock mechanism for sliding closure
11/23/1989EP0342622A2 Olefinic resin composition and molded article therewith
11/23/1989EP0342619A2 Magnetic recording and reproducing apparatus
11/23/1989DE3915167A1 Reinigungseinrichtung fuer bandgeraete Cleaning device for tape devices
11/23/1989DE3816398A1 Device for loading and unloading drives of a data processing system with data storage units, such as magnetic tapes, storage disks and similar data media, which are stored in storage positions
11/23/1989DE3816097A1 Head drum for a recorder
11/22/1989CN2048233U Basilar plate for automatic reversal tape recorder
11/22/1989CN2048231U Automatic re-hearing device of radio-receiver-record
11/22/1989CN2048230U Recorder with device of automatic stop and follow-read
11/21/1989US4882641 Method for controlling mode of information signal reproducing apparatus
11/21/1989US4882640 Recording and reproducing apparatus using recorded numeral information signals for program detection
11/21/1989US4882636 High speed contact printing process for prerecorded magnetic tape