| Patents for G11B 33 - Constructional parts, details or accessories not provided for in the other groups of this subclass (27,271) | 
|---|
| 12/11/1990 | US4976373 Suspendable hinged lockable lid storage box | 
| 12/06/1990 | DE3918279A1 Video camera with built-in tape cassette drive - has convex side and plane side with covers for access to cassette compartment and display screen | 
| 12/05/1990 | EP0400423A2 Anti-theft protection system | 
| 11/28/1990 | EP0399517A2 Rotary head cylinder for video tape recorder | 
| 11/28/1990 | EP0398899A1 Security device for a video recorder of player | 
| 11/27/1990 | US4974103 High density disc drive with magnetic clutch for use with a sealed removable cartridge | 
| 11/27/1990 | US4974101 Method of monitoring the loading and unloading of a tape in recording and playback equipment | 
| 11/20/1990 | US4972398 Optical disk drive with servo loop for detecting defective disks | 
| 11/20/1990 | US4971195 Disc case | 
| 11/15/1990 | WO1990013895A1 Device with vibration-sensitive parts | 
| 11/15/1990 | DE3915350A1 Sealing disc-drive containers by porous hose - filled with moisture- or gas-adsorbent | 
| 11/14/1990 | EP0397118A2 Disc control apparatus and operating method thereof | 
| 11/13/1990 | CA1276293C Lid apparatus for disk insertion opening of disk player | 
| 11/07/1990 | EP0395820A1 Handling case for a reader of audio and/or video information recorded on a carrier such as a laser audio and/or video disc or any other optical carrier | 
| 11/06/1990 | US4969061 Particulate removing means for cartridges | 
| 10/31/1990 | EP0395246A2 Sheet metal housing with precision mounting references | 
| 10/31/1990 | EP0395195A2 Placement of electrical components within a magnetic disk drive | 
| 10/31/1990 | EP0394995A2 Information record/reproducing apparatus and information recording medium | 
| 10/31/1990 | DE3914415A1 Information carrier reception housing - has decorative appearance that simulates book for use in home | 
| 10/31/1990 | DE3914303A1 Erschuetterungsempfindliches geraet Geraet Erschuetterungsempfindliches | 
| 10/30/1990 | US4967295 Humidity regulating apparatus for magnetic disk drive | 
| 10/30/1990 | US4967293 Multi-positioner magnetic disk storage apparatus having means for reducing mechanical vibration interference between positioners | 
| 10/30/1990 | US4967155 Environmentally controlled media defect detection system for Winchester disk drives | 
| 10/30/1990 | US4966342 Video cassette recorder support mechanism | 
| 10/30/1990 | US4966285 Container having index sheet and recording medium | 
| 10/30/1990 | US4966278 Diskette holder | 
| 10/25/1990 | DE3913827A1 Storage device for compact discs or audio cassettes - is divided into compartments by upright partitions thicker than width of grooves into which they slide | 
| 10/25/1990 | DE3912549A1 Protection jacket for variously sized flexible disks - has window or transparent pocket through which information can be read from papers inserted into jacket | 
| 10/25/1990 | DE3912229A1 Storage container for two or more compact discs - comprises parallelepipedal box open at top, formed by folding and tucking of portions of rigid sheet | 
| 10/24/1990 | EP0394098A1 Removable hard disc connecting apparatus | 
| 10/24/1990 | EP0393994A2 A linear driving apparatus | 
| 10/24/1990 | EP0393915A2 Magnetic disk drive with seal | 
| 10/24/1990 | EP0393706A2 Rotary head drum for a video tape recorder | 
| 10/24/1990 | EP0393647A2 Portable recording and/or reproducing apparatus | 
| 10/24/1990 | CN1046409A Method of assembling disk file | 
| 10/23/1990 | USRE33402 Protective carrying case for video cassette apparatus and method of enclosing thereof | 
| 10/23/1990 | US4965691 Sealed removable cartridge for use with a high density disc drive with magnetic clutch | 
| 10/23/1990 | US4965686 Disc drive assembly for magnetic disc memory unit | 
| 10/23/1990 | US4965685 Removable cartridge disc drive with radial arm voice coil actuator | 
| 10/23/1990 | US4965684 Low height disk drive | 
| 10/23/1990 | US4964510 Laser disk retaining case | 
| 10/23/1990 | US4964286 Security device for a video recorder or player | 
| 10/23/1990 | US4964285 Computer drive bezel attachment | 
| 10/23/1990 | CA1275503C Micro mechanical actual transducer head on a slider | 
| 10/21/1990 | CA2015011A1 Rotary head drum for a video tape recorder | 
| 10/17/1990 | EP0392600A2 Technical device, in particular electromechanical driving mechanism for moving information carriers and method of producing working parts mounted on a base plate of the device | 
| 10/17/1990 | EP0392020A1 Magnetooptical recording apparatus | 
| 10/10/1990 | EP0391555A2 Disk drive including recirculating filter assembly | 
| 10/10/1990 | EP0391465A1 Device having a standard-size loading aperture | 
| 10/09/1990 | CA1275146A1 Compact disk container storage device | 
| 10/04/1990 | DE4008536A1 In-car entertainment equipment with removable control unit - has unique ID signal stored in fixed value memory of either main unit or control unit | 
| 10/04/1990 | DE4000425A1 Front cover device for automobile cassette or disc player - has pivoted inner cover and removable front cover providing operating controls | 
| 10/03/1990 | EP0390041A2 Remote-control apparatus for electronics apparatus | 
| 10/03/1990 | EP0389580A1 Computer data drive locking device | 
| 10/02/1990 | USRE33361 Substrate and media carrier | 
| 10/02/1990 | US4960384 Retaining means for removable computer drive and release means for same | 
| 10/02/1990 | US4960205 Multipurpose storage case | 
| 10/02/1990 | US4959979 Security device for a front-loading VCR | 
| 09/26/1990 | EP0389261A2 Compact-type device for reproducing data | 
| 09/26/1990 | EP0389222A2 Magnetic head and magnetic recording apparatus | 
| 09/26/1990 | EP0388452A1 Connectorless hermetic optical disk system | 
| 09/25/1990 | US4959735 Recording apparatus with remaining time indication display | 
| 09/20/1990 | WO1990010934A1 Method of assembling a disk file | 
| 09/20/1990 | DE4006427A1 Display system with switched display function - has memory holding two=dimensional image data groups corresponding to respective functions | 
| 09/19/1990 | EP0388087A2 Linear actuator for a disk file | 
| 09/19/1990 | EP0387443A1 Method and apparatus for testing operation of a memory device | 
| 09/18/1990 | US4957205 Computer disk holder | 
| 09/13/1990 | DE3907425A1 Storage arrangement, in particular archiving arrangement for diskette (floppy disk) boxes | 
| 09/13/1990 | DE3906439A1 Container station for data memory systems | 
| 09/11/1990 | USRE33328 Write protect control circuit for computer hard disc systems | 
| 09/11/1990 | US4956833 Objective driving device for an optical disk apparatus | 
| 09/11/1990 | US4955678 Engaging structure for a mountable/dismountable electronic apparatus used in a vehicle | 
| 09/07/1990 | WO1990010293A1 Disk centering method and apparatus for centering disks for disk drives | 
| 09/06/1990 | DE3906260A1 Module with storage drives | 
| 09/05/1990 | EP0385807A1 A storage rack | 
| 08/29/1990 | EP0384762A2 Wet rigid disk drive assembly with a conical spindle bearing | 
| 08/29/1990 | EP0384525A1 Holder for an inscribable and/or readable disc | 
| 08/29/1990 | EP0384495A2 Rotary drive device | 
| 08/29/1990 | EP0384164A2 Locking device for disc drive shafts | 
| 08/28/1990 | US4953045 Cassette tape player with door operating mechanism | 
| 08/28/1990 | US4953042 Cassette loading apparatus | 
| 08/28/1990 | US4953030 Device for removable attachment of audio adapter | 
| 08/28/1990 | US4951826 Compact disc display and storage board | 
| 08/23/1990 | WO1990009332A1 Computer disk holder | 
| 08/22/1990 | EP0383454A2 Method and apparatus for preventing parasitic electrical discharges in magnetic disk drives | 
| 08/22/1990 | EP0382962A1 Display package | 
| 08/21/1990 | US4951276 Recording apparatus with switch actuated memory storage of recording medium removal or loading and backup power supply for memory | 
| 08/21/1990 | US4951154 Magneto-optic recording/reproducing apparatus | 
| 08/21/1990 | US4950521 Covering member for casing of fixed disc memory unit | 
| 08/21/1990 | US4949579 Apparatus for gripping high density disk packs for precision balancing | 
| 08/16/1990 | DE4001503A1 Front-loading reproducing appts. e.g. for tape recordings - has flap covering insertion slot and contg. operating unit for controls | 
| 08/15/1990 | CA2001392A1 Method and apparatus for preventing parasitic electrical discharges in magnetic disk drives | 
| 08/14/1990 | US4948969 Photodetector having convex window for shielding electromagnetic wave and electrostatic induction noises | 
| 08/14/1990 | US4948463 Comprising low hysterisis iron powder, pulp fibers, and latex binder for enlosing electronic components | 
| 08/14/1990 | US4948182 Cover locking apparatus for a record medium player | 
| 08/14/1990 | US4947984 Packaging cases incorporating elevating mechanism for displaying contents | 
| 08/14/1990 | CA1272803A1 Apparatus for reading information from a record carrier | 
| 08/14/1990 | CA1272753A1 Door assembly for cabinets and the like | 
| 08/09/1990 | DE3903165A1 Magnetic tape apparatus for the digital recording and reproduction of audio or video signals | 
| 08/09/1990 | DE3903163A1 Magnetic tape apparatus for the digital recording and reproduction of audio or video signals |