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4970748 |
Apparatus for cleaning magnetic tape
An apparatus for automatically cleaning magnetic tape in a cartridge, and in particularl a 3480 type cartridge, has a cartridge nest for receiving and retaining the cartridge, a rotatable take-up...
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4972288 |
Tape remaining time display system
A tape remaining time display method and system is provided for displaying the length of the remaining tape in terms of the length of time. The length of remaining tape is directly or indirectly...
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4967036 |
Arrangement for controlling the position of the head mounting plate in a magnetic tape apparatus
The invention relates to a device for charging the position of a functional element in an electrical apparatus, in particular the head-mounting plate in a magnetic tape apparatus. The functional...
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4967295 |
Humidity regulating apparatus for magnetic disk drive
Apparatus for regulating the humidity inside a semi-sealed, partly air-permeable container for a magnetic disk drive. An opening provided in the semi-sealed container is sealed by an insulated...
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RE33402 |
Protective carrying case for video cassette apparatus and method of enclosing thereof
A protective carrying case for an electronic device, especially a video cassette recorder, having upper and lower carrying case halves of high impact material with the video cassette recorder...
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4964589 |
Mode changing mechanism for a tape player
A tape unloading mechanism which includes a frictional arrangment for adjusting torque of reel bases is configured to interrupt a frictional motion of the frictional arrangment in the tape...
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4963999 |
Tape position detection apparatus having start control and initial tape position recovery
A tape position detection apparatus is disclosed wherein a tape is first fed in a forward direction from one reel to another for a predetermined period of time, under the control of a tape transit...
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4959735 |
Recording apparatus with remaining time indication display
In a recording apparatus having different modes of recording on a recording medium including a first recording mode in which at least information on sounds is recorded and a second recording mode...
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4956734 |
Mode changeover mechanism for tape recorders
A mode changeover mechanism for tape recorders is provided in which any solenoid is not used, and in which a capstan gear is rotated and a gear arm is turned by a motor rotatable in opposite...
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4956733 |
Storage media transducer loading/unloading and carriage lock mechanism
In a magnetic disk storage system incorporated in a removable, portable module for use in a microcomputer system, a hinged separator element having a plurality of angled surfaces is movable between...
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4948182 |
Cover locking apparatus for a record medium player
A cover locking apparatus for a record medium player having two covers movably attached to the player under a bias which includes a lock assembly including a first lock member correspondingly to...
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4947270 |
Video cassette rewind apparatus
A video cassette rewind apparatus is set forth for the rewinding of conventional video cassettes wherein the apparatus includes a counter for the selective editing and positioning of tape therein...
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4947280 |
Rotary magnetic reproducing apparatus with disc sensing logic
A rotary magnetic reproducing apparatus for use in an electronic still camera system, wherein a magnetic head is moved in the radial direction of a magnetic disc rotation in a disk pack to thereby...
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4947277 |
System for checking the opening and closing function of cassette cover
A magnetic tape cassette checking system is provided with a lock releasing mechanism (11), a cover opening mechanism (12) and a position detecting device (13), and checks whether a cassette cover...
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4945441 |
Zero-cross point detecting circuit
For the purpose of detection of a zero-cross point of an input signal, the input is applied to one of two input terminals of a comparator which has an inverted input terminal and a non-inverted...
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4941065 |
Apparatus for cleaning a video player/recorder
A cassette cleaner for a video player/recorder, comprising a cassette housing having a cleaning device for a capstan and pinch roller. There are separate cleaning pads for the capstan and pinch...
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4939611 |
Vertical displacement limit stop in a disk drive for preventing disk surface damage
A vertical displacement limit stop or a crash stop is provided in a disk drive for preventing contact of the work function members such as air vanes or the arms of an armstack, or the flexure...
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4939601 |
Playback apparatus having a single mode selecting pushbutton
A portable playback apparatus includes a manually operated single pushbutton and a control circuit connected to the pushbutton for selectively determining one of a plurality of operating modes of...
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4939715 |
Tape scanning apparatus
An apparatus for reading and recording information on a tape record medium has the tape wound and advanced along a helical path on the outer cylindrical surface of the drum. A system for writing...
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4937806 |
Shock-isolated portable mass data storage device
A portable mass storage device (e.g., a hard disk drive) is shock-isolated at all times; (a) within the chassis of a computer and (b) during its removal and transport to a location remote from the...
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4935829 |
Tape recorder with mode changing motor mounted on cassette holder
A tape recorder is disclosed which employs a tape cassette having a cover for protection of a tape and includes a freely openable/closable cassette holder for storage of the tape cassette. In the...
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4933785 |
Disk drive apparatus using dynamic loading/unloading
A disk drive apparatus is disclosed for primary use with portable, laptop or other information storage systems. The disk drive apparatus includes one or more about 2.5 inch hard disks. A rotary...
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4930033 |
Tape cleaner and degausser apparatus
Tape cleaning and degaussing apparatus for cleaning, conditioning and degaussing magnetic video tape comprising a wiper means for wiping front and back surfaces of the video tape, a scrapping means...
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4924336 |
Magnetic-tape-cassette apparatus comprising a motor-driven axially movable servo rod
A magnetic-tape-cassette apparatus comprises a servo rod axially movable in opposite directions which is driven by a motor. The servo rod controls functional elements of the apparatus, such as a...
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4924332 |
Display for modular dictation/transcription system
A dictation transcription system having a recording/playback module and a display module which are detachably connectable to form an integral structure. The display module provides a visual display...
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4920442 |
Releasable servo writing fixture connector
Releasable connectors are disclosed for attaching a servo writing fixture to a head transducer assembly to facilitate writing servo information on a servo surface of a rigid disk drive. One...
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4916568 |
Deck for a recording and/or reproducing apparatus
In a deck (1) for a recording and/or reproducing apparatus, comprising a set (25) of three adjacent push-buttons (26, 27, 28) whose three juxtaposed axially guided push-button slides (32, 33, 34)...
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4916564 |
Cleaning apparatus for a disc drive
Apparatus for cleaning the read/write head of a drive unit for a jacketted flexible magnetic disc comprises a thin substantially square jacket, having, in register on each side, a central aperture...
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4912581 |
Magazine for supporting a plurality of magnetic disc packs each housing a magnetic disc
A magazine is provided for supporting in alignment a plurality of magnetic disc packs each housing a magnetic disc. The magazine includes an insertion opening for loading a magnetic disc pack into...
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RE33180 |
Light weight chassis and cabinet assembly for magnetic tape recorder
To minimize the weight of a magnetic tape recorder chassis and cabinet assembly, a wire frame chassis (18) carrying printed circuit board guides (20) and connectors (22) is mounted to one side of a...
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4908728 |
VCR protector for VCR machine
A VCR protector is provided to prevent foreign objects from being inserted into a VCR tape entrance port of a machine when the VCR machine is not in use. This VCR protector consists of a housing,...
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4908737 |
Mounting structure of a small-sized acoustic component
In a mounting structure of an acoustic component for mounting the acoustic component to a casing of an electronic equipment, the acoustic component is fitted in a cylindrical hole of a spacer that...
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4905114 |
Disk drive compatible tape cartridge with device for positioning the tape relative to the disk drive
A disk-drive-compatible magnetic tape cartridge is provided with a tape guide for accurately positioning a magnetic tape in relation to a disk drive head. The tape guide includes a positioning...
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4901879 |
VCR cover
An assembly mounted on a video cassette recorder to bar access of a child to the cassette door includes a stationary bracket, a door cover slidably supported by the bracket to cover and uncover the...
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4899245 |
Method of checking magnetic tape cassette lid opening operation
A videotape cassette is provided with a cassette cover which is mounted on a cassette casing to be movable between a closed position and an open position and is urged toward the closed position by...
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4896234 |
Mode-change mechanism for tape recording and/or reproducing apparatus
A mode-change mechanism for a tape recording and/or reproducing apparatus of the auto reverse type requires only one partially toothless gear with at least four, toothless peripheral portions in...
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4894743 |
Replaceable cleaner/drive members for a tape drive machine
A pair of replaceable cleaning cartridges adapted to be inserted alternatively into a cassette cleaner. There is a first cleaning cartridge having a drive element which engages a drive member of...
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4893210 |
Computer disk drive assembly having a resiliently supported separable disk pack unit
A computer disk assembly has a power supply-wiring harness unit and a disk pack unit for housing and mounting a hard disk drive. This disk drive is suspended within its housing on a vibration...
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4881139 |
Latch mechanism for rotary actuator and the like
A latch mechanism for use in a disc drive rotary actuator and like magnetic device includes a selectively energizable electromagnet mounted to the actuator and spaced from the magnets, and a...
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4870525 |
Method of mounting flexure arms on a cast rotary actuator
A rotary actuator having at least two legs or arms extending from the distal end of a body containing a bore through which passes a shaft about which the body rotates. A frame extends from the...
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4868700 |
Cleaning device for disc drive unit
A cleaning device for cleaning a read/write head of a floppy disc drive unit comprises a plate member for insertion in the floppy disc receiving area. A cleaning member formed by a backing material...
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4866547 |
Circuit for detecting the end of a tape by counting reel revolutions
An end-of-tape detection apparatus provides a constant accumulated total of the revolutions of the supply and takeup reels relative to the true end-of-tape defined by the leader-to-tape splice....
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4863115 |
Tape test cassette
A test cassette is provided for testing tape tensioning devices in tape recorders and players. The test cassette has a at least one of a supply reel and a takeup reel which has two circular arc...
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4862438 |
Pillow/audio system combination
A pillow/audio system combination functioning as both a pillow and an audio system. A substantially rectangularly-shaped pillow casing has stuffing material therein. An audio signal generating...
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4860133 |
Cassette bin structure including a bin section for loading and unloading cassettes
A cart spot player having a tape library or bin structure, a series of tape transports in stacked alignment, and a cassette loading/unloading station as part of the bin structure; at one side of...
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4858051 |
System for the recording and/or playback of signals
A recording and/or playback machine (1) for tape-shaped record carriers (20) is equipped, for indicating continuous recording times, with a counter (45) having an indicating element (46) which...
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4855845 |
Video cassette apparatus case and method therefore
A protective carrying case for an electronic device, especially a video cassette recorder, includes upper and lower carrying case halves of high impact material with the video cassette recorder...
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4855856 |
Cleaning device for vhs video casette players
A cleaning device for a VHS video cassette player, the cleaning device comprising a case; a first reel and a second reel provided in the case, one of the reels being for supplying a cleaning tape...
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4855855 |
Tape recorder head cleaner
A cleaning device for a cassette-type tape recorder wherein a cassette shell is provided with a longitudinally reciprocating bar adjacent the edge of the shell normally aligned with the heads of...
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4853807 |
Attachable hard-disk drive and housing therefor
A hard-disk drive includes a housing having a wall contoured to fit vertically flush against the rear wall of a cabinet of a display screen for a personal computer. A hard-disk drive unit is...
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