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8027124 |
Magnetic head
A system in one embodiment includes first and second modules, each module having a substrate, a closure, and a gap situated therebetween, the gap comprising transducers selected from readers and...
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7054100 |
Magnetic tape recording/reproducing device and magnetic tape recording/reproducing system
The present invention is to provide a magnetic tape recording/reproducing device capable of accurately positioning a magnetic tape relative to a magnetic head to thereby improve...
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6822820 |
Apparatus for detecting damage to the transducer head and/or tape guide of an interactive media device
A data tape drive for recording information on the data tape of a tape cartridge has a transducer head with air bleed slots that define side walls, a tape guide, and a device for detecting damage...
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6067213 |
Tape stepper for transverse track positioning in a multitrack tape recorder
The invention concerns a device which comprises a device for displacing to transversely position a multitrack tape in front of a reading and/or writing head. The magnetic tape carries a plurality...
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5561572 |
Tape guide with lubricant flow preventing means in a signal recording arrangement
A tape guide mechanism includes absorbent members retained by a mounting structure so positioned as to absorb lubricant leakage from bearing portions of the tape guide mechanism to outer tape...
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5282189 |
System for thermally erasing data stored on an optical recording medium
A system for erasing data stored on an optical storage medium includes a housing, a guiding means mounted within the housing for guiding the optical recording medium on which the data is stored,...
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5016132 |
Magnetic recording and reproducing tape guide unit
A magnetic recording and reproducing head unit which includes a tape guide unit including a set of spaced two tape guide substrates, a spacer provided between the tape guide substrates so as to...
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4945436 |
Double-sided recording method using slanted guide plates upstream and downstream of recording heads
A double-sided recording method comprising disposing first and second magnetic heads opposed to each other on opposite sides of a rotating flexible magnetic disk, and placing guide plates at the...
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4837646 |
Tape guide apparatus for helically wound tape
A signal recording/reproducing apparatus for use with a tape cassette comprises a cylinder assembly having an outer peripheral surface. The cylinder assembly has mounted thereon heads for recording...
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4821135 |
Thermosetting resin stationary tape guides for magnetic tape cassettes
A tape guide for magnetic tape cassettes, comprising a thermosetting resin composition, such as a polyester resin having a glass transition point of not lower than 100° C. containing an inorganic ...
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4811143 |
Head supporting mechanism for maintaining close operative relationship between magnetic heads and a flexible disk
Leaf spring is fixed at one end thereto to a carriage, and extended at a predetermined angle to the carriage. A part of the leaf spring has rigidity. A gimbal spring, which free from the carriage,...
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4787005 |
Recording and/or reproducing apparatus having improved head stabilizing means
A recording and/or reproducing apparatus using a disc shaped flexible recording medium, which includes a recording and/or reproducing head, a receiving part receiving therein the recording medium...
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4748528 |
Apparatus having a magnetic turnaround roller to reduce magnetostrictive knockdown
An apparatus is disclosed having means for shunting demagnetization fields to prevent "magnetostrictive knockdown" of a signal recorded on an isotropic recording medium.
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4646186 |
Cassette tape recorder with plural tape guide structure
A cassette tape recorder includes a combined head composed of a recording/playback head and an erase head, a first tape guide member positioned adjacent to the combined head and movable therewith...
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4639814 |
Tape recorder with improved tape cassette pad shifter
A magnetic head is fixedly mounted on the cassette holder in a cassette tape recorder. When a tape cassette is inserted into the cassette holder, a magnetic tape is brought into contact with the...
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4343025 |
Transducer arm assembly for floppy disk
An electromagnetic transducer assembly includes a carriage 30 carrying a first transducer 33 projecting therefrom and a load arm 35 carrying a second transducer 32 arranged for gimballing movement...
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4315293 |
Transducer protection guide for diskette insertion and removal
An electromagnetic transducer assembly includes a carriage 30 carrying a first transducer 33 projecting therefrom and a load arm 35 carrying a second transducer 32 arranged for gimballing movement...
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4315292 |
Beveled magnetic heads for floppy disk
An electromagnetic transducer assembly includes a carriage 30 carrying a first transducer 33 projecting therefrom and a load arm 35 carrying a second transducer 32 arranged for gimballing movement...
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4309732 |
Transducer supporting assembly for double sided floppy disk
An electromagnetic transducer assembly includes a carriage 30 carrying a first transducer 33 projecting therefrom and a load arm 35 carrying a second transducer 32 arranged for gimballing movement...
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4300175 |
Tape recorder with adapter for reading a card
A tape recorder which can be used as a card reader is disclosed. The tape recorder includes a tape recorder body provided with a movable tape guide for regulating a tape running at a position in...
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4288825 |
Magnetic card handling apparatus
A magnetic card handling apparatus has a rotatable capstan and a magnetic head spaced apart a distance exceeding the thickness of a magnetic card on appropriate sides of a card running groove until...
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4259699 |
Magnetic recording medium guiding apparatus
A magnetic medium feeding apparatus comprises a guide or a pressing member so biased as to keep the feeding load of magnetic medium substantially constant and also to apply a pressure to the...
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4253128 |
Dual spring loaded operating mechanism for a tape recorder
A tape recorder capable of pressing a pinch roller against a capstan shaft with a slight pressing force in the pause state which includes an operation lever reciprocally moved by interlocking with...
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4248393 |
Cassette tape storing case
A cassette case for containing a magnetic tape in which at least one front guide part which is provided opposing magnetic heads is a movable guide part which operates to incline the magnetic tape...
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4237505 |
Combined recording and playback magnetic tape head with shield cases and a flat chip for controlling tape wrap angle
A combined magnetic tape head for use in recording equipment comprises a recording head covered by a shield case, a playback head covered by a shield case and a flat chip for providing a preferable...
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4231072 |
Record/playback device for magnetic recording
The present invention relates to a record/playback device for magnetic recording of manual drive type in which information can be exchanged while a magnetic card is manually being driven. In the...
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4214286 |
Flexible disk pack and improved transducing-manipulation thereof
A multi-disk floppy disk pack; also shown in an embodiment particularly adapted for co-action with disk drive apparatus for handling flexible disk packs, and including a partitioning diverting...
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4139875 |
Cassette and card recording and/or reproducing apparatus
In a cassette and card recording and/or reproducing apparatus; a housing is provided to receive a cassette with a run of the magnetic tape therein being coincident with a recording medium transport...
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4025027 |
Tape propelling means in cassette-type tape-recorders
In a cassette type tape recorder, a bush rigidly mounted on a wall of a housing of the recorder around an opening in said wall from which a capstan for propelling the tape cantilevers, the capstan...
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3967320 |
Arrangement for guiding a rapidly rotating record carrier foil
In a system for guiding a rapidly rotating record carrier foil, by establishing a flow of air, so as to give the foil a stabilizing curvature which is stationary in space and which has a crest line...
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3873994 |
Magnetic recording and reproducing apparatus with grooved recording medium and tracking guide
A recording reproducing apparatus comprises a tracking guide consisting of a non-magnetic curvature body having a plurality of projection streaks to be engaged with a plurality of parallel grooves...
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3840896 |
CARD HANDLING MECHANISM WITH MOVABLE CARD GUIDING MEANS
A card handling mechanism in a teaching machine for returning a magnetically striped information card to an initial position or to any selected position for replaying a word or group of words. The...
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3790055 |
MOTION CONTROL DEVICE
A clutch or motion control device for quickly controlling with great accuracy the motion of the tape in a cassette when inserted in a cassette player-recorder unit. The device is a hollow,...
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3780264 |
ELECTROMAGNETIC READ/WRITE APPARATUS FOR STATIONARY CARDS
An apparatus for reading or writing a line of electro-magnetically encoded information across a stationary card. A resilient card aligning cam urges the card against a reference edge while a...
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3610635 |
CARD ADAPTER ATTACHMENT FOR CASSETTE TAPE RECORDER
A cassette tape recorder is adapted to record and play back a magnetic recording on an educational card by means of a plastic attachment which plugs into the tape recorder in the same manner as a...
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3509553 |
RANDOM ACCESS STORAGE DEVICE UTILIZING FLEXIBLE MAGNETIC DISC RECORDS
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3404894 |
Record card shifting mechanism
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3181173 |
Device for facilitating the servicing of magnetic plate recorders
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2849542 |
Apparatus for magnetic recording of sound on record cards
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