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7097125 |
Tape drive with automatic adaptation for different size tape cassettes
A tape drive arrangement is configured to automatically adapt to drive different size tape cassettes and includes a sensor that senses the size of a tape cassette inserted into the tape drive. A...
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6592065 |
Winding type flexible printed circuit board tape transferring system
A winding type flexible printed circuit board tape transferring system includes tape let-off wheel unit, a tape take-up wheel unit, two idle wheel units adapted to guide movement of the flexible...
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6476570 |
Device and process for controlling the motor drives of textile machines
A device and a process for controlling the motor drives (121) of textile machines, comprising at least one “encoder” (101), capable of controlling the number of revolutions of each motor (121), and...
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6457664 |
Hybrid belt-driven data storage tape cartridge
A data storage tape cartridge incorporating a belt-driven design with improved performance characteristics. The tape cartridge includes a housing, first and second tape hubs, a storage tape, a...
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6390402 |
Tape cartridge having lockout features
A tape cartridge has a front face sized for compatibility with an industry standard tape drive, and has sides longer than the sides of some industry standard cartridges. The sides and top of the...
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6354527 |
Tape cartridge having lockout rails
A tape cartridge has a front face sized for compatibility with an industry standard tape drive, and has sides longer than the sides of some industry standard cartridges. The sides and top of the...
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6286775 |
Magnetic recording apparatus
A magnetic recording/reproduction apparatus is disclosed which has a first state in which a tape cassette is placed on a chassis and a second state which includes a PLAY mode, a REV mode and a STOP...
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6270030 |
System for controlling compatibility of tape cartridges having the same form factor
A tape cartridge and cartridge drive system for controlling the compatibility of first and second tape cartridges having the same form factor in first and second tape drives. The system permits...
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6249401 |
Belt-driven data cartridge with yoke mechanism
A data cartridge (10) includes a yoke (30) on which the tape packs are mounted around hubs (46 and 47). Idler rollers (44 and 45) are also mounted on the yoke (30). The yoke (30) has a slot (40)...
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6129301 |
Molded roller for tape cartridge
A drive roller for a belt-driven tape cartridge is molded of composite polymeric material in a single step to include outer segment and inner segment integrally formed together with a radial web...
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6068207 |
Tape cartridge having roller sets with substantially equal geometries
A tape cartridge has a front face sized for compatibility with an industry standard tape drive, and has sides longer than the sides of some industry standard cartridges. The sides and top of the...
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6052264 |
Method and apparatus for predicting capstan slip in tape drives utilizing belt-driven tape cartridges
A method and apparatus is disclosed for predicting capstan slipping in belt-driven tape cartridges. The method predicts the occurrence of capstan slip conditions between the belt capstan of a...
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6045079 |
Tape cartridge having a large door and pivotally mounted write protect arm
A tape cartridge has a front face sized for compatibility with an industry standard tape drive, and has sides longer than the sides of some industry standard cartridges. The sides and top of the...
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6032895 |
Collared hub pin for a tape cartridge
A tape cartridge has a baseplate surrounded by a housing. Two hub pins are disposed within the housing substantially perpendicular to the baseplate. Each pin has top and bottom portions and a...
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6027778 |
One piece capstan for a tape cartridge
The present invention provides a novel one-piece capstan for a tape cartridge which provides good static dissipative properties and wear resistance. The capstan material of the present invention...
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5878934 |
Low-profile tape drive with an external-rotor motor directly driving a cartridge capstan
A tape drive for a data tape mini-cartridge. Cartridges of interest have an internal capstan for an internal drive belt driven by a drive roller in the tape drive. The tape drive has a drive roller...
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5873539 |
Reel table transferring mechanism of magnetic recording/reproducing apparatus
A reel table transferring mechanism for selectively loading tape cassettes of a different size includes rotating arms on which the reel tables are supported and a rotator for rotating the rotating...
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5833161 |
Low profile mechanism for biased driving of driven roller in tape cartridge
A low profile mechanism for biased driving of driven roller in tape cartridge includes a rotor-on-the-outside motor placed on a reciprocating base plate and moved by the base plate to engage a...
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5823455 |
Belt-driven data storage device with corner roller assemblies preselected to have different drag force profiles
Using corner roller assemblies with different drag force profiles provides improved control in establishing tape tension characteristics of a belt-driven tape cartridge. The belt driven tape...
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5797556 |
Tape cartridge and method for producing same
A tape cartridge is provided with a cartridge case constituted by installing a cover on an upper surface of a base plate, a magnetic tape runningly installed in the cartridge case, and a drive belt...
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5785268 |
Tape cartridge with tape tension differential attenuating tape guide arrangement
A tape cartridge is comprised of first and second hubs which are aligned in tandem in a cartridge inserting direction to a recording and regenerating apparatus. A magnetic tape wound around the...
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5737147 |
Tape transport system utilizing a compliant frictional drive roller
A tape drive has a tape transport system for use with a tape cartridge of the type having an exposed edge of the internal cartridge capstan. A stationary drive capstan fixedly mounted with respect...
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5722610 |
Belt-driven data cartridge with reduced tape pack deformation
A belt-driven tape cartridge with reduced tape pack deformation and more spatially homogeneous tape tension. The belt driven tape cartridge has a supply side tape hub and a winding side tape hub...
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5695143 |
Belt-driven tape cartridge having an idler roller near each corner
The belt of a rectangular two-reel tape cartridge is stretchably entrained around the tape packs, a single belt-driving roller, and four idler rollers. Each idler roller is positioned near a corner...
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5695142 |
Tape cartridge drive belt having a low ratio of static to dynamic friction over extended use
A magnetic tape cartridge incorporating a drive belt characterized by a pattern of recesses in the belt surface in contact with the magnetic tape which are used to provide traps for tape...
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5692694 |
Method and apparatus for implementing servo control in video cassette recorders
A method and apparatus for implementing servo control in a video cassette recorder (VCR) including reel motors. According to the invention, the VCR is controlled so that a control equation ##EQU1##...
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5690292 |
Tape cartridge and method for manfacturing same
A tape cartridge with minimal tape tension variation and a method of making the same. The tape cartridge includes a supply-side tape reel around which a tape is wound and a winding-side tape reel...
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RE35628 |
Reduced height tape driver
A tape driver for use in a tape recorder or similar devices which use a data cartridge provided with a drive roller. The tape driver including a motor unit laterally disposed relative to the data...
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5649672 |
Motor control of tape tension in a belt cartridge
A drive and tape cartridge provide motor control for the tape tension in a belt-driven tape cartridge. Two different rollers drive the belt, and are controlled by two separate motors. This allows...
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5626304 |
Apparatus for controlling tape tension
When a reference tape tension is changed progressively from a current tape tension to a target tape tension, a tape tension can be made to approach the reference tape tension rapidly and reliably...
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5573195 |
Data cartridge with pivoting roller yoke
In a belt driven tape cartridge, tape tension is controlled by a yoke which articulates in a region between the tape packs. The yoke includes at least two rollers, one mounted adjacent each tape...
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5516055 |
Tape tension enhancement for belt driven tape cartridge corner rollers
A corner roller tape tension enhancer assembly for use with a corner roller in a belt driven magnetic tape cartridge. The assembly comprises a cylindrical corner roller having an outer wall for...
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5497955 |
Mechanical lock-out for preventing tape cartridge insertion into incompatible drives
A guidance channel for a tape cartridge and a matching guide for a tape drive chassis to prevent a new design cartridge from being inserted into an old design drive but permitting new design drives...
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5494596 |
Data storage device with improved roller lubricant characterized by stable viscosity over wide range of temperatures
A data storage device of the type having a rotating member mounted on a shaft, said data storage device comprising a lubricant provided between the shaft and the rotating member, wherein the...
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5464167 |
Method and apparatus for the jam-free starting of tape transportation
A tape transport is disclosed which is for use with a magnetic tape cassette. Under some specific thermal conditions the tape cassette may develop gaps between the reel hubs and the tape rolls...
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5415361 |
Data cartridge
A Pegasus-type data cartridge which reduces the drive speed and rotational load on a pair of left and right corner rollers and stabilizes the tape tension and tape drive force by employing a pair...
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5407147 |
Film winding/rewinding device
A film winding/rewinding device has a power transmitting shaft extended between the film spool chamber and the film cartridge chamber of the camera. The rotation of the output shaft of a motor...
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5402956 |
Two or three capstan tape drive
In a capstan driven tape transport, placing the tape into a "zero" tension condition before it engages the first of two tape speed metering capstans of the transport. "Zero" tape tension is a...
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5397072 |
Drive belt textured with bubble burst discontinuities for use in belt-driven recording tape cartridge
A drive belt for a belt-driven recording tape cartridge, wherein the drive belt has inside and outside major surfaces which comprise a plurality of bubble burst discontinuities. Processes for...
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5374004 |
Low-friction, belt-driven tape cartridge
The belt of a two-reel tape cartridge is stretchably entrained around the tape packs, a belt driving roller, and a pair of idler rollers, each of which is journalled on a shaft projecting from one...
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5372321 |
Tape transport apparatus having pulley and pulley drive motor provided to the same base and move together
A tape transport apparatus configuration with a mounting portion, a single moving base, a motor, a pulley, and an urging mechanism. The mounting portion mounts a cartridge having an externally...
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5330051 |
Dimensionally stable fiberglass reinforced thermoplastic magnetic tape data cartridge body
A dimensionally stable fiberglass reinforced thermoplastic magnetic tape data cartridge case, capable of being operated by a high speed tape drive and able to endure rapid tape acceleration and...
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5310133 |
Magnetic tape transport device with tape tension roller on a lever subjected to motor torque
In a magnetic tape transport device having supply and take-up reels and tape guide elements, as well as a scanner, there is engaged with the tape on each side of the scanner a tape tension roller...
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5308016 |
Tape transport with differential torque between takeup and feed reels
A tape transport mechanism that senses the end of a tape while minimizing but not eliminating back tension at the tape-feeding end. Excessive back tension causes uneven transport in fast forward or...
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5277378 |
Numerically controlled tape takeup system having device for automatic calibration of conversion formula
A tape takeup system includes a tensiometer which outputs a numerical value which changes in proportion to the tension applied to the tape. The numerical value is converted into a value of tension...
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5261620 |
Pope roll winder having direct drive
A winder for winding a running web of paper, foil or similar. A support drum of web width is provided, and a winding drum on which the web is wound to a roll. A pair of primary swivel levers each...
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5248112 |
Tape transport control system with a feedforward capstan drive to the reel motors
A feedforward circuit applies a capstan drive current, or its equivalent, to the reel tension servo circuits whose associated reels are transporting the tape. The additional drive current to the...
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5199660 |
Ribbed-belt for belt-driven tape pack
A thin, continuous, flexible drive belt for a belt-driven data cartridge. The belt has a rectangular rib which extends longitudinally along the center of the face of the belt that contacts a tape...
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5184787 |
Winding machine for winding up a travelling web
A winding machine for winding a traveling web of paper or the like. A carrying drum extends across the web. A first pair of primary levers supports the pins at the end of a cylinder on which the...
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5180117 |
Video tape recorder and/or reproducer
In a video tape recorder and/or reproducer, the power of a capstan motor for driving a magnetic tape is utilized as the power for driving reels in a cassette. In order to facilitate controlling the...
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