Abstract: A cartridge including a housing which holds a tape medium or disk medium and which is composed of upper and lower casings. The two casings are joined with screws in bosses formed at their four corners. The cartridge is characterized in that the bosses in at least one of the upper and lower casings have ends with partially different heights each so that, when the upper and lower casings are joined, their bosses come in contact with one another before the sidewalls of the in casings are mated.

Abstract: A cassette accommodating a recording medium is loaded in a recording and/or reproduction system, and includes a separate internal memory 4 shortening the time required for searching for required information of the recording medium. An IC board (27) constituting a storage element unit is fixedly built on the upper surface side of an upper half portion (43) of a tape cassette (41) housing a recording medium, and the output terminals (29) of the IC board (27) are exposed on the outer surface side of the upper half portion (43). An information detecting unit (51) is fixed on the upper surface portion (76b) of the cassette holder (76) of the recording and/or reproduction system (61), and the terminal portions (54) of the detection external terminal (53) thereof are protruded inward of the upper surface portion (76b) of the cassette holder (76) and thus brought into contact and connected with the output terminals (29) of the IC board (27) of the tape cassette (41) inserted in the cassette holder.

Abstract: A magnetic tape cartridge has a reel which comprises an upper reel and a lower reel which are plastic moldings, the lower reel being welded to the upper reel by ultrasonic welding. In the shoulder of a boss section of the upper reel, a plurality of recesses are formed in such a manner that the recesses are radially outwardly extended from the center of rotation of the upper reel, and on the surface of the lower reel which are confronted with the recesses, a plurality of welding ribs are formed so as to be engaged with the bottoms of the recesses.

Abstract: In a tape cassette, an erroneous erasing preventive or write protect device includes a plurality of discriminating detectable portions provided in a cassette body or casing and a discriminating plug for opening and closing at least one of the discriminating detectable portions. The discriminating detectable portions are formed collectively in a single indented part with no separating walls.

Abstract: In a magnetic tape cassette, a top end portion of a reel urging plate spring for urging a tape reel is subjected to a surface treatment to prevent from a friction. A distance between a couple of flanges of the tape reel is selected to keep a form of the wound magnetic tape, and to prevent the tape running from being disturbed by the increase of a contact resistance of the tape edges to the flanges. Additionally, positioning portions for positioning the magnetic tape cassette relative to a magnetic tape drive device are formed of a differential resin from the resin of the remaining part of the cassette case. Additionally, at least one of both end faces of each guide roller is surface treated so that the end face is not worn through its contact with the cassette half. Further, an information presenting section for displaying variable information is provided at a location other than label areas of the tape cassette.

Abstract: A take-up reel assembly for use with a tape cartridge in a cartridge-based tape transport includes a take-up reel and a leader block. The take-up reel is configured to receive tape from the cartridge and including an annular hub. The hub has an axis of rotation, an annular hub surface, and a hub slot extending from the hub surface toward the axis of rotation. The leader block is adapted to be attached to a free end of the tape and has a body disposable in the hub slot. The body has an arcuate end surface that is disposed proximate the hub surface when the body is disposed in the hub slot. One of the take-up reel and the leader block includes a cushioning member disposed on one of the hub surface and the end surface, respectively. The cushioning member is adapted to receive the tape thereon.

Abstract: A digital audio recorder in the form of a tape cassette includes a housing having a shape so as to be mountable interchangeably with a cassette tape reproduced in a cassette tape audio reproduction apparatus. A signal output head is built in the housing and arranged in opposed relationship to a reproduction head for reproducing audio stored on the cassette tape in the cassette tape reproduction apparatus thereby to transmit a signal to the reproduction head. The signal output head has a head cover. A head spring elastically supports the head cover with respect to the housing, thereby positioning the head in such a manner that the position of the head causes the head to come into contact with a reference surface of the tape guide of the cassette tape reproduction apparatus.

Abstract: Disclosed herein is a cassette housing case for regulating positional shift, comprising an engagement recess and an engagement protrusion. The engagement recess is formed in the top surface of the cassette housing case and has a pattern which is asymmetrical with respect to at least either a first center line drawn on the top surface in parallel with a reference surface, or a second line drawn on the top surface which bisects the first center line in a direction perpendicular to the first center line. The engagement protrusion is formed in the bottom surface and has a corresponding pattern engageable with the engagement recess.

Abstract: A magnetic tape cassette for use in an apparatus having a light source (P) and a light sensor (S1, S2) for detecting a tape end by the difference of light transmittance of a tape (T). The magnetic tape cassette (AA, BB, CC) is composed of a light-shielding member (a through r) crossing a light path (L1, L2) for detecting the tape end by the difference of light transmittance of the magnetic layer portion and the leader portion to keep the light transmittance within the predetermined value even the tape (T) is thinner and has a higher light transmittance.

Abstract: A magnetic tape cartridge includes a cartridge casing formed by upper and lower casing halves and a single reel around which a magnetic tape with a leader pin fixed to its leading end is wound and which is contained in the cartridge casing for rotation. A spring member removably holds upper and lower end portions of the leader pin on the cartridge casing. The spring member includes upper and lower holding portions which are respectively brought into abutment against the upper and lower end portions of the leader pin and are connected to each other.

Abstract: A magnetic tape cartridge includes a cartridge casing formed by upper and lower casing halves and a single reel around which a magnetic tape with a leader pin fixed to its leading end is wound and which is contained in the cartridge casing for rotation. A spring member removably holds upper and lower end portions of the leader pin on the cartridge casing. The spring member includes upper and lower holding portions which are respectively brought into abutment against the upper and lower end portions of the leader pin and are connected to each other.

Abstract: An upper half 11 of a tape cassette BB is made by at least a material having high transparency. Right and left holes 18a and 18b for light path are formed on side surfaces of the upper half 11. Further, roughened surfaces 10a and 10b in a prismatic shape are formed on outer right and left sides 11A1 and 11B1 or inner right and left sides 11A2 and 11B2 of the upper half 11 in neighboring areas of or adjacent to the right and left holes 18a and 18b.

Abstract: A tape cartridge includes reels having seats at the lower ends; a shell having a lower half formed with reel receivers with which the reel seats are loosely engaged, respectively, and an opening for loading a tape; a lid rotatably mounted to the shell for closing the opening of the shell; and a reel lock member for ensuring locking of the reels in connection with a closing operation of the lid. The tape cartridge further includes movement restricting means for restricting further movement of the reel lock member when it is urged to move to the reel lock position.

Abstract: A data storage cartridge includes a length of magnetic tape wound on a pair of tape reels within a housing to define a tape path. A tape guide disposed along a portion of the tape path includes a top and bottom flange. Each flange is resilient so that it acts to resiliently guide an edge of the tape. This minimizes violent crashes of a tape edge against the tape guide. Each flange may have a plurality of spaced resilient finger guides for directly contacting the edges of the tape. The finger guides serve to independently exert a force on the edges of the tape, thereby guiding the tape.

Abstract: A magnetic tape cartridge includes a cartridge casing formed by upper and lower casing halves and a single reel around which a magnetic tape is wound and which is contained in the cartridge casing for rotation. A slide door for opening and closing a tape outlet opening is mounted on the cartridge casing to be linearly slidable along a door passage between a closing position where it closes the tape outlet opening and an opening position where it opens the tape outlet opening. A door spring for urging the slide door toward the closing position and holding the same in the closing position is disposed on the door passage.

Abstract: A disk cartridge of the present invention comprises a case body having a disk-storage portion and an opening/closing cover having a pair of disk holding members that hold a disk in its inplane direction. A grip of the opening/closing cover engages with a grip-guide part of the case body. They may be formed asymmetrically with respect to the center line of the opening/closing cover in its insertion direction, thus preventing the opening/closing cover from being inserted into the case body upside down.

Abstract: To read out an index to data recorded in a recording medium such as a cassette without mounting the recording medium on a reproduction apparatus to reproduce the data.

Abstract: A magnetic tape cartridge has a reel which includes an upper reel and a lower reel which are plastic moldings, the lower reel being welded to the upper reel by ultrasonic welding. In the shoulder of a boss section of the upper reel, a plurality of recesses are formed in such a manner that the recesses are radially outwardly extended from the center of rotation of the upper reel, and on the surface of the lower reel which are confronted with the recesses, a plurality of welding ribs are formed so as to be engaged with the bottoms of the recesses.

Abstract: A magnetic tape cartridge has a cartridge casing, a single reel around which a magnetic tape is wound and which is contained in the cartridge casing for rotation and a leader pin fixed to the leading end portion of the magnetic tape. The leader pin is provided at its opposite ends with engagement portions which are brought into engagement with a tape drawing mechanism of a recording and reproducing system when the magnetic tape cartridge is loaded in the recording and reproducing system. The end face of each engagement portion is provided with a recess at which the tape drawing mechanism chucks the leader pin.

Abstract: Disclosed is a tape cassette in which two positioning holes is formed in the back surface of a cassette shell. One of the two positioning holes is formed into a circular shape and the other is formed into a long-hole shape. The positioning hole formed into the long-hole shape is divided into two parts in the major direction of the long-hole. An about half of the long-hole shape is used as a positioning hole and an about remaining half thereof is used as an information detecting (ID) hole for providing various kinds of information. A removable block piece is provided on an opening portion of said ID hole. With this configuration, the ID hole can be surely provided in the tape cassette, even if the tape cassette is miniaturized.

Abstract: A data storage cartridge (10) includes a housing (12) having a first section (13) and a second section (14) operatively connected to each other. A first positioning member (40) and second positioning member (50) are operatively connected to the housing and are in axial alignment with each other. A leader pin (30) is positioned in the positioning members (40 and 50). Springs (60 and 70) secure the leader pin (30) in position. A flexible locking post (82) provides a snap fit in an opening (92) and provides for two perpendicular pairs of locking surfaces to form a snap fit between the sections (13 and 14).

Abstract: A tape cassette is comprised of an MIC (Memory-In-Cassette) installed inside the center section of the label surface, and a case capable of housing the magnetic tape. A switch circuit board is installed in the front part of the chassis parallel to the inner side of the front panel, and a communications antenna is mounted on this switch circuit board. When the cassette is loaded in the chassis from the cassette insertion slot, the MIC is in proximity to the front of the communications antenna and wireless communications between the antenna and MIC are carried out with high accuracy. By efficiently installing a MIC in a tape cassette having little excess space such as DAT (digital audio tape recorder) cassettes, an increase in the number of parts and the number of assembly processes can be avoided and highly accurate reading and writing of control information on the MIC in the cassette can be performed.

Abstract: A clearance-type tape guide for guiding a recording tape along a tape path having two tape reels. The tape slidably engages the tape guide along a surface having a length L1. The tape travels along the tape path for a distance L2 between the tape guide surface and the closer of the tape reels. According to the invention, L1≧0.3 L2.

Abstract: A tape mini-cartridge is functionally compatible with a larger industry standard tape cartridge. A mini-cartridge adapter adapts the mini-cartridge to be compatible with a standard tape drive by presenting the standard structural and functional appearances to the tape drive as presented by the larger standard tape cartridge. Since the standard cartridge has a plurality of structural elements including reel locks, leader buckle guide, and write protect flag engaged by the standard drive, the cartridge adapter effectively transfers these engagements and forces to and from the mini-cartridge in a manner providing full structural interchangeability with the standard tape cartridge.

Abstract: A tape cassette including a case body having upper and lower cases each having partition walls configured to rotatably receive tape reels wound with a tape-shaped medium, a reel brake configured to engage with the tape reels to prevent a free rotation when the tape cassette is not in use and slide between locked and unlocked positions of the tape reels, a biasing member configured to urge the reel brake toward the tape reels, and a support portion for supporting the biasing member provided outside the partition walls of the lower case, wherein one of the partition walls of the lower case has a cut-out portion adjacent to the support portion, and one of the partition walls of the upper case has a projected portion configured to engage with the cut-out portion of the lower case when the upper and lower cases are connected.

Abstract: A pack of magnetic recording tape (100) comprises a splicing tape (120) which adheres a web of a magnetic tape (122) to a leader (124). The leader (124) attaches to a reel hub (126) around which the tape is to be wound. The length L of the splicing tape in a direction parallel to an elongate dimension (127) of the magnetic tape is on the order of N&pgr;D, where D is the diameter of reel hub and N is an integer. In one embodiment, the length L of splicing tape is just slightly less than the circumference of the reel hub. The tape assembly comprising the combination of the magnetic tape, the leader, and the splicing tape greatly reduces the amount of permanent tape deformation, and provides a more efficient tape pack with smaller discontinuities. Consequentially, the stress on the magnetic tape is greatly reduced, which reduces the amount of permanent deformation and the number of magnetic tape layers that are affected by the deformations.

Abstract: Disclosed is a tape cassette including a cassette shell in which tape reels around which a tape-like recording medium is wound are contained; a mouth portion provided in a front portion of the cassette shell in such a manner as to be opened forwardly, upwardly, and downwardly, the mouth portion being positioned such that part of the tape-like recording medium crosses the front end of the mouth portion; and a front lid, provided on the cassette shell, for covering the front side of the tape-like recording medium; wherein both side portions of the mouth portion of the cassette shell are taken as tape extraction portions opened forwardly; and each of the inner surfaces of outer side surface front portions of the cassette shell, which forms each of the inner surfaces of outer side walls of the tape extraction portions, is formed into a taper surface which becomes wider outwardly as nearing the front end.

Abstract: Disclosed is a tape cassette including a cassette shell in which two tape reels are rotatably contained; a front lid, turnably supported by the cassette shell, for opening/closing the front side of a tape-like recording medium crossing a front portion of a mouth portion provided in a front portion of the cassette shell in such a manner as to be opened forwardly, upwardly, and downwardly; and a lid lock member for locking the front lid in the closed state to the cassette shell, wherein the locking of the front lid by the lid lock member is released when the tape cassette is mounted in a tape drive apparatus; the lid lock member is biased in the locking direction by biasing means; and the lid lock member is engaged with and held by a tape cassette side member in the unlocking state. With this configuration, the mounting state of the tape cassette in a tape drive apparatus can be stabilized and also the size and weight of the tape drive apparatus can be reduced.

Abstract: A tape mini-cartridge is functionally compatible with a larger industry standard tape cartridge. A mini-cartridge adapter adapts the mini-cartridge to be compatible with a standard tape drive by presenting the standard structural and functional appearances to the tape drive as presented by the larger standard tape cartridge. Since the standard cartridge has a plurality of structural elements including reel locks, leader buckle guide, and write protect flag engaged by the standard drive, the cartridge adapter effectively transfers these engagements and forces to and from the mini-cartridge in a manner providing full structural interchangeability with the standard tape cartridge.

Abstract: A magnetic tape cartridge includes a cartridge casing formed by upper and lower casing halves and a single reel around which a magnetic tape with a leader pin fixed to its leading end is wound and which is contained in the cartridge casing for rotation. A spring member removably holds upper and lower end portions of the leader pin on the cartridge casing. The spring member includes upper and lower holding portions which are respectively brought into abutment against the upper and lower end portions of the leader pin and are connected to each other.

Abstract: A recording and/or reproducing device that includes a cassette with a magnetic tape accommodated therein and a coupling element connected to the magnetic tape that can be loaded into the device. The device also includes a pull-out element which can be coupled to the coupling element to form a pull-out assembly. The pull-out assembly can be guided to the reel hub of a take-up reel along a guiding path. The device has a first guide and the coupling element has a second guide for guiding the pull-out assembly.

Abstract: For a VTR cassette tape having an accommodation section for a small article, the present invention attempts to provide an efficient configuration for a cover for the small article accommodation section and to ensure that the cover can be opened and closed appropriately, thus, wherein an accommodation section 17 for a small article M is shaped like a recess and set in the top surface on a rear surface end of the cassette body 10, a cover 20 allowing the external shape of a cassette body 10 comprising an upper and a lower part to remain almost the same as the original shape encloses the accommodation section, the cover 20 being journaled into the upper part 10a of the cassette body 10 so as to open the accommodation section 17 when rotated upward, and a hook section 23 detachably hooks the cover 20 to the lower part 10b of the cassette body so as to rotate the cover 20 downward and to maintain the closed state.

Abstract: A tape cartridge includes a pair of hubs and a casing. The respective hubs include respective drums for winding a tape-shaped medium thereon and respective cylinders with respective driving shaft insertion bores for accepting respective driving shafts of a recording/reproducing device. The hubs are rotatably supported in the a casing having upper and lower halves. The casing has driving shaft insertion holes formed therein so as to accept the respective driving shafts. The cartridge includes a slider for slidably covering the respective driving shaft insertion holes and a hub brake engageable with the respective hubs. The respective hubs have teeth provided on respective upper portions thereof so as to be engageable with the hub brake. Recesses are formed between the respective drums and the respective inner cylinders so as to have respective upper ends thereof opened.

Abstract: A disk cartridge has a case including a first planar portion and a second planar portion which are disposed opposite to each other with a given spacing therebetween, and a plurality of walls which join the first planar portion and the second planar portion together. The case contains an information carrying disk in a rotatable manner and has an opening formed in one of the walls through which the disk can be inserted or removed. The disk cartridge has a lid mounted on the case for opening or closing the opening. The lid is formed so that an outer surface of the lid is located inside an outer surface of the wall in which the opening is formed.

Abstract: A method of attaching a tape having longitudinal edges to a tape cartridge reel includes cutting an end of the tape non-perpendicularly to the longitudinal edges laterally across the width of the tape. The end of the tape is then attached to the tape cartridge reel. The method may also include cutting an end of the tape such that at least two of the laterally spaced apart servo stripes running longitudinally along the tape are cut at different longitudinal positions along the tape. The method may further include cutting the tape end such that at least two of the laterally spaced apart data tracks running longitudinally along the tape are cut at different longitudinal positions along the tape.

Abstract: A tape cartridge comprising a housing, a single tape reel turnably held within the housing, the tape reel carrying a length of tape wound thereon, the outer end of the tape being fixed to a leader member, which can be taken out of the cartridge through an opening formed in the housing by a tape draw-out member of a recording-reproducing apparatus, the leader member being composed of a pin member and a C-shaped resin clamp, the wall thickness H1 of the C-shaped clamp portions defining the open portion and the wall thickness H2 of the clamp portion opposite to the open portion being in the ranges of H1=0.7 to 1.0 mm and H2/H1=0.6 to 0.8. Preferably, the outer surfaces of the clamp portions defining the open portion are beveled in the directions that reduce the resistances to be encountered at the time of assembling.

Abstract: A tape cassette including a cartridge and one tape reel provided in the cartridge, with a recording medium in the form of a tape being wound upon the tape reel. In the tape cassette, a reader tape that is more rigid than the recording medium in the form of a tape is connected to an unwinding end of the recording medium in the form of a tape; a toothed portion (a protrusion) is formed on at least a portion of both side edges of the reader tape; the tape reel has a flange on a top portion and on a bottom portion of a hub, and feed teeth (engaging portions) that engage the protrusions of the reader tape are formed on outer peripheral edges of the flanges. Rotation of the tape reel in one direction causes the engaging portions to feed the protrusions, whereby the reader tape is sent out from the cartridge. The tape cartridge of the invention can be reliably mounted to a recording/reproducing apparatus.

Abstract: The recording medium cartridge accommodates a recording medium such as a magnetic tape, a optical and/or magnetic disk, or the like in a cartridge body having an upper half and a lower half. A non-contact type memory device storing information, for example, given when producing the cartridge is provided in a reel of at least one of upper and lower flanges of a tape reel or on a surface facing to the tape winding surface of the body in the cartridge accommodating the tape reel wound with the tape, or in a recessed portion formed in at least one of a bottom surface of the lower half and an upper surface of a slider or in the slider in the cartridge having the slider, or in a transparent window of the body. A part of at least one of the upper and lower halves that corresponds to the memory device may be notched. The memory device may be welded together when fitting other members.

Abstract: A tape reel assembly for use with a data storage tape cartridge. The data storage tape cartridge includes a housing, a tape reel pin, the tape reel assembly, and a storage tape. The housing includes a first housing section and a second housing section. The tape reel pin extends in a generally perpendicular fashion relative to an interior surface of the first housing section. With this configuration, the tape reel pin forms a cylindrical side surface and terminates in a leading end. The tape reel assembly is rotatably associated with the tape reel pin and includes a hub and a sleeve. The hub defines an axial bore. In one preferred embodiment, the tape reel assembly further includes opposing flanges connected to the hub. Regardless, the sleeve is disposed within the axial bore and forms a thrust surface. Finally, the storage tape is maintained by the hub.

Abstract: A tape cassette capable of ensuring the opening and closing of a cover member, satisfying the specification requirement of a height of a rear cover and preventing the rear cover from interfering with a tape. The tape cassette includes a cover member having a front cover for covering the front surface of the tape before the front surface of a casing when the cassette is not used, an upper cover for covering from above the tape stretched outside the casing, and a rear cover for covering the rear surface of the tape. The front cover rotates when using the cassette, and the upper cover and the rear cover move interlockingly with each other to open the front surface of the casing. A cam portion for guiding the rear cover has a first inclined portion, a second inclined portion more inclined than the first inclined portion, and a perpendicular portion more inclined than the second inclined portion.

Abstract: A tape cartridge is provided with reliable reel lock and motor/reel coupling mechanisms whose functions are both accomplished during a single motion of the cartridge relative to the drive motor. The motor/reel coupling includes a circular set of gear teeth on the bottom of the tape reel which meshes with a complementary set of gear teeth on a motor coupling rotated by the motor when the cartridge is loaded into the tape drive and the cartridge and motor are moved towards each other. An engagement force to maintain the coupling is provided by an engagement spring in the cartridge which biases the reel towards the motor. Reel locking is accomplished by providing a second circular set of gear teeth on a top side of the tape reel which meshes with a complementary set of gear teeth provided on a slidably mounted locking bracket inside the tape cartridge. A lock spring normally biases the locking bracket towards the top of the tape reel, thus locking the reel when the cartridge is not engaged with the motor.

Abstract: A tape reel assembly for maintaining a data storage tape. The tape reel assembly includes a hub ring, an engagement section, a metallic ring and opposing flanges. The hub ring defines a tape-winding surface and forms a central opening. The engagement section extends substantially radially inwardly relative to the tape-winding surface and includes an inner surface, an outer surface and an annular flange. The annular flange extends substantially axially from the outer surface and defines an axial passage. The metallic ring is secured to the outer surface of the engagement section and has an inner diameter. In this regard, the inner diameter of the metallic ring is greater than a diameter of the axial passage such that the annular flange extends axially within the inner diameter of the metallic ring. Finally, the opposing flanges extend radially from opposite ends of the hub ring, respectively.

Abstract: A data cartridge includes a length of magnetic tape which is formed at one end with a first pattern of holes to enable identification of the end of the tape and a second pattern of holes located within the first pattern of holes and configured to provide a binary code to enable automatic identification of the cartridge type or tape type. The binary code provides for a least significant bit and a most significant bit in a hexadecimal configuration.

Abstract: A tape cassette is provided with a lock member of a covering member integrally connected with a spring member having high durability and strength as well as improved workability at assembling. The tape cassette includes a covering member rotatably mounted to the housing to cover the tape member placed at a front of the housing, and a lock member provided inside the housing to lock the covering member in a closed state. The lock member is rotated together with the main body and is provided with rotation shafts pivotally supported in the housing, an engagement projection rotating around the axis between the locked position engaging with the covering member and the locked position not engaging with the covering member, biasing members for biasing the engagement projection toward the locked position, and an unlock member for shifting the engagement projection toward an unlocked position.

Abstract: A videotape cassette includes a housing made of plastic, a pair of video tape-holding spools, and a dust cover rotatably attached to said housing at a front portion thereof, where the dust cover is rotatable into an open position when placed in a videotape cassette recorder. The cassette housing is durable and weighs approximately 3.5 ounces or less, and the resultant videotape cassette is compatible with industry standard videocassette recorders. A method of direct mailing a videotape cassette as described above includes the steps of loading on a spool of the videotape cassette a selected content of video, shrink-wrapping the videotape cassette, affixing a mailing label and postage to the shrink-wrapped videotape cassette, and placing the labeled, shrink-wrapped videocassette in the mail for shipment.

Abstract: A system and method provide information from a tape cartridge in two axes of the tape cartridge. A memory device is attached to the tape cartridge. At least one data transmitting antenna is provided in communication with the memory device. The data transmitting antenna is mounted to the tape cartridge at an angle to effectively transmit data to two axes of the tape cartridge. The data is transmitted using magnetic fields. Power is supplied to the memory device and the data transmitting antenna using magnetic fields.

Abstract: The surface of the base plate of the data cartridge is treated with chromate so as to coat the surface with a conductive film, with which the grounding means such as the elastic arms and cartridge positioning rollers provided on the chassis of the data cartridge drive come in contact when the data cartridge is loaded in a data cartridge drive.

Abstract: A data storage cartridge (10) includes a housing (12) having a first section (13) operatively connected to a second section (14). A chip retaining section (30) includes a forward stop (33), first lateral stop (34), second lateral stop (35) and a rear-positioning member (31) having an angled support surface (32). A memory chip (50) is positioned on the rear-positioning member (31). A chip retaining post (40) extends toward the memory chip (50) wherein the chip (50) is positioned laterally by the lateral stops and the post maintains the memory chip (50) in position on the rear-positioning member (31).

Abstract: In a drive system and a magnetic tape cartridge for use therewith, the magnetic tape cartridge contains a number of magnetic tapes, and the drive system contains at least a like number of read/write heads. The drive system includes a mechanism which is engageable with all of the magnetic tapes in the cartridge for simultaneously extracting all of the magnetic tapes from the cartridge and moving all of the magnetic tapes so that each tape engages with at least one of the read/write heads. Data can then be simultaneously transferred between the engaged tapes and read/write heads, so that the time needed to access data in a read mode, and the time needed to write data in a record mode, are correspondingly reduced by a multiple which is dependent on the number of tapes. All of the tapes are wound onto a single take-up reel.

Abstract: A single-reel magnetic tape cartridge has a cartridge casing and a single reel around which a magnetic tape is wound and which is contained in the cartridge casing for rotation, in which the magnetic tape is fixed at the leading edge thereof to a leader pin employed for extracting the magnetic tape from the cartridge and the flanges at the upper and lower ends of the leader pin are engaged by the lateral drawing force of a latch spring removably held in the tape cartridge casing. Even for cases in which there is a deviation in the insertion position in which leader pin is inserted by the record and playback apparatus, etc. causing the entry path of the leader pin into the cartridge casing to be off track, etc., it is still possible for the leader pin to be inserted into the cartridge casing.