Abstract: In order to make it possible to determine the erroneous insertion of an information recording medium at a position close to a recording medium insertion port by utilizing a notch portion provided at the information recording medium, the present invention relates to an electronic apparatus comprising a recording medium insertion port for taking in and out a memory stick having a notch portion used to prevent erroneous insertion and provided in one corner, and an erroneous insertion preventive mechanism provided inside the recording medium insertion port so as to prevent the erroneous insertion of the memory stick, and recording and/or reproducing an information signal using the memory stick. The erroneous insertion preventive mechanism is moved outside for the notch portion of the memory stick to allow the insertion of the memory stick, and is engaged for corners other than the notch portion to hamper the insertion of the memory stick.

Abstract: A connecting device that electrically connects first and second component blocks of a robot which includes an electrode projection hole provided in a connecting section of the first component block facing the second component block and an electrode terminal provided inside the first component block corresponding to the electrode projection hole. An electrode is provided in a connecting face of the second component block facing the electrode projection hole of the first component block. In applicant's connecting device, an electrode terminal driving member drives the electrode terminal so that, in accordance with a connecting action and a detaching action of the first and second component blocks, a corresponding section of the electrode terminal is projected outside the first component block through the electrode projection hole at the time of the connecting action.

Abstract: To perform a high dustproof when a disk drive apparatus records and/or reproduces information signals on a disk shape recording medium, which is stored rotatably within a disk cartridge. The present invention provides a disk drive apparatus for recording and/or reproducing information signals on a disk shape recording medium, which is stored rotatably within a disk cartridge comprising a case having a cartridge storing space in which the disk cartridge is inserted, rotatably driving means for holding the disk shape recording medium, which is stored within the disk cartridge, which is inserted in the cartridge storing space and for rotatably driving the disk shape recording medium, shielding means for defining a shielded space by covering a surrounding area of the rotatably driving means for holding the disk shape recording medium and a filter for removing a dust or the like inside of the cartridge storing space. The shielded space and the cartridge storing space communicate each other via said filter.

Abstract: A battery pack securing mechanism for securing battery packs of varaying numbers of battery cells, a battery charger capable of charging the battery packs or an electronic equipment capable of using the battery packs. In a battery pack having the optional number of cells built therein, this terminal is provided in the same position as a terminal position wherein only one cell is accommodated within the battery pack. A charger and an electronic equipment using a pack have a pack securing section capable of securing battery a pack having at least two cells accommodating therein in parallel, and includes an engaging member for engaging at least one cell pack with the battery pack securing section and a connecting member connected to the positive and negative electrode terminals of the one cell pack and disposed at such a position that charging or discharging can be performed. Accordingly battery, packs accommodating different number of cells and of various arrangements and configurations can be used.

Abstract: If an external force is applied to any one of the legs of a walking robot, or if the output-end gear provided in the leg stops rotating, the motor and gears for driving the leg are prevented from breaking. More specifically, the thigh section 3 of the leg comprises a slip gear 12 arranged in a column of gears. The slip gear 12 slips in the direction opposite to the direction the slip gear is rotated with a force transmitted between an electric motor 11, i.e., drive means, and the thigh section 3, when this force becomes equal to or greater than a predetermined value.

Abstract: A door 20 is rotatably attached to a disk cartridge 1. In mounting the disk cartridge 1, an opening and closing pin 224 moving along a groove 223 is engaged with the door 20 and the door 20 is opened. For example, when the opening and closing pin 224 cannot return to a normal standby position by some cause, a front face of the door 20 and a projected streak portion 206 are brought into contact with each other and the disk cartridge 1 cannot be inserted further. Therefore, even when the disk cartridge 1 is inserted in a state where the door 20 is not opened, there is avoided beforehand an accident where the disk cartridge 1 collides with a head, a lamp or the like to cause the destruction thereof.

Abstract: An illuminating device and an information processing device are proposed to increase the portability of the reflex liquid crystal display. According to the present invention, in the display unit equipped with the reflex liquid crystal display of the notebook PC which is an information processing device, since the illuminating device, that is the front light unit having the predetermined light source and the light guiding plate to guide the light to be obtained from the light source is attached removable free so that the light will be irradiated evenly over the entire surface of the display screen of the reflex liquid crystal display via the light guiding plate, and the predetermined information to be displayed on the display screen will be transmitted through, as sufficient lights can be irradiated over the display screen under the poor lighting condition to the display screen of the reflex liquid crystal display, and can be easily detached when carrying the reflex liquid crystal display.

Abstract: A disc cartridge housing a disc-shaped recording medium in a main cartridge body portion is disclosed. The disc cartridge includes a main cartridge body portion having a circular medium housing section for rotationally housing a disc-shaped recording medium, a recording and/or reproducing opening for exposing at least a portion of the disc-shaped recording medium to outside and a driving opening for allowing intrusion of a rotating driving unit adapted for rotationally driving the disc-shaped recording medium. The disc cartridge also includes a shutter mechanism having a shutter member rotated along the major surface of the main cartridge body unit in a region provided with the medium housing section to open/close the recording and/or reproducing opening and a plurality of cartridge supporting portions at plural corner regions of larger area outside a region provided with the medium housing section of the main cartridge body unit.

Abstract: An information processing device has a pair of projections joined to a display unit and angularly movable about an axis which is disposed in a position vertically spaced a predetermined distance from a display panel of the display unit, and a pair of supports. The projections are angularly movably supported by the supports such that the axis is positioned within the main unit.

Abstract: A satellite receiver antenna device is capable of being installed on different types of verandas. A longitudinal side of the first clamp member and a second clamp member grip the concrete wall of the veranda and the receiver antenna is clamped to the concrete wall by applying the lever principle utilizing a plurality of nuts, and by a plurality of bolts inserted in a plurality of through-holes at positions separated lengthwise along the other side of the first and second clamp members. The lengthwise center section on the first clamp member and second clamp member grip the lattice bars of lattice type verandas, and the receiver antenna is clamped to the lattice section by a plurality of nuts and by a plurality of bolts inserted in the through-holes at positions lengthwise on the first clamp member and second clamp member on both sides of the gripped lattice bars.

Abstract: It is possible to realize a rotary bearing device, an joint device, a wiring device for joint mechanism and a robot which facilitate wiring, which have aesthetic appearances and are capable of prolonging a service life of a wiring material by forming a concave groove in a portion of an outer circumference of a rotating shaft used at a center of an joint along an axial direction and laying a cable having a pair of connectors preliminarily connected to both ends in the concave groove along an axial direction.

Abstract: The package-side land 3a of a semiconductor package P1 is wholly exposed into the opening 5a of a solder resist layer 5. The board-side land 12a of the mount board B1 is also wholly exposed into the opening 13a of a solder resist layer 13. When the semiconductor package P1 and the mount board B1 are joined to each other through a soldering layer 14a, the soldering layer 14a is brought into contact to both the lands 3a and 12a while extending to the side wall surfaces thereof so that the joint strength can be enhanced by the increasing contact area and the shape. When the lands 3a and 12a are set to be equal to each other in dimension and shape, the soldering layer 14a is shaped into a pillar having a substantially uniform section, thereby preventing local concentration of stress.

Abstract: An jointed tail of a pet robot can be configured simply and driven to curve freely and autonomously by fitting an jointed cylindrical member 25 around outer circumferences of two wire portions 24a and 24b composed of a wire 24 which is folded nearly into a shape of a hair pin, rotatingly driving two driven ends 24d and 24e on a side opposite to a tip 24c of the two wire portions 24a and 24b connected to each other around an X axis and a Y axis with a differential gear mechanism 38, and moving and controlling two driven ends 26d and 26e reversibly in an axial direction at a swing limit position around the X axis, thereby autonomously curving a tip of the wire 24.

Abstract: A disc cartridge housing a driving rotating unit and adapted to be loaded along with the driving rotating unit on a recording and/or reproducing apparatus. A shutter mechanism for opening/closing an opening provided in a main cartridge body portion includes two shutter members movable along the major surface of the main cartridge body portion. An area in which the first shutter member and the second shutter member are moved is delimited by first and second wall sections arranged facing each other. The first and second shutter members are intruded into a spacing defined between the first and second wall sections. The first and second wall sections are arranged in the portions of the main cartridge body portion facing the major surface of the disc-shaped recording medium so that the wall sections face each other with a pre-set separation in-between. The main cartridge body portion is formed with first and second openings facing the first and second wall sections.

Abstract: In a display unit wherein an optical block is disposed inside of a housing having a screen at its front, and an image light from the optical block is projected on the screen, a display unit in which the housing is made a closed structure and a path is provided for circulating air between the housing and the optical block so that dust is prevented from entering inside of an apparatus and attaching to optical parts, and at the same time, heat generated in the apparatus can be sufficiently cooled.

Abstract: A magnetic record/playback apparatus for continuously recording at least two tracks of data conforming to a digital recording format applied to a first magnetic tape having a first tape width onto one track formed on a second magnetic tape having a second tape width larger than the first tape width, and for reproducing the data from the second magnetic tape. This apparatus includes a fixed drum and a rotating drum adapted to be rotated relative to the fixed drum. The rotating drum has a record/playback head for recording and/or reproducing the data with respect to the second magnetic tape and an erase head for erasing the data recorded on the second magnetic tape. A plurality of grooves extending in a direction of rotation of the rotating drum are formed on the outer circumference of the rotating drum, and each of the grooves has a width of 0.21 mm±0.02 mm.

Abstract: A packing bow of electronic apparatus featured in providing a characteristic diagram showing performance of electronic apparatus to be packaged to visually appeal performance of the packaged electronic apparatus to user or the like.

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: A main cartridge body unit for housing a disc-shaped recording medium which can be reduced in size and thickness. To this end, the main cartridge body unit 6 includes a flexible magnetic disc 5, an upper plate 21 of a metal material and a lower plate 22 of a metal material, forming a plate pair, and an intermediate frame 23 sandwiched between the upper and lower plates 21, 22. A flexible magnetic disc 5 is housed in the inside of the main cartridge body unit 6. The main cartridge body unit 6 includes recording and/or reproducing apertures 24, 25 for exposing portions of the recording area of the flexible magnetic disc 5 to outside across the inner and outer rims of the disc. The main cartridge body unit 6 also includes a shutter member 61 for opening/closing the recording and/or reproducing apertures 24, 25.

Abstract: A soldering method and apparatus in which there is provided a tight contact cover tightly contacting a portion (unused portion) of a re-flow panel other than its portion facing a substrate to be soldered in such a manner as to suppress a hot wind tending to turn around to a part setting surface to diminish the thermal energy loss as well as to prevent the circuit quality from being lowered by the solder.