Abstract: An optical information recording medium is composed of at least a phase-change type recording layer 4 provided on a substrate 1. The optical information recording medium is conducted to record and erase information by changing a phase of the phase-change type recording layer by irradiating light. The phase-change type recording layer is further composed of TiwGexSbyTez, wherein each of w, x, y and z is in atomic percent and satisfies following relations: 0.5?w?4.0, 3.4?x?14.5, 2.1?y/z?4.0 and w+x+y+z=100.

Abstract: An information recording medium is at least composed of a substrate having a microscopic pattern constituted by a continuous substrate of grooves formed with a groove portion and a land portion alternately, a recording layer formed on the microscopic pattern for recording information, and a light transmitting layer formed on the recording layer. The microscopic pattern is formed with satisfying a relation of P??/NA, wherein P is a pitch of the land portion or the groove portion, ? is a wavelength of reproducing light for reproducing the recording layer, and NA is a numerical aperture of an objective lens. The land portion is formed with wobbling so as to be parallel with each other for both sidewalls of the land portion. An auxiliary information based on data used supplementally when recording the information and a reference clock based on a clock used for controlling a recording speed when recording the information is recorded alternately.

Abstract: An information recording medium 1 at least comprises a substrate 13 having a microscopic pattern 20, which is constituted by a shape of continuous substance of approximately parallel grooves formed with a groove section G and a land section L alternately, a recording layer 12 formed on the microscopic pattern 20 and a light transmission layer 11 formed on the recording layer. The microscopic pattern 20 is formed so as to satisfy a relation of P<?/NA and a thickness of the light transmission layer 11 is within a range of 0.07 to 0.12 mm, wherein P is a pitch of the groove section G or the land section L, ? is a wavelength of reproducing light beam and NA is a numerical aperture of an objective lens. Further, there provided an information recording medium, which is improved in cross erase and recorded in high density, and a reproducing apparatus and a recording apparatus for the information recording medium.

Abstract: An information recording medium 1 at least comprises a substrate 13 having a microscopic pattern 20, which is constituted by a shape of continuous substance of approximately parallel grooves formed with a groove section G and a land section L alternately, a recording layer 12 formed on the microscopic pattern 20 and a light transmission layer 11 formed on the recording layer. The microscopic pattern 20 is formed so as to satisfy a relation of P<?<NA and a thickness of the light transmission layer 11 is within a range of 0.07 to 0.12 mm, wherein P is a pitch of the groove section G or the land section L, ? is a wavelength of reproducing light beam and NA is a numerical aperture of an objective lens. Further, there provided an information recording medium, which is improved in cross erase and recorded in high density, and a reproducing apparatus and a recording apparatus for the information recording medium.

Abstract: An information recording medium 1 at least comprises a substrate 13 having a microscopic pattern 20, which is constituted by a shape of continuous substance of approximately parallel grooves formed with a groove section G and a land section L alternately, a recording layer 12 formed on the microscopic pattern 20 and a light transmission layer 11 formed on the recording layer. The microscopic pattern 20 is formed so as to satisfy a relation of P<?<NA and a thickness of the light transmission layer 11 is within a range of 0.07 to 0.12 mm, wherein P is a pitch of the groove section G or the land section L, ? is a wavelength of reproducing light beam and NA is a numerical aperture of an objective lens. Further, there provided an information recording medium, which is improved in cross erase and recorded in high density, and a reproducing apparatus and a recording apparatus for the information recording medium.

Abstract: An optical disk has a first and a second intermediate disk structure. The first structure includes at least a first transparent substrate, a first recording layer, and a first reflective layer. The first substrate has a first surface and a second surface. The first surface is a beam incidence surface for a laser beam in recording or reproduction of data. The second surface has a first concave section and a first convex section formed thereon. The first recording layer and the first reflective layer are stack in order on the second surface via the first concave and convex sections. The second structure includes at least a second substrate, a second reflective layer, and a second recording layer. The second substrate has a second concave section and a second convex section formed thereon. The second reflective layer and the second recording layer are stack in order on the second substrate via the second concave and convex sections.

Abstract: An information recording medium comprises a substrate, a second recording layer, a second light transmitting layer, a first recording layer for recording different information from that to be recorded in the second recording layer, and a first light transmitting layer. The second recording layer is formed with a continuous second microscopic pattern of grooves. The first recording layer is formed with a continuous first microscopic pattern of grooves that is different from the second microscopic pattern. Both sidewalls of raised portions of the first and second microscopic patterns are formed with wobbling so as to be parallel with each other. Auxiliary information and a reference clock is recorded on these sidewalls alternately and continuously.

Abstract: An information recording medium comprises a substrate, a second recording layer, a second light transmitting layer, a first recording layer for recording different information from that to be recorded in the second recording layer, and a first light transmitting layer. The second recording layer is formed with a continuous second microscopic pattern of grooves. The first recording layer is formed with a continuous first microscopic pattern of grooves that is different from the second microscopic pattern. Both sidewalls of raised portions of the first and second microscopic patterns are formed with wobbling so as to be parallel with each other. Auxiliary information and a reference clock is recorded on these sidewalls alternately and continuously.

Abstract: An information recording medium comprises a substrate, a second recording layer, a second light transmitting layer, a first recording layer for recording different information from that to be recorded in the second recording layer, and a first light transmitting layer. The second recording layer is formed with a continuous second microscopic pattern of grooves. The first recording layer is formed with a continuous first microscopic pattern of grooves that is different from the second microscopic pattern. Both sidewalls of raised portions of the first and second microscopic patterns are formed with wobbling so as to be parallel with each other. Auxiliary information and a reference clock is recorded on these sidewalls alternately and continuously.

Abstract: An interior illumination lamp 1 includes a housing 13 for mounting in an opening 12 formed in an interior member 11 of a vehicle, upstanding members 14 formed in an upstanding manner on a reverse surface 13a of the housing 13, bending members 15 which are connected respectively to distal ends of the upstanding members 14, and can be bent to be disposed generally parallel to the reverses surface 13a of the housing 13, and a plurality of pairs of prevention portions 17 which are provided on the reverse surface 13a of the housing 13, and are disposed adjacent respectively to the upstanding members 14. Each pair of prevention portions 17 prevent the corresponding bending member 15 from being restored from a bent condition to an upstanding condition when engagement portions 16, formed on the bending member 15, slide respectively past the prevention portions 17.

Abstract: A connection portion (13) of an FFC (12) to be preliminarily arranged on a roof trim (10) is weld-fixed to cable connecting portions (25a, 26a) of a bus bar (25) and a spring terminal (26) of a room lamp (20). Simultaneously with the arrangement of the FFC (12) on a vehicle-body-panel-side portion of the roof trim, the room lamp (20) is mounted in the lamp mounting window.

Abstract: The invention is to offer a room lamp which may simplify a structure and cost down. A room lamp has a design part and a function part, said design part being secured with a lens in a housing attachable to an opening defined in a interior finish material of a vehicle, and said function part being disposed at a side of a rear face of the interior finish material in that the function part is supported by the design part, and having a light source. Clips are provided in the housing for temporarily securing the design part at predetermined positions, said clips being able to engage the edge part of the opening, and the projections project from the edge part of the opening along the rear face of the interior finish material and are provided to the function main body of the function part, and the housing and the projections hold the interior finish material for providing self-preservation in that the function part is supported by the design part.

Abstract: An optical disk has a first intermediate disk structure and a second intermediate disk structure. The first intermediate disk structure has at least a first optically-transparent substrate and a first recording layer, laminated in order. The second intermediate disk structure has at least a second substrate, a reflective layer, a second recording layer and an optically-transparent-resin thin-film layer, laminated in order. The second recording layer has an organic dye soluble in an alcohol solution or a Cellosolve solution. The optically-transparent-resin thin-film layer has a thermoplastic resin that is softened and deformed at a particular temperature or lower at which the organic dye of the second recording layer is decomposed when absorbing an irradiated laser beam in recording.

Abstract: An optical information recording medium is composed of at least a phase-change type recording layer 4 provided on a substrate 1. The optical information recording medium is conducted to record and erase information by changing a phase of the phase-change type recording layer by irradiating light. The phase-change type recording layer is further composed of TiwGexSbyTez, wherein each of w, x, y and z is in atomic percent and satisfies following relations: 0.5≦w≦4.0, 3.4≦x≦14.5, 2.1≦y/z≦4.0 and w+x+y+z=100.

Abstract: A first retainer engages with an exterior side of an interior wall member to retain a lamp unit on an interior side of the interior wall member. A second retainer engages with an exterior side of a panel body to retain the interior wall member, on which the lamp unit is mounted, on an interior side of the panel body. The second retainer includes a flexible arm having a free end portion which is flexible in a first direction parallel with the panel body and a second direction perpendicular to the panel body. The free end portion is abutted against the exterior side of the panel body when the interior wall member is mounted on the panel body. A regulator prevents the free end portion of the flexible arm from being flexed more than a predetermined amount in the second direction when the flexible arm is not flexed in the first direction.

Abstract: An information recording medium is at least composed of a substrate having a microscopic pattern constituted by a continuous substrate of grooves formed with a groove portion and a land portion alternately, a recording layer formed on the microscopic pattern for recording information, and a light transmitting layer formed on the recording layer. The microscopic pattern is formed with satisfying a relation of P≦&lgr;/NA, wherein P is a pitch of the land portion or the groove portion, &lgr; is a wavelength of reproducing light for reproducing the recording layer, and NA is a numerical aperture of an objective lens. The land portion is formed with wobbling so as to be parallel with each other for both sidewalls of the land portion. An auxiliary information based on data used supplementally when recording the information and a reference clock based on a clock used for controlling a recording speed when recording the information is recorded alternately.

Abstract: A manufacturing method of an optical disc 16 is composed of a first process of forming at least a first recording layer 5 over a first embossed pit 2 of a first substrate 1, a second process of forming at least a separative layer 9 and a second recording layer 11 sequentially over a second embossed pit 8 of a second substrate 7 having light transmittability, a third process of laminating the second substrate 7 over the first substrate 1 after coating an ultraviolet curable resin 14 over the first recording layer 5 and facing the second recording layer 11 toward the ultraviolet curable resin 14, and hardening the ultraviolet curable resin 14 by irradiating an ultraviolet ray on the ultraviolet curable resin 14 through the second substrate 7, a fourth process of transferring the second recording layer 11 over the first recording layer 5 by separating the second substrate 7 from the first substrate 1 together with the separative layer 9, and a fifth process of forming a thin cover layer 15 having light transmitt

Abstract: An information recording medium is at least composed of a substrate, a second recording layer, a second light transmitting layer, a first recording layer for recording different information from that to be recorded in the second recording layer, and a first light transmitting layer. The second recording layer is formed with a second microscopic pattern that is composed of continuous substance of grooves. The first recording layer is formed with a first microscopic pattern that is different from the second microscopic pattern, which is composed of continuous substance of grooves. Both sidewalls of raised portions of the first and second microscopic patterns are formed with wobbling so as to be parallel with each other. An auxiliary information and a reference clock is recorded on these sidewalls alternately and continuously.

Abstract: A first connector has a rear end side supported by a part to be assembled. A second connector is to be fitted with the first connector to be mounted from a front end side thereof. The first connector and the second connector are electrically joined each other. The part to be assembled includes an engagement panel engaged with the first connector. The first connector includes a first connector body, and a rotary member for engagement which is supported to the first connector body by a supporting axis for a free end of the rotary member to project from a rear end face of the first connector body. The rotary member includes a rear engagement projection engaging with a back face of the engagement panel, and a front engagement projection engaging with a front face of the engagement panel. The front engagement projection is positioned to generate a tangential force for rotating the rotary member about the supporting axis when the second connector is fitted with the first connector.

Abstract: A connection portion (13) of an FFC (12) to be preliminarily arranged on a roof trim (10) is weld-fixed to cable connecting portions (25a, 26a) of a bus bar (25) and a spring terminal (26) of a room lamp (20). Simultaneously with the arrangement of the FFC (12) on a vehicle-body-panel-side portion of the roof trim, the room lamp (20) is mounted in the lamp mounting window.