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    • 21. 发明授权
    • Recording medium of deformable air-sandwich structure
    • 可变形空气夹心结构记录介质
    • US4607264A
    • 1986-08-19
    • US766947
    • 1985-08-19
    • Yoshio TaniKyoichi Naruo
    • Yoshio TaniKyoichi Naruo
    • B41M5/26G11B7/24G01D15/32G11B7/26
    • G11B7/24015
    • A recording medium having an air-sandwich structure comprising two disc-shaped substrates opposed to each other at a given distance by interposing therebetween a ring-shaped inner spacer and a ring-shaped outer spacer and a recording layer for writing and/or reading information with laser beam which is provided on the inner surface of at least one substrate,characterized in that the distance between said two substrates satisfies the following expression (I): ##EQU1## wherein h is the distance in mm between two substrates, E.sub.1 and E.sub.2 are each a Young's modulus (in kg/mm.sup.2) of each substrate, l is the distance (in mm) between the inner spacer and the outer spacer, and t.sub.1 and t.sub.2 are each the thickness (in mm) of each substrate.
    • 一种具有空气夹心结构的记录介质,包括两个圆盘状基板,它们通过将环形内隔片和环形外间隔件以及用于书写和/或读取信息的记录层相互间隔设置在一定距离处彼此相对的两个圆盘状基板 其特征在于,所述两个基板之间的距离满足以下表达式(I):其中h是两个基板之间的距离(mm),其中, E1和E2各自为每个基板的杨氏模量(单位为kg / mm2),l为内部间隔件和外部间隔件之间的距离(mm),t1和t2分别为每个基板的厚度(mm) 。
    • 23. 发明授权
    • Radiation-sensitive record disc with improved internal structure
    • 具有改善内部结构的辐射敏感记录盘
    • US4564850A
    • 1986-01-14
    • US550028
    • 1983-11-08
    • Odawara Kazuharu
    • Odawara Kazuharu
    • B41M5/26G11B7/24G01D15/34
    • G11B7/24015
    • A radiation-sensitive record disc is disclosed having a first disc and a second disc coaxially positioned adjacent the first disc to reinforce the first disc. A first spacer is positioned between the first and second discs for fixedly connecting the discs together and to form an air space between the discs. A recording layer is formed on one surface of the first or second discs within the air space. A second spacer is radially displaced from the first spacer, and positioned between the first and second discs. This second spacer enables the discs to move relative to each other in a radial direction in response to expansion or contraction of at least one of the discs due to changes in temperature, humidity, atmospheric pressure, etc.
    • 公开了一种辐射敏感记录盘,其具有与第一盘相邻同轴定位的第一盘和第二盘,以加强第一盘。 第一间隔件定位在第一和第二盘之间,用于将盘固定连接在一起并在盘之间形成空气空间。 记录层形成在空气空间内的第一或第二盘的一个表面上。 第二间隔件从第一间隔件径向移位并定位在第一和第二盘之间。 由于温度,湿度,大气压力等的变化,这个第二间隔件可以响应于至少一个盘的膨胀或收缩而使盘相对于彼此在径向上移动。
    • 24. 发明授权
    • Information recording medium
    • 信息记录介质
    • US4449138A
    • 1984-05-15
    • US368088
    • 1982-04-13
    • Hideo Ando
    • Hideo Ando
    • G11B7/24G01D15/34
    • G11B7/24015Y10S430/146
    • Disclosed is an information recording medium, comprising a pair of disk-shaped substrates disposed apart from each other; protective layers each formed on the inner surface of the substrate; and optical information recording layers each consisting of an energy-absorbing layer or light reflective layer and formed on the protective layer. The clearance between the mutually facing recording layers may be filled with an adhesive layer. Also, the protective layer, which serves to prevent water or oxygen from entering the recording layer, may be formed on the outer surface of the substrate.
    • 公开了一种信息记录介质,包括彼此分离设置的一对盘状基板; 保护层各自形成在基板的内表面上; 以及每个由能量吸收层或光反射层组成并形成在保护层上的光学信息记录层。 相互面对的记录层之间的间隙可以填充有粘合剂层。 此外,用于防止水或氧进入记录层的保护层可以形成在基板的外表面上。
    • 30. 发明专利
    • Information recording medium
    • 信息记录媒体
    • JPS5971146A
    • 1984-04-21
    • JP18027782
    • 1982-10-14
    • Toshiba Corp
    • ODAWARA KAZUHARUTAGO YOSHIAKI
    • B41M5/26G03C1/725G11B7/24G11B7/26G11B23/00
    • G11B7/26G11B7/24015G11B7/24024G11B23/0021
    • PURPOSE: To prevent possibly the warp and meandering of a base with a comparatively simple constitution and to attain stable information processing over a long term, by clipping the outer circumference on one side on which an information forming layer is formed and the outer circumference of a reinforcing base opposing to the former base with an elastic spacer and connecting the bases in facing the information forming layer to inside.
      CONSTITUTION: The elastic spacer 16 is clipped and bonded between the outer circumference of the base 11 and an elastic spacer bonding quide groove 17 of a reinforcing base 13, the inside thick part 14 of the reinforming base 13 is bonded to the side of the information forming layer 12 of the base 11, and the base 11 and the reinforcing base 13 are bonded incorporatedly so that the information forming layer 12 is placed inside and an internal space 19 is formed. Thus, the internal space 19 is formed between the information forming layer 12 and the reinforcing base 13 by the height of the inside tnick part 14, then no special inner space is required and the loading/unloading is attained easily. Further, the difference in size between the base 11 and the reinforcing base 13 caused by the change in temperature and humidity is absorbed by the elastic spacer 16, allowing to prevent warp and meandering of the base 11.
      COPYRIGHT: (C)1984,JPO&Japio
    • 目的:为了防止可能出现的结构比较简单的基座的翘曲和蜿蜒,并且长期地获得稳定的信息处理,通过在其上形成信息形成层的一面上的外周被削弱, 加强基部与前基座相对的弹性间隔件,并将基部面向信息形成层连接到内部。 构成:将弹性隔板16夹在基座11的外周和加强基座13的弹性隔离件接合槽17之间,将重塑基座13的内侧厚部14接合到信息侧 基部11的形成层12,基部11和加强基部13被结合在一起,使得信息形成层12被放置在内部并形成内部空间19。 因此,内部空间19形成在信息形成层12和加强基部13之间,由于内侧部位14的高度,因此不需要特殊的内部空间,容易进行装卸。 此外,由温度和湿度的变化引起的基座11和加强基座13之间的尺寸差异被弹性间隔件16吸收,从而可以防止基座11的翘曲和曲折。