Electrically conductive resin composition and photosensitive drum made therewith
    1.
    发明授权
    Electrically conductive resin composition and photosensitive drum made therewith 失效
    导电树脂组合物和由其制成的感光鼓

    公开(公告)号:US06221547B1

    公开(公告)日:2001-04-24

    申请号:US09385041

    申请日:1999-08-30

    IPC分类号: G03G510

    摘要: The invention relates to a photosensitive drum based on a cylindrical base which is made with an electrically conductive resin composition which comprises a polyamide resin as the resin component and an electrically conductive material, said polyamide resin being one selected from the group consisting of polyamide resins obtained from m-xylylenediamine and adipic acid, polyamide resins obtained from &egr;-caprolactam, and mixtures thereof. The cylindrical base for the photosensitive drum has good surface smoothness as well as good mechanical strength, and it can be obtained easily by injection molding or the like from said resin composition.

    摘要翻译: 本发明涉及一种基于圆柱形基底的感光鼓,该感光鼓由导电树脂组合物制成,该导电树脂组合物包括聚酰胺树脂作为树脂组分和导电材料,所述聚酰胺树脂选自所获得的聚酰胺树脂 由间二甲苯二胺和己二酸得到的聚酰胺树脂及其混合物。 用于感光鼓的圆柱形底座具有良好的表面平滑度和良好的机械强度,并且可以通过来自所述树脂组合物的注射成型等容易地获得。

    Process for producing ink-jet printer member
    2.
    发明授权
    Process for producing ink-jet printer member 有权
    喷墨打印机构件的制造方法

    公开(公告)号:US07029617B2

    公开(公告)日:2006-04-18

    申请号:US10098542

    申请日:2002-03-18

    IPC分类号: B29C45/16

    摘要: There are disclosed a multi-color injection molding process for producing an ink-jet printer member comprising a plastics substrate and an elastic material layer that are integrally composited, which comprises melt-injecting into a mold in turn, a material for a plastics substrate and an elastic material composed of a thermoplastic elastomer; and an insert molding process for producing the ink-jet printer member mentioned above, which comprises placing in advance, a plastics substrate of a prescribed form in a mold, and melt-injecting an elastic material composed of a thermoplastic elastomer into said plastics substrate. The above processes are well suited for the production of the ink-jet printer member such as an ink tank valve for supplying a recording head with an ink to be filled in an ink chamber, also of a sealing member which is installed at an ink supply port or on the main body of an ink-jet printer and prevents an ink from leaking through the ink supply port or through the recording head.

    摘要翻译: 公开了一种用于生产喷墨打印机构件的多色注射成型方法,该喷墨打印机构件包括整体复合的塑料基材和弹性材料层,其包括依次将熔体注射到模具中用于塑料基材的材料和 由热塑性弹性体构成的弹性材料; 以及用于制造上述喷墨打印机构件的嵌入成型方法,其包括将预定形式的塑料基板预先放置在模具中,并将由热塑性弹性体构成的弹性材料熔融注入到所述塑料基板中。 上述处理非常适合于生产喷墨打印机构件,例如用于向记录头提供要填充在墨水室中的墨水的墨水罐阀,以及安装在墨水供应器上的密封构件 端口或喷墨打印机的主体上,并防止油墨通过供墨口或通过记录头泄漏。

    Fluid supply valve
    3.
    发明授权
    Fluid supply valve 有权
    流体供应阀

    公开(公告)号:US06748979B2

    公开(公告)日:2004-06-15

    申请号:US10359149

    申请日:2003-02-06

    IPC分类号: F16K1514

    摘要: There is disclosed a fluid supply valve comprising a disc-shaped valve body which is equipped with a fluid supply port in the central portion thereof and composed of an elastic material whose peripheral portion is reinforced and fixed with a rigid material, the fluid supply port being closed when the valve body abuts against a fixed valve seat placed so as to be opposite to the fluid supply port, and being opened when the valve body is separated from the fixed valve seat, wherein the disc shaped valve body is equipped further with a thin walled portion in the intermediate annular portion between the fluid supply port and the peripheral portion in the radial direction, and/or with an inflectional portion in the radial direction between the fluid supply port and the peripheral portion. According to the above constitution, it is made possible to minimize the reaction force at the time of the deformation of the valve body and thus to provide an ink tank valve capable of favorably supplying a recording head with a proper amount of ink.

    摘要翻译: 公开了一种流体供给阀,其包括盘形阀体,该阀体在其中心部分配备有流体供给口,并且由周边部分用刚性材料加固固定的弹性材料构成,所述流体供给口为 当阀体抵靠与流体供给口相对放置的固定阀座时关闭,并且当阀体与固定阀座分离时打开,其中盘形阀体还装备有薄的 在流体供给口和周边部之间的中间环状部分的径向方向上和/或在流体供给口和周边部之间的半径方向上的弯曲部分。 根据上述结构,能够使阀体变形时的反作用力最小化,从而提供能够向记录头供给适量油墨的墨罐阀。

    Base for photosensitive drum and photosensitive drum
    4.
    发明授权
    Base for photosensitive drum and photosensitive drum 失效
    感光鼓和感光鼓底座

    公开(公告)号:US07459249B2

    公开(公告)日:2008-12-02

    申请号:US10557710

    申请日:2004-05-20

    IPC分类号: G03G5/026

    摘要: A cylindrical base for a photosensitive drum composed of a conductive resin composition containing a resin base material and a conductive material mainly containing carbon black, on which base a solvent-using photosensitive layer is directly formed, is characterized in that the resin base material mainly contains a mixed resin wherein (A) a polyester resin and (B) a polycarbonate resin is blended at a ratio (weight ratio) of (A)/(B)=50/50 to 90/10. The base for a photosensitive drum is excellent in chemical resistance, formability, dimensional accuracy, and adhesion to the photosensitive layer, while being excellent in dimensional stability. A photosensitive drum using such a base exhibits good printing performance and excellent durability.

    摘要翻译: 用于由包含树脂基材的导电树脂组合物和主要含有炭黑的导电材料构成的感光鼓的圆柱形基底,其上直接形成溶剂的光敏层,其特征在于,树脂基材主要含有 以(A)/(B)= 50/50〜90/10的比例(重量比)配合(A)聚酯树脂和(B)聚碳酸酯树脂的混合树脂。 感光鼓的基底具有优异的耐化学性,成形性,尺寸精度和对感光层的粘附性,同时尺寸稳定性优异。 使用这种基体的感光鼓表现出良好的印刷性能和优异的耐久性。

    Base for photosensitive drum and photosensitive drum
    5.
    发明申请
    Base for photosensitive drum and photosensitive drum 失效
    感光鼓和感光鼓底座

    公开(公告)号:US20070071923A1

    公开(公告)日:2007-03-29

    申请号:US10557710

    申请日:2004-05-20

    摘要: A cylindrical base for a photosensitive drum composed of a conductive resin composition containing a resin base material and a conductive material mainly containing carbon black, on which base a solvent-using photosensitive layer is directly formed, is characterized in that the resin base material mainly contains a mixed resin wherein (A) a polyester resin and (B) a polycarbonate resin is blended at a ratio (weight ratio) of (A)/(B)=50/50 to 90/10. The base for a photosensitive drum is excellent in chemical resistance, formability, dimensional accuracy, and adhesion to the photosensitive layer, while being excellent in dimensional stability. A photosensitive drum using such a base exhibits good printing performance and excellent durability.

    摘要翻译: 用于由包含树脂基材的导电树脂组合物和主要含有炭黑的导电材料构成的感光鼓的圆柱形基底,其上直接形成溶剂的光敏层,其特征在于,树脂基材主要含有 以(A)/(B)= 50/50〜90/10的比例(重量比)配合(A)聚酯树脂和(B)聚碳酸酯树脂的混合树脂。 感光鼓的基底具有优异的耐化学性,成形性,尺寸精度和对感光层的粘附性,同时尺寸稳定性优异。 使用这种基体的感光鼓表现出良好的印刷性能和优异的耐久性。

    Resin composition and gasket material
    6.
    发明授权
    Resin composition and gasket material 失效
    树脂组合物和垫片材料

    公开(公告)号:US06663975B1

    公开(公告)日:2003-12-16

    申请号:US09671170

    申请日:2000-09-28

    IPC分类号: B32B1508

    摘要: There are disclosed a resin composition (I) which comprises 100 parts by weight of (a1) a styrenic thermoplastic elastomer composed of a block copolymer (styrene-ethylene/butylene-styrene block copolymer, styrene-ethylene/propylenestyrene block copolymer), 3 to 50 parts by weight of (b1) an ethylene/(meth) acrylic acid copolymer or an ethylene/(meth)-acrylic ester copolymer each having 5 to 45% by weight of (meth)acrylic acid content, and 50 to 170 parts by weight of (c1) a paraffin base oil; a resin composition (II) which comprises 100 parts by weight of (a2) a styrenic thermoplastic elastomer composed of a block copolymer, 1 to 15 parts by weight of (b2) a maleic anhydride-grafted polyolefin, and 30 to 170 parts by weight of (c2) a paraffin base oil; a gasket material (I) composed of the components (a1), (b1) and (c1); a gasket material (II) composed of the components (a2), (b2) and (c2); and a gasketed cover in which a gasket made of the gasket material (I) or (II) is integrally fitted to a cover body made of a metal by injection molding.

    摘要翻译: 公开了一种树脂组合物(I),其包含100重量份的(a1)由嵌段共聚物(苯乙烯 - 乙烯/丁烯 - 苯乙烯嵌段共聚物,苯乙烯 - 乙烯/丙烯 - 苯乙烯嵌段共聚物)组成的苯乙烯类热塑性弹性体,3〜 50重量份的(b1)乙烯/(甲基)丙烯酸共聚物或乙烯/(甲基)丙烯酸酯共聚物,各自具有5〜45重量%的(甲基)丙烯酸含量,和50〜170重量份 重量(c1)石蜡基油; 一种树脂组合物(II),其包含100重量份(a2)由嵌段共聚物组成的苯乙烯类热塑性弹性体,1〜15重量份(b2)马来酸酐接枝聚烯烃和30〜170重量份 的(c2)石蜡基油; 由组分(a1),(b1)和(c1)组成的垫圈材料(I); 由组分(a2),(b2)和(c2)组成的垫圈材料(II); 以及垫圈盖,其中由垫圈材料(I)或(II)制成的垫圈通过注射成型一体地装配到由金属制成的盖体上。

    Gasketed cover, cover for electronic equipment and process for producing the covers

    公开(公告)号:US06505839B1

    公开(公告)日:2003-01-14

    申请号:US09427984

    申请日:1999-10-27

    IPC分类号: F16J1502

    CPC分类号: H05K5/03 F16F9/526 H05K5/061

    摘要: There are disclosed a first gasketed cover which has excellent sealing properties and comprises a cover body composed of a thermoplastic resin and a gasket composed of a thermoplastic elastomer and integrated with the cover body; a second gasketed cover which has excellent sealing properties and is capable of preventing the generation of noises due the vibration of the cover and which comprises a cover body, a gasket composed of an elastic body and integratedly attached to the cover body, and a member composed of the elastic body of a type same as or different from that in the gasket and integratedly installed on at least part of the cover body plane portion excluding the gasket portion; an electronic equipment cover which is capable of preventing pressure difference between the inside and the outside thereof and which comprises a cover body and a membrane composed of an elastic body and installed on a hole placed on the plane portion of the cover body, in which the cover body is integrated with the membrane; and processes for producing the first and second gasketed covers and the electronic equipment cover each by any of two-color molding method and inserting molding method.

    Process for producing ink-jet printer member
    8.
    发明授权
    Process for producing ink-jet printer member 有权
    喷墨打印机构件的制造方法

    公开(公告)号:US06383436B1

    公开(公告)日:2002-05-07

    申请号:US09181924

    申请日:1998-10-29

    IPC分类号: B29C4516

    摘要: A multi-color injection molding process for producing an ink-jet printer member having a plastic substrate and an elastic material layer that are integrally composited, by melt-injecting into a mold in turn, a material for a plastic substrate and an elastic material composed of a thermoplastic elastomer. The above process is well suited for the production of the ink-jet printer member such as an ink tank valve for supplying a recording head with an ink to be filled in an ink chamber, also of a sealing member which is installed at an ink supply port or on the main body of an ink-jet printer and prevents an ink from leaking through the ink supply port or through the recording head.

    摘要翻译: 一种多色注射成型方法,用于制造具有塑料基材和弹性材料层的喷墨打印机部件,所述喷墨打印机部件通过向模具中依次熔融注射用于塑料基材的材料和弹性材料组成的弹性材料组合 的热塑性弹性体。 上述方法非常适用于喷墨打印机构件的生产,例如用于向记录头提供要填充在墨室中的墨水的墨罐阀,以及安装在墨水供应器上的密封构件 端口或喷墨打印机的主体上,并防止油墨通过供墨口或通过记录头泄漏。

    Fluid supply valve
    9.
    发明授权

    公开(公告)号:US06550498B2

    公开(公告)日:2003-04-22

    申请号:US09908573

    申请日:2001-07-20

    IPC分类号: F16K1514

    摘要: There is disclosed a fluid supply valve comprising a disc-shaped valve body which is equipped with a fluid supply port in the central portion thereof and composed of an elastic material whose peripheral portion is reinforced and fixed with a rigid material, the fluid supply port being closed when the valve body abuts against a fixed valve seat placed so as to be opposite to the fluid supply port, and being opened when the valve body is separated from the fixed valve seat, wherein the disc shaped valve body is equipped further with a thin walled portion in the intermediate annular portion between the fluid supply port and the peripheral portion in the radial direction, and/or with an inflectional portion in the radial direction between the fluid supply port and the peripheral portion. According to the above constitution, it is made possible to minimize the reaction force at the time of the deformation of the valve body and thus to provide an ink tank valve capable of favorably supplying a recording head with a proper amount of ink.

    Fluid supply valve
    10.
    发明授权
    Fluid supply valve 有权
    流体供应阀

    公开(公告)号:US06394137B1

    公开(公告)日:2002-05-28

    申请号:US09330064

    申请日:1999-06-11

    IPC分类号: F16K1514

    摘要: There is disclosed a fluid supply value comprising a disc-shaped valve body which is equipped with a fluid supply port in the central portion thereof and composed of an elastic material whose peripheral portion is reinforced and fixed with a rigid material, the fluid supply port being closed when the valve body abuts against a fixed valve seat placed so as to be opposite to the fluid supply port, and being opened when the valve body is separated from the fixed valve seat, wherein the disc-shaped valve body is equipped further with a thin-walled portion in the intermediate annular portion between the fluid supply port and the peripheral portion in the radial direction, and/or with an inflectional portion in the radial direction between the fluid supply port and the peripheral portion. According to the above constitution, it is made possible to minimize the reaction force at the time of the deformation of the valve body and thus to provide an ink tank valve capable of favorably supplying a recording head with a proper amount of ink.

    摘要翻译: 公开了一种流体供给值,包括:盘状阀体,其在其中心部分配备有流体供给口,并且由周边部分用刚性材料加固固定的弹性材料构成;流体供给口为 当阀体抵靠与流体供给口相对放置的固定阀座时关闭,并且当阀体与固定阀座分离时打开,其中盘形阀体还配备有 在流体供给口和周边部之间的中间环状部的半径方向的薄壁部分和/或流体供给口与周边部之间的半径方向的偏转部。 根据上述结构,能够使阀体变形时的反作用力最小化,从而提供能够向记录头供给适量油墨的墨罐阀。