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    • 2. 发明申请
    • LIQUID EJECTION HEAD AND LIQUID EJECTION APPARATUS
    • 液体喷射头和液体喷射装置
    • US20080030552A1
    • 2008-02-07
    • US11831757
    • 2007-07-31
    • Yasuyuki MATSUMOTOTetsushi TAKAHASHIAkira MATSUZAWA
    • Yasuyuki MATSUMOTOTetsushi TAKAHASHIAkira MATSUZAWA
    • B41J2/045
    • B41J2/14233B41J2002/14241B41J2002/14419B41J2002/14491
    • A liquid ejection head including: a flow-channel forming substrate having a pressure generating chamber which communicates with a liquid supply channel which communicates with one end of the pressure generating chamber in terms of a first direction so as to have a first length for supplying liquid to the pressure generating chamber; and a pressure generating unit that causes the change in pressure in the pressure generating chamber, wherein the liquid supply channel is formed by narrowing the width of the pressure generating chamber in a second direction substantially perpendicular to the first direction so as to have a second length shorter than the first length, a stepped surface is formed between the side surface of the pressure generating chamber in the second direction and the side surface of the liquid supply channel in the second direction, and wherein a bridge is provided at a corner defined by the stepped surface, the side surface of the pressure generating chamber in the second direction on the stepped surface side, and one of the surfaces of the pressure generating chamber in a third direction which is orthogonal to the first direction and the second direction of the flow-channel forming substrate for bridging the corner.
    • 一种液体喷射头,包括:流路形成基板,具有压力产生室,该压力产生室与液体供应通道连通,该液体供应通道在第一方向上与压力产生室的一端连通,以便具有用于供应液体的第一长度 到压力发生室; 以及压力发生单元,其导致压力发生室中的压力变化,其中通过使压力发生室的宽度在基本上垂直于第一方向的第二方向上变窄而形成液体供给通道,以具有第二长度 比第一长度短,在第二方向的压力发生室的侧面与第二方向的液体供给路径的侧面之间形成台阶面,并且在由 压力发生室的侧表面在阶梯表面侧的第二方向上,并且压力发生室的表面中的一个表面在与第一方向和第二方向垂直的第三方向上, 用于桥接拐角的通道形成衬底。
    • 3. 发明申请
    • Hemming machine and inspecting method thereof
    • 起重机及其检查方法
    • US20070193325A1
    • 2007-08-23
    • US11704915
    • 2007-02-12
    • Yasuyuki Matsumoto
    • Yasuyuki Matsumoto
    • B21D11/00
    • B21D39/021
    • A hemming machine is provided with a frame, a hemming tool support structure and a swinging drive structure. The hemming tool support structure is rotatably coupled to the frame to rotate about a center rotation axis. The hemming tool support structure includes a hemming tool disposed at a first location such that the hemming tool moves towards and away from an edge part of a workpiece that is supported on a die upon rotation of the hemming tool support structure. The swinging drive structure transmits a rotational driving force to the hemming tool support structure via a releasable connection located on a side of the center rotation axis that is opposite of the hemming tool. The releasable connection is configured to release the swinging drive structure to allow further rotational movement of the hemming tool away from the die.
    • 卷边机设置有框架,折边工具支撑结构和摆动驱动结构。 折边工具支撑结构可旋转地联接到框架以围绕中心旋转轴线旋转。 卷边工具支撑结构包括折叠工具,该折边工具设置在第一位置,使得折边工具朝向和离开工件的边缘部分移动,所述边缘部分在折边工具支撑结构旋转时被支撑在模具上。 摆动驱动结构通过位于与折边工具相对的中心旋转轴线侧的可释放连接件将旋转驱动力传递到折边工具支撑结构。 可释放连接构造成释放摆动驱动结构以允许折边工具进一步旋转移动远离模具。
    • 5. 发明授权
    • Liquid ejecting head and liquid ejecting apparatus
    • 液体喷头和液体喷射装置
    • US08061813B2
    • 2011-11-22
    • US11854359
    • 2007-09-12
    • Akira MatsuzawaMutsuhiko OtaTetsushi TakahashiYasuyuki Matsumoto
    • Akira MatsuzawaMutsuhiko OtaTetsushi TakahashiYasuyuki Matsumoto
    • B41J2/05
    • B41J2/14233B41J2/045B41J2202/11
    • A liquid ejecting head that includes a fluid channel formation substrate and pressure generation units. The fluid channel formation substrate is made of a silicon single crystal substrate having a crystal face orientation of. The fluid channel formation substrate has a plurality of separate flow channels that include at least pressure generation chambers demarcated by partition walls, each of the pressure generation chambers being in communication with a nozzle opening that ejects liquid drops. The fluid channel formation substrate further has a communication portion that is in communication with each of the separate flow channels. The pressure generation units are provided so as to correspond to the pressure generation chambers and generate a pressure change in the pressure generation chambers so as to cause ejection of liquid drops.
    • 一种液体喷射头,其包括流体通道形成基板和压力产生单元。 流体通道形成基板由具有晶面取向的硅单晶基板制成。 流体通道形成基板具有多个单独的流动通道,至少包括通过分隔壁划分的压力产生室,每个压力产生室与喷射液滴的喷嘴开口连通。 流体通道形成基板还具有与每个分离的流动通道连通的通信部分。 压力发生单元设置成对应于压力产生室,并且在压力产生室中产生压力变化,从而引起液滴喷射。
    • 6. 发明授权
    • Liquid ejection head and liquid ejection apparatus
    • 液体喷射头和液体喷射装置
    • US07789495B2
    • 2010-09-07
    • US11831757
    • 2007-07-31
    • Yasuyuki MatsumotoTetsushi TakahashiAkira Matsuzawa
    • Yasuyuki MatsumotoTetsushi TakahashiAkira Matsuzawa
    • B41J2/045
    • B41J2/14233B41J2002/14241B41J2002/14419B41J2002/14491
    • A liquid ejection head including: a flow-channel forming substrate having a pressure generating chamber which communicates with a liquid supply channel which communicates with one end of the pressure generating chamber in terms of a first direction so as to have a first length for supplying liquid to the pressure generating chamber; and a pressure generating unit that causes the change in pressure in the pressure generating chamber, wherein the liquid supply channel is formed by narrowing the width of the pressure generating chamber in a second direction substantially perpendicular to the first direction so as to have a second length shorter than the first length, a stepped surface is formed between the side surface of the pressure generating chamber in the second direction and the side surface of the liquid supply channel in the second direction, and wherein a bridge is provided at a corner defined by the stepped surface, the side surface of the pressure generating chamber in the second direction on the stepped surface side, and one of the surfaces of the pressure generating chamber in a third direction which is orthogonal to the first direction and the second direction of the flow-channel forming substrate for bridging the corner.
    • 一种液体喷射头,包括:流路形成基板,具有压力产生室,该压力产生室与液体供应通道连通,该液体供应通道在第一方向上与压力产生室的一端连通,以便具有用于供应液体的第一长度 到压力发生室; 以及压力发生单元,其导致压力发生室中的压力变化,其中通过使压力发生室的宽度在基本上垂直于第一方向的第二方向上变窄而形成液体供给通道,以具有第二长度 比第一长度短,在第二方向的压力发生室的侧面与第二方向的液体供给路径的侧面之间形成台阶面,并且在由 压力发生室的侧表面在阶梯表面侧的第二方向上,并且压力发生室的表面中的一个表面在与第一方向和第二方向垂直的第三方向上, 用于桥接拐角的通道形成衬底。
    • 8. 发明申请
    • METHOD FOR MANUFACTURING A LIQUID JET HEAD, A LIQUID JET HEAD, AND A LIQUID JET APPARATUS
    • 液体喷射头,液体喷射头和液体喷射装置的制造方法
    • US20090181329A1
    • 2009-07-16
    • US12350780
    • 2009-01-08
    • Yasuyuki Matsumoto
    • Yasuyuki Matsumoto
    • G03F7/00B41J2/04
    • B41J2/161B41J2/055B41J2/162B41J2/1623B41J2/1628B41J2/1631B41J2/1632B41J2/1642B41J2/1646B41J2002/14241B41J2002/14419
    • When a liquid passage is formed by etching a passage forming substrate by using a protective film formed on the surface of the passage forming substrate, there are provided a first step of forming the protective film, as a process of forming the protective film having a predetermined pattern, a second step of forming a resist film by applying a positive resist on the protective film and subjecting the positive resist to pre-baking, a third step of selectively removing the resist film by selectively exposing and developing the resist, a fourth step of selectively removing the protective film by performing dry etching at a temperature equal to or lower than a temperature at which the pre-baking is performed, a fifth step of removing a degeneration layer formed on the surface of the resist film in the third step, and a sixth step of removing the resist film by again exposing and developing the resist film.
    • 当通过使用形成在通道形成基板的表面上的保护膜来蚀刻通道形成基板来形成液体通道时,提供形成保护膜的第一步骤,作为形成具有预定的保护膜的保护膜的工艺 图案,通过在保护膜上施加正性抗蚀剂并对正性抗蚀剂进行预烘焙来形成抗蚀剂膜的第二步骤,通过选择性地曝光和显影抗蚀剂来选择性地除去抗蚀剂膜的第三步骤,第四步骤 通过在等于或低于进行预烘烤的温度的温度下进行干蚀刻来选择性地除去保护膜;第五步骤,除去在第三步骤中形成在抗蚀膜的表面上的退化层,以及 通过再次曝光和显影抗蚀剂膜来去除抗蚀剂膜的第六步骤。