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    PUMP DEVICE AND SHIP PROPULSION MACHINE
    2.
    发明申请
    PUMP DEVICE AND SHIP PROPULSION MACHINE 有权
    泵装置和船舶推进机

    公开(公告)号：US20160257390A1

    公开(公告)日：2016-09-08

    申请号：US14862650

    申请日：2015-09-23

    Applicant: Showa Corporation

    Inventor： Hayato TSUTSUI ,  Takahiko SAITO ,  Atsushi KAGAWA

    IPC: B63H20/10 ,  F02B61/04

    CPC classification number: B63H20/10 ,  C23F13/06 ,  C23F2213/31 ,  F02B61/045

    Abstract: A pump device includes a first case, a second case, a sacrificial anode. The first case has a channel in which hydraulic fluid flows. The second case provides in contact with the first case. The sacrificial anode is coupled to one of the first case and the second case and suppresses corrosion of the first case and the second case. At least one of the first case and the second case includes an insulating section that interrupts electric coupling between the first case and the second case. The pump device further includes a valve member provided in the channel, controlling the flow of the hydraulic fluid flowing in the channel, and electrically coupling the first case and the second case.

    Abstract translation: 泵装置包括第一壳体，第二壳体，牺牲阳极。 第一种情况具有液压流体流动的通道。 第二种情况提供与第一种情况接触。 牺牲阳极耦合到第一壳体和第二壳体中的一个并且抑制第一壳体和第二壳体的腐蚀。 第一壳体和第二壳体中的至少一个包括中断第一壳体和第二壳体之间的电耦合的绝缘部分。 泵装置还包括设置在通道中的阀构件，控制在通道中流动的液压流体的流动，并且电耦合第一壳体和第二壳体。

    PUMP DEVICE AND TILT AND TRIM DEVICE FOR OUTBOARD MACHINE
    3.
    发明申请
    PUMP DEVICE AND TILT AND TRIM DEVICE FOR OUTBOARD MACHINE 有权
    泵外装置和倾斜装置和外壳装置

    公开(公告)号：US20160167759A1

    公开(公告)日：2016-06-16

    申请号：US14658775

    申请日：2015-03-16

    Applicant: Showa Corporation

    Inventor： Hayato TSUTSUI ,  Takahiko SAITO

    IPC: B63H20/08 ,  F04B7/02 ,  F04B17/05 ,  F04B53/10 ,  F04B23/06 ,  F04B53/14 ,  F04B53/16 ,  F04B1/02 ,  F04B23/02

    CPC classification number: F04B53/10 ,  B63H20/08 ,  B63H20/10 ,  F04B7/02 ,  F04B17/05 ,  F04B23/02 ,  F04B23/06 ,  F04B53/14 ,  F04B53/16 ,  F15B11/17 ,  F15B2211/20561 ,  F15B2211/20576

    Abstract: A pump device includes a first pump that includes a first discharge portion and a second discharge portion, a first flow path that connects the first discharge portion and a first chamber of a cylinder, a second flow path that connects the second discharge portion and a second chamber of the cylinder, a second pump that includes a third discharge portion and a fourth discharge portion, a third flow path that connects the third discharge portion and the first chamber, a fourth flow path that connects the fourth discharge portion and the second chamber, a branch path that branches from the third flow path and reaches the tank, and an opening valve that opens the branch path, the opening valve being disposed in the branch path so as to open the branch path when a pressure in the second chamber is higher than a predetermined pressure.

    Abstract translation: 一种泵装置，包括：第一泵，其包括第一排出部和第二排出部;连接第一排出部和第一室的第一流路;将第二排出部与第二排出部连接的第二流路; 第二泵，包括第三排出部和第四排出部，连接第三排出部和第一室的第三流路，连接第四排出部和第二室的第四流路， 从第三流路分支并到达罐的分支路径和打开分支路径的打开阀，打开阀设置在分支路径中，以便当第二室中的压力较高时打开分支路径 比预定压力。

    TILT-ANGLE ADJUSTING APPARATUS AND SHIP PROPULSION MACHINE
    4.
    发明申请
    TILT-ANGLE ADJUSTING APPARATUS AND SHIP PROPULSION MACHINE 有权
    倾斜角调整装置和船舶推进机

    公开(公告)号：US20140288735A1

    公开(公告)日：2014-09-25

    申请号：US14034804

    申请日：2013-09-24

    Applicant: SHOWA CORPORATION

    Inventor： Narimasa HOSOYA ,  Hayato TSUTSUI ,  Shinya HORIE

    IPC: B63H21/21

    CPC classification number: B63H20/10

    Abstract: To provide a technique capable of adjusting a tilt angle of a ship propulsion machine body with respect to a hull to a tilt angle suitable for a travelling state easily and with high accuracy. A motor adjusting a tilt angle of a ship propulsion machine body with respect to a hull and a control device controlling drive of the motor so as to change the tilt angle in accordance with an output from a hull angle sensor detecting a hull angle as an angle of the hull with respect to the water surface are included.

    Abstract translation: 提供一种能够容易地且高精度地将船舶推进机体相对于船体的倾斜角度调整到适合行驶状态的倾斜角度的技术。 调整船舶推进机体相对于船体的倾斜角度的电机和控制电动机驱动的控制装置，以便根据检测船体角度的船体角传感器的输出改变倾斜角度作为角度 包括船体相对水面。

    PUMP DEVICE AND HYDRAULIC ACTUATOR
    5.
    发明申请
    PUMP DEVICE AND HYDRAULIC ACTUATOR 有权
    泵装置和液压执行器

    公开(公告)号：US20150275930A1

    公开(公告)日：2015-10-01

    申请号：US14517389

    申请日：2014-10-17

    Applicant: Showa Corporation

    Inventor： Hayato TSUTSUI ,  Takeshi UEKI ,  Shinya HORIE ,  Kazuhiko SADAKATA

    IPC: F15B11/028 ,  F04B19/00

    CPC classification number: F15B11/028 ,  F04B19/00 ,  F04B49/22 ,  F04B53/10 ,  F04B53/1095 ,  F15B15/18 ,  F15B2211/205 ,  F15B2211/20561 ,  F15B2211/27 ,  F15B2211/30 ,  F15B2211/3051 ,  F15B2211/50518 ,  F15B2211/511 ,  F15B2211/56 ,  F15B2211/7053

    Abstract: Provided is a pump device and a hydraulic actuator that can reduce the number of steps of performance measurement. The pump device includes: a switching valve for switching a flow of oil to a first chamber or a second chamber of a cylinder device, the inside of which is segmented into the first chamber and the second chamber by a piston; an up blow valve (first chamber-side relief valve) that relieves pressure of a first chamber-side flow path connected to the first chamber; and a down blow valve (second chamber-side relief valve) that relieves pressure of a second chamber-side flow path connected to the second chamber.

    Abstract translation: 提供了可以减少性能测量步骤数量的泵装置和液压致动器。 泵装置包括：切换阀，用于将油流切换到气缸装置的第一室或第二室，其内部通过活塞分段成第一室和第二室; 一个减轻连接到第一室的第一室侧流路的压力的上吹阀（第一室侧溢流阀）; 以及减轻连接到第二室的第二室侧流路的压力的下吹阀（第二室侧溢流阀）。

    PUMP DEVICE AND HYDRAULIC ACTUATOR
    6.
    发明申请
    PUMP DEVICE AND HYDRAULIC ACTUATOR 审中-公开
    泵装置和液压执行器

    公开(公告)号：US20150275929A1

    公开(公告)日：2015-10-01

    申请号：US14517271

    申请日：2014-10-17

    Applicant: Showa Corporation

    Inventor： Hayato TSUTSUI ,  Nobuaki TANAKA ,  Takeshi UEKI

    IPC: F15B11/028 ,  F04B39/08

    CPC classification number: F15B11/028 ,  F04B39/08 ,  F04C2/086 ,  F04C2/18 ,  F04C15/066 ,  F15B13/01 ,  F15B15/18 ,  F15B2211/205 ,  F15B2211/30 ,  F15B2211/50554 ,  F15B2211/511 ,  F15B2211/565 ,  F15B2211/7053

    Abstract: A first case accommodating a first check valve of a switching valve switching a flow of hydraulic fluid to one of a first chamber and a second chamber of a cylinder device, an inside of which is segmented into the first chamber and the second chamber by a piston, and a second case which is stacked on the first case and in which a first actuation valve of the switching valve is accommodated to be displaced in a direction of stacking the first case are provided. A first valve chamber, accommodating the first actuation valve, of the second case has a pressure receiving surface on which pressure of hydraulic fluid that acts on the first valve chamber acts toward the first case.

    Abstract translation: 容纳切换阀的第一止回阀的第一壳体，其将液压流体的流动切换到气缸装置的第一室和第二室中的一个，其内部通过活塞分割成第一室和第二室 并且设置堆叠在第一壳体上并且其中容纳转换阀的第一致动阀以沿着堆叠第一壳体的方向移位的第二壳体。 容纳第二壳体的第一致动阀的第一阀室具有压力接收表面，作用在第一阀室上的液压流体的压力朝向第一壳体起作用。

    PISTON STRUCTURE BODY AND LIFTING DEVICE OF WATERCRAFT PROPULSION APPARATUS
    7.
    发明申请
    PISTON STRUCTURE BODY AND LIFTING DEVICE OF WATERCRAFT PROPULSION APPARATUS 审中-公开

    公开(公告)号：US20200283111A1

    公开(公告)日：2020-09-10

    申请号：US16570598

    申请日：2019-09-13

    Applicant: Showa Corporation

    Inventor： Hayato TSUTSUI ,  Nobuaki TANAKA

    IPC: B63H20/10 ,  F15B15/14 ,  F02B61/04

    Abstract: A piston structure body includes: a piston that includes a through hole, an inner circumferential portion, and an outer circumferential portion, the through hole being a hole that is formed to penetrate the piston axially through a center of a first face that is an end face on one end side in an axial direction, the inner circumferential portion defining the through hole and connected to the first face, the outer circumferential portion disposed to surround the inner circumferential portion and connected to the first face; and a piston rod that is inserted through the through hole. A first end face that is an end face of the inner circumferential portion on a back face side of the first face is positioned more closely to the first face than a second end face that is an end face of the outer circumferential portion on the back face side.

    TRIM AND TILT APPARATUS FOR MARINE VESSEL PROPULSION MACHINE
    9.
    发明申请
    TRIM AND TILT APPARATUS FOR MARINE VESSEL PROPULSION MACHINE 有权
    海运船用推土机TRIM和倾斜装置

    公开(公告)号：US20140295719A1

    公开(公告)日：2014-10-02

    申请号：US14059630

    申请日：2013-10-22

    Applicant: SHOWA CORPORATION

    Inventor： Hayato TSUTSUI ,  Shinya HORIE ,  Nobuaki TANAKA ,  Takeshi UEKI

    IPC: B63H20/10

    CPC classification number: B63H20/10

    Abstract: A trim and tilt apparatus for a marine vessel propulsion machine includes: a cylinder having a cylinder chamber; a piston rod that is telescopically inserted into the cylinder chamber; and a hydraulic oil supply and discharge device that supplies and discharges hydraulic oil to and from the cylinder chamber, the trim and tilt apparatus allowing the marine vessel propulsion machine to perform a trim operation and a tilt operation, and the hydraulic oil supply and discharge device includes: a plurality of discharge units for simultaneously discharging the hydraulic oil; and a switching unit for switching between a case where the cylinder chamber is supplied with the hydraulic oil discharged by a part of the plurality of discharge units, and a case where the cylinder chamber is not supplied with the hydraulic oil discharged by the part of the plurality of discharge units.

    Abstract translation: 一种用于船用船舶推进机的装饰和倾斜装置包括：具有气缸室的气缸; 可伸缩地插入气缸室中的活塞杆; 以及向液压缸室供给和排出液压油的液压油供给和排出装置，允许船用船舶推进机进行修整操作和倾斜操作的装配倾斜装置，以及液压油供给和排出装置 包括：用于同时排出液压油的多个排放单元; 以及切换单元，用于切换在气缸室被供给由多个排出单元的一部分排出的液压油的情况下，以及气缸室未被供给由所述多个排出单元的一部分排出的液压油的情况 多个放电单元。

    OUTBOARD MOTOR RAISING/LOWERING DEVICE
    10.
    发明申请
    OUTBOARD MOTOR RAISING/LOWERING DEVICE 审中-公开

    公开(公告)号：US20190291838A1

    公开(公告)日：2019-09-26

    申请号：US16438051

    申请日：2019-06-11

    Applicant: SHOWA CORPORATION

    Inventor： Takahiko SAITO ,  Yoshimitsu KOMURO ,  Hayato TSUTSUI

    IPC: B63H20/10 ,  B63H20/02

    Abstract: Provided is an outboard motor raising and lowering apparatus that is capable of automatically changing the speed of raising/lowering an outboard motor according to a status of the outboard motor. The outboard motor raising and lowering apparatus (1) includes: a first fluid passage that connects a pump (42), a second chamber(s) of one or more tilt cylinders (14), and a second chamber(s) of one or more trim cylinders (12); a second fluid passage that is connected to the first chamber of at least one of the one or more trim cylinders; a switching valve (60) provided at the second fluid passage; and a control section (100) configured to control the switching valve with reference to a watercraft status signal.

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