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1. 发明授权

US4456310A Hydraulic pump and anti-skid brake system 失效
标题翻译：液压泵和防滑制动系统
公开(公告)号：US4456310A
公开(公告)日：1984-06-26
申请号：US263347
申请日：1981-05-13
申请人： Tsutomu Hayashi , Masaie Kato , Mitsuru Saito
发明人： Tsutomu Hayashi , Masaie Kato , Mitsuru Saito
IPC分类号： B60T8/32 , B60T8/36 , B60T8/40 , B60T8/42 , B60T11/16 , B62L3/02 , B62L3/08 , F04B49/08 , B60T8/02
CPC分类号： F04B49/08 , B60T11/16 , B60T8/3225 , B60T8/3685 , B60T8/4004 , B60T8/4031 , B60T8/4233 , B62L3/023 , B62L3/08
摘要： A hydraulic pump with an unloading function which comprises a pump body, a spring chamber formed in the pump body and communicating with a fluid reservoir, a pump chamber formed in the pump body and communicating with the spring chamber and an accumulator through a suction valve and a delivery valve, respectively. An operation chamber is also formed in the pump body and accommodates a drive member such as a pump drive shaft. A plunger slidably extending through a first partition between the spring chamber and the pump chamber, and a tappet having a smaller diameter than that of the plunger and slidably extends through a second partition between the pump chamber and the operation chamber to abut against the plunger. A spring is accommodated in the spring chamber and is adapted to apply a predetermined resilient force to the plunger to bias it toward the tappet.
摘要翻译：一种具有卸载功能的液压泵，包括泵体，形成在泵体中并与流体储存器连通的弹簧室，形成在泵体中并与弹簧室连通的泵室和通过吸入阀与蓄能器连通的泵室，一个输送阀。操作室也形成在泵体内并且容纳诸如泵驱动轴的驱动构件。可滑动地延伸穿过弹簧室和泵室之间的第一分隔件的柱塞和具有比柱塞直径小的直径的挺杆，并且可滑动地延伸穿过泵室和操作室之间的第二隔板以抵靠柱塞。弹簧容纳在弹簧室中，并且适于向柱塞施加预定的弹性力以将其朝向挺杆偏置。

2. 发明授权

US4781022A Swash plate type hydraulic system 失效
标题翻译：斜盘式液压系统
公开(公告)号：US4781022A
公开(公告)日：1988-11-01
申请号：US5043
申请日：1987-01-20
申请人： Tsutomu Hayashi , Nobuyuki Yagigaya , Masaie Kato , Kazuhiko Nakamura , Yoshihiro Yoshida , Yoshihiro Nakajima , Mitsuru Saito
发明人： Tsutomu Hayashi , Nobuyuki Yagigaya , Masaie Kato , Kazuhiko Nakamura , Yoshihiro Yoshida , Yoshihiro Nakajima , Mitsuru Saito
IPC分类号： F16H39/14 , F16D33/00
CPC分类号： F16H39/14
摘要： In a swash plate type hydraulic system such as a hydraulic pump, a hydraulic motor of the like, a group of cylinder bores in which plungers engaging a swash plate are slidably received are annularly arranged in a cylinder block, and higher and lower pressure oil passages are concentrically provided in the cylinder block. Further, a group of distributor valves are provided in the cylinder block in a radially arranged configuration for controlling the connection and disconnection between the higher and lower pressure oil passages and the group of cylinder bores by radial reciprocating motion of the valves, and an eccentric wheel is provided eccentrically with respect to the center of rotation of the cylinder block to abut against the outer ends of the distributor valves so as to impart a reciprocating motion to each of the distributor valves. A shifting device is provided for changing the eccentric relationship between the eccentric wheel and the cylinder block.
摘要翻译：在诸如液压泵，液压马达等斜盘式液压系统中，可滑动地容纳有与斜板接合的柱塞的一组气缸孔环形地布置在气缸体中，以及较高和较低压力的油路同心地设置在气缸体中。此外，一组分配阀以径向布置的形式设置在气缸体中，用于通过阀的径向往复运动来控制高压油路和低压油路与一组缸孔之间的连接和断开，偏心轮相对于气缸体的旋转中心偏心地设置以抵靠分配器阀的外端，以便向每个分配阀施加往复运动。提供换档装置，用于改变偏心轮与气缸体之间的偏心关系。

3. 发明授权

US4421359A Vehicular anti-lock brake device 失效
标题翻译：车载防抱死制动装置
公开(公告)号：US4421359A
公开(公告)日：1983-12-20
申请号：US268133
申请日：1981-05-29
申请人： Tsutomu Hayashi , Masaie Kato , Mitsuru Saito
发明人： Tsutomu Hayashi , Masaie Kato , Mitsuru Saito
IPC分类号： B60T8/32 , B60T8/40 , B60T8/48 , B60T8/26
CPC分类号： B60T8/4004 , B60T8/3225
摘要： An improved anti-lock brake device of simple and compact construction adapted for use with a motorcycle having front and rear master cylinders for actuating front and rear wheel brakes, respectively. The front master cylinder has a first brake chamber for producing a brake torque for a front road wheel and a first control chamber for controlling the brake torque so as to prevent locking of the front wheel. The rear master cylinder has a second brake chamber for producing a brake torque for a rear road wheel and a second control chamber for controlling the brake torque so as to prevent locking of the rear wheel. The control chambers are each in communication with a single common source of oil pressure through a first control valve and with an oil tank through a second control valve.
摘要翻译：一种改进的防抱死制动装置，其结构简单紧凑，适用于具有分别用于驱动前轮和后轮制动器的前和后主缸的摩托车。前主缸具有用于产生用于前轮的制动扭矩的第一制动室和用于控制制动转矩的第一控制室，以防止前轮的锁定。后主缸具有用于产生用于后轮的制动力矩的第二制动室和用于控制制动转矩的第二控制室，以防止后轮的锁定。控制室各自通过第一控制阀和通过第二控制阀的油箱与单个共同的油压源连通。

4. 发明授权

US5584214A Transmission having a static, hydraulic continuously-variable-speed transmission mechanism 失效
标题翻译：变速器具有静态液压连续变速传动机构
公开(公告)号：US5584214A
公开(公告)日：1996-12-17
申请号：US325590
申请日：1994-10-19
申请人： Tsutomu Hayashi , Mitsuru Saito , Yoshihiro Yoshida , Hiroyuki Kikuchi , Yoshihiro Nakajima
发明人： Tsutomu Hayashi , Mitsuru Saito , Yoshihiro Yoshida , Hiroyuki Kikuchi , Yoshihiro Nakajima
IPC分类号： F16H39/14 , F16H47/02
CPC分类号： F16H39/14 , Y10T74/19149 , Y10T74/19158 , Y10T74/2186
摘要： A transmission with a static, hydraulic continuously-variable-speed transmission mechanism comprising a hydraulic circuit having a closed circuit, a hydraulic pump connected on the crankshaft of an engine, and a hydraulic motor having a motor output shaft coaxial with the axis of rotation of the hydraulic pump, and contained in a casing with its axis extended in parallel to that of the crankshaft. The static, hydraulic continuously-variable-speed transmission mechanism has a small construction and has an increased degree of freedom of selection of speed change ratio. An output shaft, i.e., the final output shaft of a transmission is supported for rotation on a casing with its axis extended in parallel to that of a static, hydraulic continuously-variable-speed transmission mechanism. A motor output shaft and the output shaft can be interlocked by a reduction mechanism.
摘要翻译：具有静态，液压连续变速传动机构的变速器，包括具有闭合回路的液压回路，连接在发动机曲轴上的液压泵以及具有与转轴轴线同轴的马达输出轴的液压马达液压泵，并且容纳在壳体中，其轴线平行于曲轴的轴线延伸。静液压连续变速传动机构结构小，变速比选择自由度更高。输出轴，即变速器的最终输出轴被支撑以便在壳体上旋转，其轴线平行于静态液压无级变速传动机构的轴线延伸。电动机输出轴和输出轴可通过减速机构互锁。

5. 发明授权

US5085053A Swashplate assembly for a swashplate type hydraulic pressure device 失效
标题翻译： SWASHPLATE型液压压力装置的冲洗装置
公开(公告)号：US5085053A
公开(公告)日：1992-02-04
申请号：US483277
申请日：1990-02-20
申请人： Tsutomu Hayashi , Noritaka Koga , Kiyoshi Katahira , Atuo Hojo , Toshifumi Ito , Mitsuru Saito , Yoshihiro Nakajima , Shinkichi Miyazawa , Yoshihiro Yoshida
发明人： Tsutomu Hayashi , Noritaka Koga , Kiyoshi Katahira , Atuo Hojo , Toshifumi Ito , Mitsuru Saito , Yoshihiro Nakajima , Shinkichi Miyazawa , Yoshihiro Yoshida
IPC分类号： B62M19/00 , F02B61/02 , F02B75/02 , F02B75/16 , F02B75/18 , F02B75/24 , F02F1/24 , F04B1/20 , F04B1/22 , F16H39/14
CPC分类号： F02B61/02 , B62M19/00 , F02B75/16 , F04B1/205 , F04B1/22 , F16H39/14 , F02B2075/027 , F02B2075/1824 , F02B75/243 , F02F2001/245
摘要： A power train for vehicles having a swashplate type continuously variable transmission having a swashplate hydraulic pump and a swashplate hydraulic motor, a transmission cylinder therebetween with a plurality of pump plunger holes and motor plunger holes formed therein. The transmission cylinder is rotatable about an axis and is coupled with the crankshaft of the engine. The pump swashplate is rotatable and disposed at an angle to the axis of the transmission cylinder and is coupled with pump plungers. A motor swashplate which is variably inclined relative to the axis of the cylinder and includes motor plungers associated with the cylinder. The swashplates have a number of spherical protruding portions which are abutted by spherical concave portions on the plungers with the concavities having a larger radius of curvature than the protruding portions with engagement varying from radially outwardly to radially inwardly of the axes of the plungers relative to the cylinder and radial forces are diametrically disposed to center the swashplate.

6. 再颁专利

USRE33455E Swashplate assembly for a swashplate type hydraulic pressure device 失效
标题翻译：用于斜盘式液压装置的斜盘组件
公开(公告)号：USRE33455E
公开(公告)日：1990-11-27
申请号：US272067
申请日：1988-11-15
申请人： Tsutomu Hayashi , Mitsuru Saito , Yoshihiro Yoshida
发明人： Tsutomu Hayashi , Mitsuru Saito , Yoshihiro Yoshida
IPC分类号： F01B3/00 , F04B1/12 , F04B1/14 , F16H39/14 , F16H61/40 , F16H61/42 , F16H61/423
CPC分类号： F16H61/423 , F01B3/007 , F04B1/124 , F04B1/146 , F16H39/14 , F16H61/40
摘要： A swashplate type hydraulic pressure device comprising a cylinder and a swashplate which is rotatable relative to the cylinder and rotatably supported on a holder, the cylinder having a number of plungers disposed thereon axially slidably in an annular arrangement, in which a spherical end is formed at that extreme end of each plunger which is in abutment with the swashplate, and the swashplate is provided with a spherical concave portion for engagement with the spherical end. By cooperation between the spherical concave portions and the ends, the cylinder rotates synchronously with the swashplate and an aligning action is imparted to the swashplate from the group of plungers of the cylinder.

7. 发明授权

US4745748A Clutch valve system for static hydraulic continuously variable transmission 失效
标题翻译：离合器阀门系统用于静态液压无级变速器
公开(公告)号：US4745748A
公开(公告)日：1988-05-24
申请号：US68734
申请日：1987-06-30
申请人： Tsutomu Hayashi , Kazuhito Ito , Yoshihiro Yoshida , Mitsuru Saito
发明人： Tsutomu Hayashi , Kazuhito Ito , Yoshihiro Yoshida , Mitsuru Saito
IPC分类号： F16H39/14 , F16H61/40 , F16H61/4043 , F16H61/42 , F16H61/423 , F16D39/00
CPC分类号： F16H61/423 , F16H39/14 , F16H61/40 , F16H61/4043
摘要： A clutch valve system for use in a static hydraulic continuously variable transmission in which a hydraulic closed circuit is formed between a swashplate type hydraulic pump and a swashplate type hydraulic motor, wherein a first annular oil chamber and a second annular oil chamber are concentrically defined in the pump cylinder adjacent to annularly arranged cylinder bores of a pump cylinder in the hydraulic pump, the first oil chamber being adapted to be connected to the cylinder bores which are in a discharge stroke and the second oil chamber being adapted to be connected to the cylinder bores which are in a suction stroke; a plurality of clutch valves are radially arranged in the pump cylinder for providing the communication or discommunication between both the oil chambers by the radial movement thereof; and a clutch control ring engaged with the clutch valves for relative rotation therebetween so as to surround these clutch valves is pivoted on a fixing structure for pivotal movement between a clutch ON position in which it brings all the clutch valves into a closed state in the diametrical direction of the pump cylinder and a clutch OFF position in which it brings some of the clutch valves into an opened state.
摘要翻译：一种用于静态液压无级变速器的离合器阀系统，其中在斜盘式液压泵和斜盘式液压马达之间形成液压闭合回路，其中第一环形油室和第二环形油室同心地限定在所述泵缸邻近所述液压泵中的泵缸的环形布置的气缸孔，所述第一油室适于连接到处于排出行程的所述气缸孔，并且所述第二油室适于连接到所述气缸处于吸入冲程的孔; 多个离合器阀在径向设置在泵缸中，用于通过其径向运动来提供两个油室之间的连通或不连通; 并且离合器控制环与离合器阀相接合，以便围绕这些离合器阀，以便围绕这些离合器阀枢转在用于在离合器接通位置之间枢转运动的固定结构，其中所有离合器将所有离合器阀置于直径泵气缸的方向和离合器关闭位置，在该位置使一些离合器阀处于打开状态。

8. 发明授权

US5060477A Hydrostatic continuously variable transmission with a set of pump distributor valves, a set of motor distributor valves and a set of clutch valves arranged radiately with and circumferentially alternating with the motor distributor valves 失效
标题翻译：具有一组泵分配阀的静液压无级变速器，一组电动机分配阀和一组离合器阀，其与电动机分配器阀门辐射和周向交替排列
公开(公告)号：US5060477A
公开(公告)日：1991-10-29
申请号：US615611
申请日：1990-11-19
申请人： Tsutomu Hayashi , Mitsuru Saito
发明人： Tsutomu Hayashi , Mitsuru Saito
IPC分类号： F16H39/14
CPC分类号： F16H39/14
摘要： In a hydrostatic continuously variable transmission comprising an annular inner oil passage and an annular outer oil passage which are formed in the cylinder block between a large number of cylinder bores in the pump cylinder and a large number of cylinder bores in the motor cylinder so as to surround an axis of the cylinder block, large numbers of first and second distributor valves disposed radiately in the cylinder block and adapted to be reciprocally moved radially of the cylinder block, and a first and a second eccentric ring engaged with the first and second distributor valves, respectively, a large number of clutch valves are arranged radiately and circumferentially alternatively with the second distributor valves in the cylinder block and adapted to be reciprocally moved between radially inner and outer positions in the cylinder block to short-circuit the oil passages when the reciprocation stroke thereof exceeds a given value. The clutch valves are engaged with the second eccentric ring together with the second distributor valves, and the second eccentric ring are movable so that it can be moved between a clutch-on position in which it provides a normal reciprocal movement to the second distributor valves and a clutch-off position in which the clutch valves are reciprocally moved to a position to short-circuit the oil passage.
摘要翻译：在一种静液压无级变速器中，其包括环形内油道和环形外油道，该环形内油道和环形外油道形成在缸缸中的大量缸孔与马达缸中的大量气缸孔之间的气缸体中，从而围绕气缸体的轴线，大量第一和第二分配器阀门设置在气缸体中，并且适于沿气缸体的径向往复运动，以及与第一和第二分配阀接合的第一和第二偏心环大量的离合器阀与气缸体中的第二分配器阀门周向交替设置，并且适于在气缸体的径向内部和外部位置之间往复运动，以便当往复运动时使油路短路其行程超过给定值。离合器阀与第二分配阀一起与第二偏心环接合，第二偏心环可移动，使得其可以在离合器接合位置之间移动，在离合器接合位置中，其向第二分配阀提供正常的往复运动，离合器阀往复移动到使油路短路的位置的离合器关闭位置。

9. 发明授权

US4845951A Static hydraulic continuously variable transmission 失效
标题翻译：静液压无级变速器
公开(公告)号：US4845951A
公开(公告)日：1989-07-11
申请号：US150442
申请日：1988-02-05
申请人： Tsutomu Hayashi , Kazuhito Ito , Yoshihiro Yoshida , Mitsuru Saito
发明人： Tsutomu Hayashi , Kazuhito Ito , Yoshihiro Yoshida , Mitsuru Saito
IPC分类号： F16H39/14 , F16H61/40 , F16H61/42 , F16H61/423
CPC分类号： F16H39/14 , F16H61/40 , F16H61/423
摘要： A static hydraulic continuously variable transmission includes a cylinder block which is secured to an output shaft and comprises a pump cylinder of a hydraulic pump and a motor cylinder of a hydraulic motor, these cylinders being connected to each other, wherein, a number of pump cylinder bores and a number of motor cylinder bores are annularly arranged respectively in the pump cylinder and the motor cylinder and the transferring of a working oil between the group of the pump cylinder bores and the group of the motor cylinder bores is conducted through the medium of a pair of oil chambers which are concentrically provided around the output shaft communincation between these cylinder bores is controlled by a number of first and second dispensing valves extending between both the oil chambers and adapted to be reciprocally radially moved. There is no relatively sliding portion between the pump cylinder and the motor cylinder, making the transferring of the working oil reliable and providing a high transmitting efficiency.
摘要翻译：静态液压无级变速器包括固定到输出轴的气缸体，包括液压泵的泵气缸和液压马达的电机气缸，这些气缸彼此连接，其中，多个泵气缸孔和多个马达缸孔分别环形排列在泵缸和马达缸中，并且在泵缸孔组和马达缸孔组之间的工作油的传送通过介质同轴地设置在这些气缸孔之间的输出轴通信的一对油室由在两个油室之间延伸并适于往复径向移动的多个第一和第二分配阀来控制。在泵缸和电动缸之间没有相对滑动的部分，使得工作油的转移可靠并提供高的传动效率。

10. 发明授权

US4827721A Hydrostatic continuously variable transmission 失效
标题翻译：静液压无级变速器
公开(公告)号：US4827721A
公开(公告)日：1989-05-09
申请号：US112329
申请日：1987-10-22
申请人： Tsutomu Hayashi , Mitsuru Saito , Takushi Matsuto , Yoshihiro Nakajima , Kenji Sakakibara , Nobuyuki Yakigaya , Kazuhiko Nakamura
发明人： Tsutomu Hayashi , Mitsuru Saito , Takushi Matsuto , Yoshihiro Nakajima , Kenji Sakakibara , Nobuyuki Yakigaya , Kazuhiko Nakamura
IPC分类号： F16H39/10 , F16H61/40 , F16H61/42 , F16H61/425
CPC分类号： F16H39/10 , F16H61/40 , F16H61/425 , F16H2039/105
摘要： In a hydrostatic continuously variable transmission comprising a swashplate type hydraulic pump having a pump swashplate and annularly arranged pump plungers whose suction and discharge strokes are provided by the pump swashplate, a swashplate type hydraulic motor having a motor swashplate and annularly arranged motor plungers whose expansion and shrinkage strokes are provided by the motor swashplate, and a hydraulic closed circuit formed between the hydraulic pump and motor, the middle point of a discharge region of the hydraulic pump is angularly delayed at a given angle in a direction of rotation of the hydraulic pump relative to a tilting axis of the pump swashplate, and/or the middle, point of an expansion region of the hydraulic motor is angularly advanced at a given angle in a direction of rotation of the hydraulic motor relative to a tilting axis of the motor swashplate. Further, a suction region of the hydraulic pump is set at an angle larger than that of a discharge region thereof, and/or a shrinkage region of the hydraulic motor is set at an angle larger than that of an expansion region thereof.
摘要翻译：一种液压无级变速器，包括具有泵斜盘的斜盘式液压泵和环形布置的泵柱塞，其抽吸和排出行程由泵斜盘提供;斜盘式液压马达，其具有马达斜盘和环形排列的马达柱塞，其膨胀和收缩行程由电动斜盘提供，液压泵与电动机之间形成液压闭合回路，液压泵排出区域的中点以液压泵相对转动方向的角度延迟给定角度和/或液压马达的膨胀区域的中间点在液压马达相对于马达斜盘的倾斜轴的旋转方向上以给定的角度成角度地前进。此外，液压泵的吸入区域被设定为大于其排出区域的角度，和/或液压马达的收缩区域被设定为大于其膨胀区域的角度。

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