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    • 1. 发明授权
    • Engine arrangement
    • 发动机安排
    • US08074619B2
    • 2011-12-13
    • US12067543
    • 2006-09-20
    • Bert Harju
    • Bert Harju
    • F02B75/32
    • F01B1/08F01B7/16F01B9/042F01B9/047F02B41/06F02B75/24F02B75/32Y10T74/18088
    • An engine arrangement comprising a first assembly including a first piston in a first cylinder interconnected with a second assembly including a second piston in a second cylinder. Each of the first and second assemblies include an inlet valve for supplying a fuel mixture, and an outlet valve for removing exhaust gases. The first and second assemblies being adapted for cooperation with a gear unit to convert a translation movement into a rotary movement. The engine arrangement so includes two additional assemblies including a third piston in a third cylinder interconnected with a fourth piston in a fourth cylinder and associated valves. The two additional assemblies being adapted for cooperation with the gear unit to convert a translation movement into a rotary movement. An outlet valve of the first cylinder is connectable to an inlet valve of a third cylinder, and an outlet valve of the second cylinder is connectable to an inlet valve of the fourth cylinder, and the outlet valves of the third and the fourth cylinders are intended for removing exhaust gases.
    • 一种发动机装置,包括第一组件,该第一组件包括与第二组件相互连接的第一气缸中的第一活塞,第二组件包括在第二气缸中的第二活塞。 第一和第二组件中的每一个包括用于供应燃料混合物的入口阀和用于去除废气的出口阀。 第一和第二组件适于与减速器协作以将平移运动转换成旋转运动。 发动机装置包括两个另外的组件,其包括在与第四气缸中的第四活塞相互连接的第三气缸中的第三活塞和相关联的阀。 两个附加组件适于与减速器协作以将平移运动转换成旋转运动。 第一气缸的出口阀可连接到第三气缸的入口阀,第二气缸的出口阀可连接到第四气缸的入口阀,第三和第四气缸的出口阀是预期的 用于除去废气。
    • 2. 发明授权
    • Pneumatic unlocking and closing apparatus
    • 气动解锁装置
    • US06279315B1
    • 2001-08-28
    • US09155821
    • 1998-10-01
    • Bert Harju
    • Bert Harju
    • F16A3102
    • F15B11/048E05F15/56E05Y2900/132F15B2211/205F15B2211/212F15B2211/30505F15B2211/30525F15B2211/31529F15B2211/327F15B2211/50554F15B2211/5153F15B2211/57F15B2211/7053F15B2211/755
    • A pneumatic unlocking and closing apparatus for doors has a soft braking phase at each end position. The apparatus includes a pneumatic piston-cylinder unit having a working chamber acting on a large piston area and a return chamber acting on a piston area which is reduced by the piston rod. The apparatus is operated by a substantially closed pressure actuation system having a compressed air pump creating both a working pressure in the working chamber and a less high counter pressure in the return chamber. The pressure system includes a first or plus tank having a certain predetermined high pressure to act as the working pressure in the working chamber for expelling the piston during the ordinary working stroke thereof; and a second or minus tank into which the air of the working chamber is evacuated when the piston is to be returned to its fully retracted position.
    • 用于门的气动解锁和关闭装置在每个终端位置具有软制动阶段。 该装置包括气动活塞 - 气缸单元,其具有作用在大活塞区域上的工作室和作用在由活塞杆减小的活塞区域上的返回室。 该装置由具有压缩空气泵的基本上封闭的压力致动系统操作,其产生工作室中的工作压力和回流室中较小的反压力。 该压力系统包括具有一定预定高压的第一或者第一或第二槽,用作工作室中的工作压力,用于在其普通工作行程中排出活塞; 以及当活塞要返回到其完全缩回位置时,工作室的空气被抽空的第二或者第二或者第二或第二槽。
    • 3. 发明申请
    • Engine Arrangement
    • 发动机排列
    • US20080314355A1
    • 2008-12-25
    • US12067543
    • 2006-09-20
    • Bert Harju
    • Bert Harju
    • F02B75/32
    • F01B1/08F01B7/16F01B9/042F01B9/047F02B41/06F02B75/24F02B75/32Y10T74/18088
    • The present invention encompasses an engine arrangement, with in any event two piston and cylinder assemblies, where a first piston in a first cylinder, included in a first piston and cylinder assembly, is interconnected with a second piston in a second cylinder, included in a second piston and cylinder assembly, and where each one of said piston and cylinder assemblies each displays an inlet valve for the supply of a fuel mixture, and each an outlet valve for the removal of exhaust gases, said two piston and cylinder assemblies being adapted for cooperation with a gear unit converting a translation movement into a rotary movement. Two additional piston and cylinder assemblies with a third piston in a third cylinder, included in a third piston and cylinder assembly, interconnected with a fourth piston in a fourth cylinder, included in a fourth piston and cylinder assembly with associated valves, said two additional piston and cylinder assemblies being adapted for cooperation with said gear unit converting a translation movement into a rotary movement, an outlet valve for a first cylinder being connectable to an inlet valve for a third cylinder, and an outlet valve for the second cylinder being connectable to an inlet valve for the fourth cylinder, and that the outlet valves for the third and the fourth cylinders are intended for removing exhaust gases.
    • 本发明包括发动机装置,在任何情况下,两个活塞和气缸组件,其中包括在第一活塞和气缸组件中的第一气缸中的第一活塞与第二气缸中的第二活塞互连, 第二活塞和气缸组件,并且其中每个所述活塞和气缸组件各自显示用于供应燃料混合物的入口阀,以及每个用于排出废气的出口阀,所述两个活塞和气缸组件适于 与减速器合作,将平移运动转换为旋转运动。 两个附加的活塞和气缸组件,其具有位于第三气缸中的第三活塞的第三活塞和气缸组件中的第四活塞与第四气缸中的第四活塞互连,包括在具有相关阀的第四活塞和气缸组件中,所述两个附加活塞 以及气缸组件,其适于与所述减速器配合,将平移运动转换成旋转运动,用于第一气缸的出口阀可连接到用于第三气缸的入口阀,以及用于所述第二气缸的出口阀可连接到 用于第四气缸的入口阀,并且用于第三和第四气缸的出口阀用于除去废气。
    • 4. 发明授权
    • Method and valve apparatus for controlling a reciprocatable fluid
actuated power machine
    • 用于控制可往复运动的流体致动动力机器的方法和阀门装置
    • US6129001A
    • 2000-10-10
    • US43652
    • 1998-09-03
    • Bert Harju
    • Bert Harju
    • F15B15/22F15B11/06F15B11/064
    • F15B11/064F15B11/06F15B2211/30505F15B2211/30525F15B2211/3122F15B2211/351F15B2211/353F15B2211/755F15B2211/7725
    • A method and an apparatus for controlling the function of all kinds of reciprocable power machines which are actuated by pneumatic, hydraulic of any other pressure fluid, irrespective if the machines are of rotary or axially operating type, in which the active power stroke is accomplished using full power of pressure fluid against a reciprocatable piston (2) in the active air pressure chamber (10, 12), and in which the reversing of the direction of operation is made by alternatingly supplying pressure fluid to the opposite air pressure chamber (12, 10) of the machine. A valve poppet (6) having several channels alternately places one of the pressure chambers (10, 12) of the reciprocatable fluid actuated machine (1, 2) under full pressure, builds up a certain counter pressure in a pressure chamber which is, at the actual moment, inactive, and evacuates the pressure from an inactive pressure chamber of the fluid actuated machine.
    • PCT No.PCT / SE95 / 01115 Sec。 371日期:1998年9月3日 102(e)1998年9月3日PCT PCT 1996年10月2日PCT公布。 公开号WO97 / 13073 日期1997年04月10日一种用于控制由任何其他压力流体的气动,液压驱动的各种往复动力机械的功能的方法和装置,不管机器是旋转或轴向操作型,其中活动 动力冲程使用压力流体的全部功率抵抗主动空气压力室(10,12)中的可往复运动的活塞(2)来完成,其中通过向相对空气交替地供应压力流体来进行操作方向的反转 机器的压力室(12,10)。 具有多个通道的阀提升阀(6)将可往复运动的液体致动机器(1,2)的压力室(10,12)中的一个交替地置于全压力下,在压力室中建立一定的反压力,该压力室在 实际时刻无效,并且从流体致动机器的无效压力室排出压力。
    • 5. 发明授权
    • Transmission arrangement
    • 传输安排
    • US08511204B2
    • 2013-08-20
    • US12063777
    • 2006-08-16
    • Bert Harju
    • Bert Harju
    • F16H37/06
    • F02B75/22F01B9/047F01B9/08F02B75/243F02B75/32F16H19/043Y10T74/1836Y10T74/19051
    • A transmission arrangement includes a first prime motor arrangement having a first gear shaft and a first gear wheel; and a second prime motor arrangement having a second gear shaft, and a second gear wheel. Where a first gear wheel arrangement includes the first gear wheel and is integrally formed with a first bevel gear wheel; the second gear wheel is integrally formed with a second bevel gear wheel; and a third bevel gear wheel is adapted to mesh with the first and second bevel gear wheels. The first bevel gear wheel, and second bevel gear wheel are fixed to the first and second gear shafts via their respective freewheel bearings; and both first and second gear shafts are sections of a single gear shaft. The gear shaft is supported in a first pivotal direction and fixedly supported in a second pivotal direction.
    • 传动装置包括具有第一齿轮轴和第一齿轮的第一主马达装置; 以及具有第二齿轮轴和第二齿轮的第二主电动机装置。 其中第一齿轮装置包括第一齿轮并与第一伞齿轮一体形成; 第二齿轮与第二伞齿轮一体形成; 并且第三伞齿轮适于与第一和第二伞齿轮啮合。 第一伞齿轮和第二伞齿轮通过其相应的续流轴承固定到第一和第二齿轮轴; 并且第一和第二齿轮轴都是单个齿轮轴的部分。 齿轮轴被支撑在第一枢转方向上并且被固定地支撑在第二枢转方向上。
    • 6. 发明授权
    • Single acting pneumatic piston-cylinder unit
    • 单作用气动活塞缸单元
    • US6073441A
    • 2000-06-13
    • US142318
    • 1998-09-04
    • Bert Harju
    • Bert Harju
    • F15B15/14F15B11/048F15B11/064F15B15/22F15B21/14F16D31/02
    • F15B11/048F15B11/064F15B15/223F15B21/14F15B2211/7052F15B2211/755F15B2211/853
    • A pneumatic piston-cylinder apparatus of single acting type which performs a working stroke in one working direction, and is returned to its initial position without any external supply of compressed air comprising a cylinder part with cylinder jacket (1), a front end (2), a rear end (3), and a piston (5) which is reciprocatable in the cylinder. Connected to the rear end (3) is a supply of compressed air and within the cylinder is a return channel (10) used for draining the air on the unloading side of the piston. Also, an upper channel (9), return air chamber (26), a second pressure channel (29) and compressed air chamber (30, are provided to build up a reserve amount of compressed air at the unloading side of the piston at the end of the working stroke through the action of a valve rod (27) connected to the piston (5) with a tubular valve slide (32) actuated by a spring (33) close to the end of the working stroke whereby channels (35,36) are opened between pressure chamber (23) and the reserve chambers to return the piston (5) to its initial position for the working stroke.
    • PCT No.PCT / SE97 / 00349 Sec。 371日期:1998年9月4日 102(e)1998年9月4日PCT PCT 1997年2月28日提交PCT公布。 公开号WO97 / 33093 日期1997年9月12日一种单作用气动活塞缸装置,其在一个工作方向上执行工作行程,并且在没有外部供应压缩空气的情况下返回到其初始位置,包括具有气缸套(1)的气缸部分, 前端(2),后端(3)和可在气缸中往复运动的活塞(5)。 连接到后端(3)的是压缩空气供应,并且在气缸内是用于排出活塞卸载侧上的空气的返回通道(10)。 另外,上部通道(9),返回空气室(26),第二压力通道(29)和压缩空气室(30)被设置成在活塞的卸载侧处建立一定量的压缩空气 通过连接到活塞(5)的阀杆(27)的作用与通过靠近工作行程结束的弹簧(33)致动的管状阀滑块(32)的作用行程结束,从而通道(35, 36)在压力室(23)和储备室之间打开,以将活塞(5)返回其工作行程的初始位置。
    • 7. 发明授权
    • Pneumatical piston-cylinder unit having a hydraulic control means
    • 具有液压控制装置的气动活塞缸单元
    • US5735187A
    • 1998-04-07
    • US446853
    • 1995-06-05
    • Bert Harju
    • Bert Harju
    • F15B15/22F15B11/076F15B15/26F15B15/28
    • F15B11/076F15B2211/40515F15B2211/41536F15B2211/424F15B2211/428F15B2211/50518F15B2211/5154F15B2211/55F15B2211/75F15B2211/765F15B2211/8855
    • A pneumatic piston-cylinder unit has a cylinder (1) in which an air piston (4) with a tubular piston rod (5) is reciprocably actuated by compressed air from two main air channels (18, 19). The air cylinder (1) includes an integrated hydraulic control system (6) having an actuation device (8) which is fixedly mounted in the air cylinder (1) for creating a flow of hydraulic fluid through hydraulic control system (6) when compressed air is present in the main air channels (18, 19) and for stopping the flow of hydraulic fluid and thereby preventing the air piston from moving when there is no compressed air in the main channels (18, 19). A piston (34) and a cylinder (28) of the hydraulic control system (6) are displaceable an adjustably long distance in relation to each other to make it possible to open and close, respectively, a larger or smaller hydraulic fluid passageway thereby controlling the moving speed of the air piston (4) while maintaining the air pressure. The air cylinder includes an indication system (15, 16, 40) for setting the piston stroke of the air piston (4) and the exact location of the axial piston movement.
    • PCT No.PCT / WE93 / 01033 Sec。 371日期:1995年6月5日 102(e)日期1995年6月5日PCT 1993年11月30日PCT公布。 第WO94 / 13962号公报 日期1994年6月23日气动活塞缸单元具有气缸(1),其中具有管状活塞杆(5)的空气活塞(4)由两个主空气通道(18,19)的压缩空气可往复运动。 气缸(1)包括集成的液压控制系统(6),其具有固定地安装在气缸(1)中的致动装置(8),用于通过液压控制系统(6)产生液压流体,当压缩空气 存在于主空气通道(18,19)中并且用于停止液压流体的流动,从而当在主通道(18,19)中没有压缩空气时,防止空气活塞移动。 液压控制系统(6)的活塞(34)和气缸(28)相对于彼此可调节地长距离地移动,以便分别打开和关闭更大或更小的液压流体通道从而控制 空气活塞(4)的移动速度同时保持空气压力。 气缸包括用于设定空气活塞(4)的活塞行程和轴向活塞运动的确切位置的指示系统(15,16,40)。
    • 8. 发明申请
    • TRANSMISSION ARRANGEMENT
    • 传输安排
    • US20090272209A1
    • 2009-11-05
    • US12063777
    • 2006-08-16
    • Bert Harju
    • Bert Harju
    • F16H31/00
    • F02B75/22F01B9/047F01B9/08F02B75/243F02B75/32F16H19/043Y10T74/1836Y10T74/19051
    • A transmission arrangement for translating a reciprocating translation movement, related to each of two gear rods, is disclosed. A first gear rod and its associated first gear wheel represent a first prime motor arrangement, while a second gear rod and its associated second gear wheel represent a second prime motor arrangement. A gear wheel arrangement, is adapted to expose a first bevel gear wheel in cooperation with said first gear wheel, and a second bevel gear wheel in cooperation with said second gear wheel, with a third bevel gear wheel, which allows these first and second bevel gear wheels to rotate in different directions. Said first bevel gear wheel and its associated first gear wheel, and said second bevel gear wheel and its associated second gear wheel, are pivotally supported by said shaft in a first pivotal direction and fixedly supported by said shaft in a second pivotal direction.
    • 公开了一种用于平移与两个齿轮杆中的每一个相关的往复运动平移运动的传动装置。 第一齿轮杆及其相关联的第一齿轮代表第一主电机装置,而第二齿轮杆及其相关联的第二齿轮代表第二主电机装置。 齿轮装置适于与所述第一齿轮协同地暴露第一伞齿轮,以及与所述第二齿轮配合的第二伞齿轮与第三伞齿轮,所述第三锥齿轮允许这些第一和第二斜面 齿轮沿不同方向旋转。 所述第一锥齿轮及其相关联的第一齿轮和所述第二伞齿轮及其相关联的第二齿轮由所述轴以第一枢转方向可枢转地支撑并且在第二枢转方向上由所述轴固定地支撑。
    • 9. 发明授权
    • Reciprocatable axial-to-rotor motor
    • 可互换的轴向至转子电机
    • US06349605B1
    • 2002-02-26
    • US09522454
    • 2000-03-08
    • Bert Harju
    • Bert Harju
    • F16H2900
    • F15B15/06F16H19/06Y10T74/1526Y10T74/1592
    • An axial-to-rotary motor includes a double acting pneumatic motor of piston-cylinder type. An endless drive belt extends over a first pulley, which is fixed mounted in relation to the pneumatic motor, and over a second pulley mounted spaced from the piston rod. The motor further includes one or more output shafts arranged for being continuously rotated. The piston rod end of the pneumatic axial motor is connected to a yoke which, with the outer frames thereof, encloses the two paths of the drive belt, and which encloses a ratchet device which provides a drive force against one of the drive belt paths at the active expelling stroke of the piston rod. The yoke also provides a drive force against the second drive belt path at the retraction stroke of the piston rod, whereby the drive belt will move in one and the same direction at both piston movement directions.
    • 轴向旋转电动机包括活塞气缸式双作用气动马达。 环形传动带延伸穿过相对于气动马达固定安装的第一滑轮,以及安装在与活塞杆间隔开的第二滑轮上。 电动机还包括一个或多个输出轴,其布置成连续旋转。 气动轴向马达的活塞杆端连接到轭,其轭架的外框围绕驱动带的两个路径,并包围棘轮装置,该棘轮装置在驱动带路径中的一个驱动带路径上提供驱动力 活塞杆的主动排出行程。 轭还在活塞杆的回缩行程处提供抵抗第二驱动带路径的驱动力,由此驱动带将在两个活塞运动方向上沿同一个方向移动。
    • 10. 发明授权
    • Pneumatic reciprocatory actuator and method of operating it
    • 气动往复式执行器及其操作方法
    • US06202536B1
    • 2001-03-20
    • US09308835
    • 1999-07-13
    • Bert Harju
    • Bert Harju
    • F15B1522
    • F15B15/223F15B11/048F15B2211/7053F15B2211/755F15B2211/851
    • In a pneumatic reciprocating actuator of the kind comprising a cylinder which defines a forward-motion chamber and a return-motion chamber, and a piston which is reciprocal in the cylinder and separates the forward-motion chamber and the return-motion chamber, a start stroke forwardly is initiated by admission of gaseous operating fluid from an inlet port in to the foreword-motion chamber with both the forward-motion chamber and the return-motion chamber initially at zero pressure. The operating fluid is also passed from the inlet port into the return-motion chamber during the start stroke until a back pressure of a predetermined magnitude has been produced in the return-motion chamber. Then the return-motion chamber is automatically closed by a pressure control valve unit, whereby the return-motion chamber will form a cushioning chamber for cushioning the movement of the piston in the forward direction, thereby preventing piston over speeding during the start stroke.
    • 在包括限定前进运动室的气缸和返回运动室的气动往复式致动器中,以及在气缸中往复运动并分离前进运动室和返回运动室的活塞,起动 前进的行程是通过将气态工作流体从入口端口入口到前言运动室,其中前进运动室和返回运动室最初处于零压力。 在起动行程中,工作流体也从入口进入返回运动室,直到在返回运动室中产生预定大小的背压。 然后,返回运动室由压力控制阀单元自动关闭,由此返回运动室将形成缓冲室,用于缓冲活塞在向前方向上的运动,从而防止活塞在起动行程期间超速。