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1. 发明授权

US4805473A Bi-directional torque transmission unit 失效
标题翻译：双向扭矩传动单元
公开(公告)号：US4805473A
公开(公告)日：1989-02-21
申请号：US72891
申请日：1987-07-14
申请人： Lewis R. B. Bower
发明人： Lewis R. B. Bower
IPC分类号： F16H3/14 , F16H41/22 , F16H3/08
CPC分类号： F16H3/14 , F16H41/22 , Y10T74/19233 , Y10T74/19409
摘要： A bi-directional torque transmission unit (1) comprises an input shaft (2) connectable to a prime mover and provided with an input drive gear wheel (3), first and second driven shafts (4, 4A) each having a driven gear (5, 5A) constantly in mesh with the input drive gear wheel (3), so that they are rotatable in the same direction, a hydraulically actuated and modulated clutch (7, 7A) interconnecting each driven shaft (4) with an intermediate, output shaft (6, 6A) and a final, output shaft (11) connectable to a load, and both the first and the second output shafts (6, 6A) having an output gear (12, 12A) whereby selective or simultaneous engagement of one or other of the modulated clutches (7, 7A) transmits torque to the final output shaft (11).
摘要翻译：双向扭矩传递单元（1）包括可连接到原动机并具有输入驱动齿轮（3）的输入轴（2），第一和第二从动轴（4,4A），每个都具有从动齿轮 5，5A）与输入驱动齿轮（3）连续地啮合，使得它们可以沿相同的方向旋转;液压致动和调制的离合器（7,7A），其将每个从动轴（4）与中间输出轴（6,6A）和可连接到负载的最终输出轴（11），并且具有输出齿轮（12,12A）的第一和第二输出轴（6,6A）都被选择性地或同时地接合一个或其他调制离合器（7,7A）将扭矩传递到最终输出轴（11）。

2. 发明授权

US4226558A Control system 失效
标题翻译：控制系统
公开(公告)号：US4226558A
公开(公告)日：1980-10-07
申请号：US12853
申请日：1979-02-16
申请人： Lewis R. B. Bower , Philip W. Dudley , John C. Smith
发明人： Lewis R. B. Bower , Philip W. Dudley , John C. Smith
IPC分类号： E21D23/26 , E21D23/12
CPC分类号： E21D23/26 , Y10T137/2559 , Y10T137/2594 , Y10T137/2642
摘要： A control system for a hydraulically powered self advancing mine roof support, which system ensures that a hydraulically extensible chock leg of the support is set to a predetermined pressure, irrespective of the length of time that a main inlet valve is held open comprises an auxiliary valve interposed between a main valve and a chock leg(s) in a fluid supply line extending from a high pressure line to the support, a bypass line connected to the high pressure line in advance of the main valve and extending to the auxiliary valve, the auxiliary valve being so constructed as to open upon sensing a predetermined pressure and to close upon sensing a higher predetermined pressure.
摘要翻译：一种用于液压动力自行推进的矿顶支撑件的控制系统，该系统确保支撑件的液压可延伸的轴承座被设定到预定的压力，而与主入口阀保持打开的时间长度无关包括辅助阀插入在从高压管线延伸到支撑件的流体供应管线中的主阀和轴承座之间，在主阀之前连接到高压管线并延伸到辅助阀的旁路管线，辅助阀构造成在感测到预定压力时打开，并且在感测到更高的预定压力时关闭。

3. 发明授权

US4139326A Mine roof supports 失效
标题翻译：矿顶支撑
公开(公告)号：US4139326A
公开(公告)日：1979-02-13
申请号：US897632
申请日：1978-04-18
申请人： Lewis R. Bower , Malcolm Wake
发明人： Lewis R. Bower , Malcolm Wake
IPC分类号： E21D23/04 , E21D15/44
CPC分类号： E21D23/0427
摘要： A mine roof support comprises a plurality of hydraulically extensible chock legs articulated at upper ends thereof to one or more roof beams and at lower ends thereof to one or more base members, a shield pivotally connected to a rearward part of the base member(s) and also pivotally connected to a rearward part of the roof beam(s) with a permanently loaded force applying means reacting via the shield on the roof beam(s), in such a manner that the force applying means resists displacement of the roof beam(s) and, upon a sufficient fall in pressure in the chock legs, restores any displaced chock legs to a predetermined position.
摘要翻译：矿顶支撑件包括多个液压可延伸的轴承座，所述多个液压可延伸的轴承座在其上端处铰接到一个或多个车顶梁，并且在其下端处于一个或多个基座构件，枢转地连接到所述基座构件的后部的屏蔽件，并且还通过永久加载的力施加装置将所述顶梁的后部枢转地连接到所述顶梁上，所述力施加装置通过所述屏蔽件在所述屋顶梁上以使得所述施力装置抵抗所述屋顶梁的位移 s），并且在轴承座腿的压力充分下降时，将任何移动的止回脚恢复到预定位置。

4. 发明授权

US4030308A Mine roof supports 失效
标题翻译：矿顶支撑
公开(公告)号：US4030308A
公开(公告)日：1977-06-21
申请号：US688939
申请日：1976-05-21
申请人： Philip Dudley , Lewis Robert Bower , Malcolm Wake
发明人： Philip Dudley , Lewis Robert Bower , Malcolm Wake
IPC分类号： E21D23/00 , E21D15/44
CPC分类号： E21D23/0008
摘要： A mine roof support comprises at least one pair of hydraulically extensible chock legs connected at upper ends in articulated manner between one or more roof beams of the support and connected at lower end in articulated manner to one or more base members of the support, a rigid yoke located at a position spaced from the base member(s) between and connecting either the pair of chock legs, the yoke containing between the chock legs a projecting pin secured in a bearing attached to the yoke, or one of the pairs of chock legs, the yoke containing two projecting pins each pin being secured in a bearing attached to the yoke, and the or each pin having a lateral base contained at one side between abutment surfaces secured to the base member(s) and at the other to one end of a load applying means, the other end of the load applying means being supported from the base member(s).
摘要翻译：矿顶支撑件包括至少一对液压可延伸的轴承座脚，所述至少一对液压可延伸的轴承座腿以铰接的方式在支撑件的一个或多个顶梁之间连接，并且在下端以铰接的方式连接到支撑件的一个或多个基座构件，轭位于与基座构件间隔开的位置，并且连接在一对轴承座之间，轭架包含在轴承座之间，固定在附接到轭架的轴承中的突出销或一对轴承座脚之一，所述轭包含两个突出的销，每个销固定在附接到所述轭的轴承中，并且所述或每个销具有包含在固定到所述基座构件的一个侧面的相对表面之间的一侧上的侧销底座，的负载施加装置，所述负载施加装置的另一端从所述基座构件支撑。

5. 发明授权

US4323002A Hydraulic equipment 失效
标题翻译：液压设备
公开(公告)号：US4323002A
公开(公告)日：1982-04-06
申请号：US150900
申请日：1980-05-16
申请人： Malcolm Wake
发明人： Malcolm Wake
IPC分类号： E21D15/44 , E21D23/04 , F15B15/22 , F15B15/26
CPC分类号： E21D23/04 , E21D15/44
摘要： A hydraulically actuable piston and cylinder unit comprising a hollow piston rod, slidably housing, at least partially, an elongate extension piece having a circular outer periphery, means to connect mechanically, the extension piece to the piston rod at the outer end of the latter remote from the piston head, at least one fluid passageway communicating between the annulus side of the piston head and the hollow interior of the piston rod, and a fluid seal carried by the extension piece and sealing against the internal periphery of the hollow piston rod, the arrangement being such that the seal always lies between the passageway and the outer end of the hollow piston rod.
摘要翻译：一种液压致动的活塞和气缸单元，包括中空的活塞杆，至少部分地可滑动地容纳具有圆形外周的细长延伸件，用于将延伸件机械地连接到活塞杆的外端处，从活塞头到活塞头的环空侧和活塞杆的中空内部之间连通的至少一个流体通道以及由延伸件承载并且密封住中空活塞杆的内周的流体密封件，使得密封总是位于中空活塞杆的通道和外端之间。

6. 发明授权

US4117687A Mine roof supports 失效
标题翻译：矿顶支撑
公开(公告)号：US4117687A
公开(公告)日：1978-10-03
申请号：US862385
申请日：1977-12-20
申请人： Arthur Scarfe , John Cambridge Smith
发明人： Arthur Scarfe , John Cambridge Smith
IPC分类号： E21D23/04 , E21D15/44
CPC分类号： E21D23/0418
摘要： A mine roof support comprises at least one hydraulically extensible chock leg connected at its upper end in articulated manner to a roof beam of the support, and connected at its lower end in articulated manner to a base member of the support, a pair of links each having bearing surfaces adapted either to embrace a common chock leg by bearing on opposite sides thereof or to bear on adjacent sides of a pair of spaced apart chock legs, one end of each link being pivotally attached to the base member at a pivot point located to one side of a diametral plane passing through the longitudinal axis of the chock leg on which the link bears, the other end of the link being located to the other side of that plane and being acted upon by a restoring ram adapted to displace the or each link about it or their respective pivot points, to restore the or each leg to its predetermined position upon release of the support from the roof, and also to resist tendency for the or each leg to become displaced from the predetermined position while the support is engaged with the roof, and stop means also mounted on the base member and engageable by the or each other link end to determine the maximum displacement of the or each link by the ram.
摘要翻译：矿顶支撑件包括至少一个液压可延伸的轴承座，其在其上端以铰接的方式连接到支撑件的顶梁，并且在其下端以铰接的方式连接到支撑件的基座构件，每对其轴承表面适于通过在其相对侧面上承受普通的轴承座，或承载在一对间隔开的轴承座的相邻侧面上，每个连杆的一端在位于穿过连杆承载的轴承座的纵向轴线的直径面的一侧，连杆的另一端位于该平面的另一侧，并被一个适于使该或每个连接关于它或其各自的枢轴点，以在从屋顶释放支撑件时将该或每个腿恢复到其预定位置，并且还抵抗该腿或每个腿变位的趋势在支撑件与屋顶接合的同时从预定位置移动，并且止动装置也安装在基座构件上并且可由该连接端或每个其他连杆端接合，以确定该压头或每个连杆的最大位移。

7. 发明授权

US4836362A Endless drive transmission 失效
标题翻译：无尽的驱动传动
公开(公告)号：US4836362A
公开(公告)日：1989-06-06
申请号：US29459
申请日：1987-03-23
申请人： Lewis R. B. Bower
发明人： Lewis R. B. Bower
IPC分类号： F16H47/06
CPC分类号： F16H47/06
摘要： The invention provides a mine conveyor, for use in hazardous atmospheres, comprising an endless conveying belt; an electric motor; and a torque transmission arrangement located between the electric motor and the endless conveying belt, the torque transmission arrangement incorporating a modulated wet clutch and a torque converter, with a drive drivable by transmission gearing and adapted to make driving relationship with the endless conveying belt; and a control system for controlling the torque transmission arrangement, the system comprising an electro-hydraulic control circuit incorporaitng an intrinsically safe (as herein defined) unit to monitor and control the conveyor, at least one microprocessor incorporated in the intrinsically safe unit, the microprocessor incorporating a memory whereby a ramp starting mode, a running mode, and a stop mode required for the conveyor are preprogrammable into the microprocessor, and at least one transducer included in the electro-hydraulic control circuit to monitor at least one condition of the conveyor, the transducer(s) being electrically connected to the intrinsically safe unit to relay to the unit electrical signals in accordance with the condition monitored.
摘要翻译：本发明提供了一种用于危险环境的矿井输送机，包括环形输送带; 电动马达以及位于电动机和环形输送带之间的扭矩传递装置，扭矩传递装置包括调制的湿式离合器和变矩器，其具有通过传动装置驱动并适于与环形输送带的驱动关系驱动的驱动器; 以及用于控制扭矩传递装置的控制系统，该系统包括一个电液控制电路，该电液控制电路包括本质安全的（如本文所定义的）单元，用于监测和控制输送机，至少一个并入本质安全单元的微处理器结合存储器，由此输送机所需的斜坡启动模式，运行模式和停止模式可预编程到微处理器中，以及包括在电液控制电路中的至少一个换能器，用于监测输送机的至少一个状态，传感器电连接到本质安全单元，以根据所监视的状况将电信号中继到单元电信号。

8. 发明授权

US4311417A Mine roof support 失效
标题翻译：矿山屋顶支撑
公开(公告)号：US4311417A
公开(公告)日：1982-01-19
申请号：US115385
申请日：1980-01-25
申请人： Lewis R. B. Bower , Arthur Scarfe , John C. Smith
发明人： Lewis R. B. Bower , Arthur Scarfe , John C. Smith
IPC分类号： E21D23/00 , E21D23/08 , E21D23/04
CPC分类号： E21D23/086 , E21D23/0021
摘要： A self-advancing, hydraulically powered mine roof support comprises a base means, a double-acting hydraulic advancing ram extending in the intended direction of advance of the support in use, the cylinder of the advancing ram being located towards the forward end of the support and the piston rod of the advancing ram being located towards the rearward end of the support, a lifting ram mounted on the support at or towards the forward end thereof and being operable on the periphery of the cylinder to lift the forward end with respect to the cylinder, the end of the cylinder remote from the piston rod being connectable to a pan of an armoured conveyor, and the advancing ram being connected to the support by an inclined link means pivotally attached to the base means and to the piston rod.
摘要翻译：自推进的液压动力的矿井屋顶支撑件包括基座装置，在使用中沿支撑件的预期方向延伸的双作用液压前进柱塞，前进柱塞的气缸朝向支撑件的前端定位并且前进的冲头的活塞杆朝向支撑件的后端定位;升降柱塞，其安装在支撑件上或朝向其前端，并且可在气缸的周边上操作，以相对于气缸的前端提升前端气缸的远端的活塞杆的端部可连接到铠装输送机的盘，并且前进的压头通过可枢转地附接到基座装置和活塞杆的倾斜连杆装置连接到支撑件。

9. 发明授权

US4310268A Mining equipment 失效
标题翻译：采矿设备
公开(公告)号：US4310268A
公开(公告)日：1982-01-12
申请号：US54426
申请日：1979-07-03
申请人： Lewis R. Bower , Arthur Scarfe
发明人： Lewis R. Bower , Arthur Scarfe
IPC分类号： E21D23/04 , E21D23/06 , E21D23/00
CPC分类号： E21D23/0454 , E21D23/06
摘要： This invention relates to a face sprag for mining equipment, to a mine roof beam incorporating such a sprag and to a mine roof support provided with such a beam. The face sprag comprises a sprag plate, a piston and cylinder unit pivotally attached at one end about a first pivot axis to the sprag plate and at the other end about a second pivot axis to a portion of a support member, a link means pivotally attached at one end about a third pivot axis to the piston and cylinder unit and at the other end about a fourth pivot axis to the support member at a location spaced from the second pivot axis, all the pivot axes being parallel, and activation of the piston and cylinder unit urging the sprag plate, in use, into an operative position in engagement with the mineral face.
摘要翻译：本发明涉及一种用于采矿设备的表面花岗岩，包括这种楔形物的矿顶梁和提供有这种梁的矿顶支撑。所述表面花岗岩包括楔形板，活塞和气缸单元，其一端围绕第一枢转轴线枢转地连接到所述楔形板，并且在另一端围绕第二枢转轴线枢转地附接到支撑构件的一部分，在一端围绕第三枢转轴线连接到活塞和气缸单元，另一端围绕与第二枢转轴线间隔开的位置处的支撑构件的第四枢转轴线，所有枢转轴线平行，并且活塞以及气缸单元，在使用中将楔形板推动到与矿物面接合的操作位置。

10. 发明授权

US4765456A Variable speed belt conveyor drive system 失效
标题翻译：变速皮带输送机驱动系统
公开(公告)号：US4765456A
公开(公告)日：1988-08-23
申请号：US8567
申请日：1987-01-29
申请人： Lewis R. B. Bower
发明人： Lewis R. B. Bower
IPC分类号： B65G23/36 , B65G43/00
CPC分类号： B65G23/36
摘要： A variable speed conveyor drive system, which is programmable to suit various operating conditions; comprises a master drive unit (7) having a drive motor (16), at least one slave drive unit (8-10, 14, 15) having a drive motor (16), a monitor and control unit (23), a control loop (24, 26, 27, 37, 58) from the master drive unit (7) to the monitor and control unit (23), a multiplexer (25) with a master outlet (26) and a slave outlet (27) for each slave drive unit (8-10, 14, 15), the master multiplexer outlet (27) being connected to the master drive unit (7) to form a part of the control loop (24, 26, 27, 37, 58), whereby all motors (16) share the load at a pre-programmed level at any speed of operation, and each slave multiplexer outlet (27) having an individually adjustable and programmable time delay operable both before start-up and during running of the conveyor (1).
摘要翻译：可变速输送机驱动系统，可编程以适应各种操作条件; 包括具有驱动马达（16）的主驱动单元（7），具有驱动马达（16）的至少一个从动驱动单元（8-10,14），监视和控制单元（23），控制单元从主驱动单元（7）到监视和控制单元（23）的多路复用器（24,26,27,37,58），具有主出口（26）和从出口（27）的多路复用器（25）每个从动驱动单元（8-10,14,15），主复用器出口（27）连接到主驱动单元（7）以形成控制回路（24,26,27,37,58）的一部分，，其中所有电动机（16）以任何操作速度共享预编程电平的负载，并且每个从属多路复用器出口（27）具有可独立调节和可编程的时间延迟，可在启动和运行输送机之间运行（1）。

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