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JP5934543B2 |
A fluid pressure drive unit is to supply a working fluid to and drive a fluid pressure actuator. The fluid pressure drive unit includes a fluid pressure pump for suctioning and discharging the working fluid, an electric motor arranged in...
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JP2016515414A |
The gas sending-out system for sending out a respiratory gas style to a patient, For example, the impeller combined with the gearless drive mechanism combined with the assembly of the fan for generating a respiratory gas style and the so...
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JP2016089615A |
To provide a working machine with a two-range and selectable 2WD/4WD transmission, without requiring a complex gearbox.A working machine comprises: a ground engaging structure with a first and a second axles 20a, b, each having at least ...
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JP2016056509A |
To provide a hydraulic circuit for traveling of a compaction machine that suppresses rise in a temperature of hydraulic fluid, by reducing a pressure loss while driving a hydraulic motor for traveling compared to conventional technologie...
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JP2016511356A |
A gearbox (1) with continuously variable parameters is equipped with at least one pump (2), at least one hydraulic motor (3), and at least one pump (2) or hydraulic motor is continuous. Has variable parameters. Includes two or more outpu...
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JP5899539B2 |
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JP2016044774A |
To resolve a problem that a size of a relief valve is increased and a hydraulic stepless speed variator is made to be large in size in order to accommodate for an over-load applied to an output part of a hydraulic motor unit in the prior...
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JP2016011025A |
To realize an automatic travel transportation vehicle necessitating no guide wire buried in the ground to enable an enhanced workability of transportation work.An automatic travel transportation vehicle 10 includes: an engine 26 as a pow...
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JP5828158B2 |
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JP2015178322A |
To solve a problem in a traveling/driving unit of a working vehicle operated by changing the rotation numbers of right and left traveling/driving parts that pump axis of non step hydraulic speed changer is unparallel with engine output a...
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JP2015526667A |
The present invention relates to a fluid rotary transmission, and can be used for a power transmission device and a transmission in which a stepless change in a transmission ratio is indispensable. It can also be used as a continuously v...
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JP5766927B2 |
A power generating system can recover exhaust heat from a working fluid of a fluid coupling and utilize the recovered exhaust heat to generate power. In the power generating system, water is supplied to a boiler by a feed pump to generat...
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JP5750613B2 |
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JP5752298B2 |
To separate, by a simple configuration, rotation input including high frequency component and low frequency component into rotation output including only low frequency components and rotation output including only high frequency componen...
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JP2015078739A |
To provide a hydraulic transmission capable of delaying a drop in low-pressure line pressure if a boost pump sending hydraulic oil to a low-pressure line abnormally stops.A hydraulic transmission includes: a hydraulic pump configured to ...
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JP5702156B2 |
To effectively prevent a temperature rise of stored oil in a first and second pump spaces storing a first and second hydraulic pumps, while reducing a cost through reduction of the number of parts.A single relief valve setting hydraulic ...
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JP5665607B2 |
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JP2014163503A |
To solve such a problem that in a conventional electric power unit for outputting rotational power from an electric motor as driving force of a driven part, speed/direction of the driving force cannot be quickly and smoothly changed.In a...
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JP5576323B2 |
To select tandem arrangement of connecting first and second hydraulic pumps in series and independent installation of independently installing the first and second hydraulic pumps, while setting hydraulic pressure of both charge oil pass...
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JP2014141957A |
To provide a radial piston hydraulic machine and a wind power generator capable of regulating the axial displacement of a roller and holding the roller at an appropriate position on a cam surface.A radial piston hydraulic machine include...
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JP2014129780A |
To provide a lightweight and low-priced radial piston type hydraulic machine.A radial piston type hydraulic machine comprises: a plurality of pistons 22 arranged along radial directions of the hydraulic machine; and a cylinder block 50 p...
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JP2014129781A |
To facilitate the disassembly and assembly of a cylinder block and the maintenance of components incorporated in the cylinder block without reducing the strength of the cylinder block.A cylinder block 48 constituting a hydraulic machine ...
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JP2014129783A |
To provide a radial piston type hydraulic machine in which a cylinder block body has high endurance, and a wind power generation device.A radial piston type hydraulic machine comprises: a plurality of pistons 22 arranged in radial direct...
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JP5528860B2 |
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JP5513363B2 |
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JP5502201B2 |
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JP2014511963A |
An adjusting device of an axial piston machine having a displacement volume that is adjusted by a pivoting yoke. The adjusting device has a cylinder, which is radially spaced from and tangential to the yoke pivot axis. A piston communica...
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JP5487129B2 |
To solve the problem with a construction machine performing braking/driving by an HST motor and a travel electric motor, wherein, when performing rapid acceleration from a stop state, an output transmitted from an energy storage device t...
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JP5472171B2 |
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JP5411775B2 |
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JP5403237B2 |
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JP5383714B2 |
An object of the present invention is to provide a wind turbine generator and a tidal current generator equipped with a hydraulic transmission with a combination of a hydraulic pump and a hydraulic motor and which has a superior producti...
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JP2013257042A |
To provide a transmission device of a tractor with excellent transmission efficiency.A transmission device of a tractor includes an engine, a hydrostatic continuously variable transmission gear that inputs a driving force output by the e...
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JP2013231494A |
To provide a thrust bearing enabling reduction of wear of a bearing ring in the thrust bearing.A thrust bearing includes a first bearing ring 11 having a first raceway surface 11a, a second bearing ring 12 having a second raceway surface...
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JP5343037B2 |
To facilitate assembling work in a configuration enabling high capacity without increasing a radial dimension of a cylinder block, in a swash plate type hydraulic machine.A hydraulic pump 12 and a hydraulic motor as a swash plate type hy...
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JP5331250B2 |
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JP2013221458A |
To prevent increase in a load of a driving source which drives a pump, with excellent responsiveness, and to effectively decrease energy consumption, in an oil pressure rotary machine.A pump unit includes: a hydraulic pump 74 (82); a ser...
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JP5323181B2 |
A hydraulic module with two inclined-axis drive systems. The hydraulic module comprises a yoke (1) which, by virtue of a pin (5) that is in active connection with a piston (6), is pivoted about a horizontal pivot axis (4) so as to adjust...
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JP5300159B2 |
A hydrostatic assembly includes a pump having a yoke and an associated rotating group. The pump yoke has a bucket portion and an arm portion. At least one fluid passage extends through the pump yoke. The hydrostatic assembly also include...
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JP5271044B2 |
To dispose an operation part of an opening and closing valve provided in a bypass path carrying out short-circuit connection of a primary side oil pathway and a secondary side oil pathway of a hydrostatic continuously variable transmissi...
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JP5244325B2 |
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JP5231628B2 |
A method is provided for operating a power system. The method includes receiving an operator request for a propulsion direction change. The method also includes selecting a power boost map in response to the propulsion direction change r...
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JP2013133930A |
To provide a plunger hydraulic type continuously variable transmission having a plunger for a hydraulic pump and a plunger for a hydraulic motor which are provided in one cylinder block, capable of reducing thrust force acting to a swash...
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JP5211725B2 |
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JP2013064495A |
To provide a long-life thrust bearing in which a retainer is prevented from breaking.The thrust bearing includes: a first raceway ring which has a first raceway surface; a second raceway ring which has a second raceway surface; a plurali...
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JP5150885B2 |
A hydrostatic transmission includes a closed fluid circuit, a hydraulic motor, a hydraulic pump fluidly connected to the hydraulic motor via the closed fluid circuit, and a fluid charging mechanism which supplies fluid delivered from the...
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JP2012231760A |
To provide a rice transplanter having a compact hydraulic system.The rice transplanter 1 includes a pump 63 for an actuator to be a hydraulic pump driven by the power of an engine 14, a transmission case 18 filled with a hydraulic fluid ...
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JP5064007B2 |
To provide a simple and compact hydraulic continuously variable transmission so configured that, while the hydraulic continuously variable transmission is formed in a compact size, hydraulic fluid in a closed circuit is automatically rep...
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JP2012197944A |
To provide a hydraulic drive system that reduces energy loss.The hydraulic drive system for an actuator uses a pair of pressure-compensated hydraulic devices to control flow to and from a drive chamber of the actuator by varying the cont...
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JP5036309B2 |
Two motors (12,14) are arranged on opposing sides of a common shaft (16), drive plates (30,32) of the pump/motors (12,14) being rigidly coupled to each other, for example by being in hard contact with opposing sides of the shaft (16). By...
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