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Patent Searching and Data


Matches 601 - 650 out of 6,346

Document Document Title
WO/1986/005554A1
A hydraulic motor, in which a rotating motion is generated by a combined effect of a cam ring (2) and roller means (6) connected to the pistons (5) of a cylinder group (3). The object is to provide a new dummy coupling solution for a mot...  
WO/1986/004638A1
Apparatus (20) responsive to fluid pressures and capable of providing fluid under pressure to provide a unit which may selectively be used as a fluid motor or a fluid driven motor pump unit depending upon fluid directing and control stru...  
WO/1986/003547A1
Unitary cage assembly (52) annularly positioning a plurality of rollers (36) in a pair of roller bearings (32 and 34) supporting a cradle swashplate (24). By utilizing the unitary cage assembly, a parallel relationship between the roller...  
WO/1986/002128A1
The pinion motor has two pinions which engage on their external sides (14, 15) the shafts of the pinions being supported on both sides in bearings (18 to 21). The bearing elements (19, 21) on one side of the pinions are designed with a l...  
WO/1986/000956A1
Energy efficient variable displacement motor driven power drive unit using a multi-variable feedback control system to control system output position and speed. More particularly, a variable displacement hydraulic motor (10) connected to...  
WO/1986/000376A1
The motor is provided with supply pistons (2) axially displaced by an oblique plate (10) with respect to the motor shaft (5), said plate being orientable by a controlling device with respect to a pivoting axis. The pivoting axis (S) is e...  
WO/1986/000377A1
The pump comprises a cylinder drum (20 converted to a shaft (1) and equipped with pistons (4) fitted in cylinders (3). The piston heads press against the oscillating plate (7) in such a way that the forces of the pistons do not produce o...  
WO/1985/005402A1
A rotary hydraulic engine (10) having a stationary crankshaft (14) with an eccentric crank portion (16) disposed thereon. A housing (18) is rotatable about the crankshaft (14). At least two pairs of cylinders (20) are connected to the ho...  
WO/1985/004929A1
Construction of a large-capacity motor constituting a driving mechanism for a rotary system, which is operated at a comparatively low rotational speed, and which requires strong torque, in a large structure. This motor is of the system i...  
WO/1985/003554A1
New type of piston machine operating as a piston pump or piston engine, preferably called a diagonal engine, which, with the aid of hydrostatic bearings (9, 39), is constructed with the cylinder through-bores (5, 6, 35) having an area fr...  
WO/1984/003330A1
A rotary blade machine, for example, a blades pump mainly comprising a rotor (1) having outwardly opening, axial slots (3), a blade (7) slidably arranged in each slot and a stator surrounding the rotor with the blades and having inlet an...  
WO/1983/004284A1
A rotary radial piston pump or motor has a cylinder barrel (13) rotating on a fixed pintle (14) with a fluid exit (9) at the fixed end of the pintle and an inlet (8) at the opposite free end. A fluid impeller (65, 66) boosts the pressure...  
WO/1983/003445A1
An electro-hydraulic control system for a power drive unit having a wobbler controlled variable displacement hydraulic motor (10) wherein the electro-hydraulic control system causes the displacement of the hydraulic motor to match a load...  
WO/1983/002482A1
A hydraulic radial piston pump or motor comprises a rotary cylinder unit (20) mounted to rotate on a fixed pintle (25), the unit (20) having radial cylinder bores formed by cylinder sleeves (23) each housing a piston (40) connected by a ...  
WO/1983/001649A1
A fluid motor operated by a gas or a liquid and having two relatively rotatable parts comprises a plurality of pistons (10) which cooperate with a cam member (1) to produce the rotational output from the motor. The cam member (1) has at ...  
WO/1982/001030A1
A planetary hydromotor comprises a casing (1) with a stator gear (2) and, mounted inside the casing, a shaft (3) with a gear (4), an annular rotor (11) mounted eccentrically in relation to the shaft (3) and two covers (5 and 6). The shaf...  
WO1982000173A1
A planetary hydromotor comprises a stator gear (1) with a rotor (3) located inside it and covers (5, 6) contacting with butt-end surfaces of the rotor (3) and the stator gear (1). A lever (7) is fixed with one of its ends to the stator g...  
WO/1981/000597A1
In a pump or fluid motor (11, 11a, 11b) having a closed chamber (57) in which cylinders (38) orbit and reciprocate, leakage and cooling fluid which accumulates in the chamber (57) is formed into a rotating annular volume by centrifugal e...  
WO/1981/000287A1
A radial piston device such as a radial piston motor (10) has a rotor assembly (34) rotatably positioned within a cylindrical race (43) which is movable to a first displacement position by a first piston (52) and a second displacement po...  
WO/1980/001936A1
A planetary gear mechanism comprising a casing (1) which contains inside at least one kinematic pair with internally-toothed gears. The kinematic pair includes an element (3) having a transient motion in relation to another element (2), ...  
WO/1980/000867A1
A pumping apparatus for pumping liquids such as slurrys comprises a pumping cylinder/piston (6, 8) driven by the piston/cylinder (16, 18) of an operating device, the supply of fluid under pressure either to an upper port (16a) of the cyl...  
WO/1979/000264A1
A hydraulic pressure motor with low speed and high torque for applications in mechanical engineering mainly in large-sized equipment, hydrostatic transmissions, and the like. Current hydraulic motors have countless moving components and ...  
WO/1979/000263A1
A constant displacement reversible hydraulic vane motor capable of being used in power hydraulic systems, hydrostatic transmissions, and the like. In existing motors with vanes mounted in the rotor and inlet and exhaust passages in the h...  
WO/1979/000264A2
A hydraulic pressure motor with low speed and high torque for applications in mechanical engineering mainly in large-sized equipment, hydrostatic transmissions, and the like. Current hydraulic motors have countless moving components and ...  
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Matches 601 - 650 out of 6,346