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Document |
Document Title |
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5205123 |
Infinitely variable differential hydrostatic transmission
An infinitely variable differential hydrostatic transmission utilizing a fixed displacement pump/motor and a variable displacement pump/motor interconnected with appropriate valving, to provide a...
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5081840 |
Spool valve and piston power plant
This power plant utilizes a multi-cylinder hydraulic engine that has a plurality of pistons and cylinders arranged for reciprocal movement. Each piston is powered by a hydraulic fluid or air...
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4898075 |
Hydraulically actuated indexing mechanism
An indexing mechanism comprising a member adapted to be advanced a predetermined amount and along a predetermined path, a pair of spaced drivers, and a control valve for operating the drivers in an...
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4598627 |
Fluid motors
A fluid motor operated by a gas or liquid and having two relatively rotatable parts comprises a plurality of pistons which cooperate with a cam member to produce the rotational output from the...
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4223593 |
Hydraulic motor
Disclosed is a hydraulic motor with a nutating member. The nutating member mounted for nutation on a spherical surface bearing which in turn is mounted on a casing, has first and second bevel gears...
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3916931 |
Fluid translating device having expansible chambers
A fluid translating device for a pressure fluid system comprising expansible chamber units, and working members therein, so combined and working in unison as to divide fluid from a source for...
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3862587 |
HYDRAULIC MOTOR
An axial piston hydraulic motor especially suited for low speed-high torque applications as an actuator for large size valves such as gate, globe, plug, ball, and butterfly valves characterized in...
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3809502 |
PRESSURE TRANSFORMER
A pressure transformer including a plurality of pistons. Each of the pistons is driven through a working stroke and a return stroke by fluid under pressure and acts as a fluid motor. Each of the...
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3348495 |
Fixed displacement motor or pump
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3326136 |
Fluid flow control device
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3324797 |
Transmission
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3314367 |
Hydraulic transformer
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3266436 |
Multiple piston type pump or motor
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3255707 |
Hydraulic pumps and motors of the displacement type
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3150603 |
Fluid pump or motor
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3071014 |
Fluid driven unit
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2931312 |
Positive displacement pump
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2889783 |
Pump or motor having four cylinders arranged in one plane
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