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6684754 |
Pneumatic muscle analogs for exoskeletal robotic limbs and associated control mechanisms
Artificial muscle analog 1000 is located within hollow exoskeletal bone 10. Muscle 1000 comprises inflatable bladder 120, cable 130, roller 140, anchor point 150, and connection means 160 whereby...
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6499383 |
Cylinder assembly
A manifold (2) is provided with a first passage (4) for supplying pressurized oil and a second passage (5) for air venting. The manifold (2) has a support surface (9) to which a housing (12) of...
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6443254 |
Transaxle device
A drive mechanism for driving a vehicle, comprising a pair of drive wheels each having a drive shaft, a source of hydraulic oil under pressure on the vehicle and controlled by a control unit for...
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6253549 |
Toroidal hydraulic actuator
A hydraulic actuator comprised of a toroidal piston within a toroidal enclosure, with differential fluid pressure alternatively applied to upper and lower surfaces of the piston to cause a...
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6041691 |
Multiple working cylinder arrangement
Two working cylinders are provided, a pressure medium connector being secured to a first cylinder and allowing fluid to flow to and from the first cylinder through the connector. A distributor is...
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5692876 |
Hydrostatic transmission for end dog carriage drive
A log carriage system including a pair of carriages (10, 12) mounted for linear movement along a conveyor track. A pair of linear hydraulic motors (32, 44) each include a piston rod (30, 42) for...
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5682806 |
Pressure medium pliers
Pressure medium pliers for clamping rings, comprising a pressure medium connection and a pressure medium valve connected thereto, at least one piston controlled by the pressure medium valve, a...
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5488895 |
Clutch slave cylinder
A clutch hydraulic slave cylinder comprising a cylinder body, a primary piston sealingly reciprocable relative to the body and co-operating with the body to form a first fluid chamber within said...
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5235898 |
Actuator with wear compensating chamber
An actuator for a friction clutch having a diaphragm includes coupling means comprising a first part associated with the clutch actuating linkage, and a second part associated with the actuator...
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5234312 |
Loading unit attitude control system
A loading vehicle has a boom pivotally mounted thereon for movement in a vertical plane, the boom supporting a loading unit at its distal end. A fluid control system includes a boom cylinder for...
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5205168 |
Device for carrying out quality test firings as well as the use thereof
In a device for carrying out quality test firings with a gun barrel (1), a mount (2) and an automatic adjusting arrangement (4, 5, 6) for resetting the barrel (1), a given directional setpoint...
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5092409 |
Coupling and lifting system for an implement, in particular an agricultural implement, that can be mounted on the front of a tractor
A system includes two lower articulated longitudinal arms (6, 7) provided on their front ends with two bottom hitching points (8, 9), and an upper arm (10) in the middle, for hitching an implement...
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4784042 |
Method and system employing strings of opposed gaseous-fluid inflatable tension actuators in jointed arms, legs, beams and columns for controlling their movements
The method and system employ strings of tension actuators in opposed relationship for controlling motions or deflections of jointed members: for example, for controlling the motions of arms, legs...
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4744285 |
Alternating valve
An automatic, hydraulically actuated, sequencing valve for use with a pair of hydraulic acutators (e.g. double acting hydraulic cylinders) includes a valve body having a cylindrical bore therein....
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4729289 |
Power brake booster for an automotive vehicle
In a power brake booster for an automotive vehicle, with a housing (1, 2) subdivided into two compartments by a partition wall (41), the compartment close to the brake pedal contains a working...
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4723474 |
Pneumatic stepping actuator positioner
A pneumatic control system for a reversible stepping actuator has an analog pneumatic control signal and an analog signal indicative of actual position of the actuator. Imbalance in these signals...
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4718328 |
Brake booster of tandem type
A brake booster of tandem type comprises a pair of power pistons, a valve body internally housing a valve mechanism and a center body formed with a passage which communicates with a passage formed...
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4704947 |
Bidirectional fluid flow valve
A valve for regulating the bidirectional flow of hydraulic fluid in an hydraulic fluid line, wherein the flow resistance in one direction can be increased, includes a hollow body (10) with an...
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4665796 |
Fluid flow control apparatus having a throttling arrangement
A fluid flow control apparatus having an adjustable throttling arrangement for controlling the flow of fluid between working cylinders associated with sections of an articulated vehicle, has a...
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4666073 |
Spring biased spool type valve controller for a pneumatic dual diaphragm control system
The invention relates to a direct acting pneumatic control system for controlling a dual diaphragm, or double acting cylinder type automatic guiding system. The control device and system is used to...
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4632015 |
Tandem brake booster
A tandem brake booster having first and second lever arms for transferring an output force from a second wall into an output member in response to an input signal being applied to a control member....
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4621564 |
Force multiplying device for vehicle brake systems
A tandem type brake force multiplying device including a pair of diaphragms and a partition wall defining a pair of constant suction chambers and a pair of actuating or pressure variable chambers....
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4619435 |
Control valve apparatus for pneumatic tools
An improved flow control valve apparatus for pneumatically powered tools that include a motor and feed and retract apparatus driven by the motor. The control valve apparatus includes a main flow...
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4538505 |
Extracting screw apparatus
An extracting screw apparatus comprises a hydraulic control which operates during starting of the extracting screw after a period of nonuse. The hydraulic control comprises a double-acting...
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4533377 |
Neck ring mechanism for I.S. glass forming machine
A neck ring mechanism for transferring a blank or parison from a blank mold section to a blow mold section of an I.S. glass forming machine includes a rock shaft and a pair of spaced cylinders...
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4475439 |
Tandem brake booster
A tandem brake booster (10) having first (24) and second (28) walls that move in opposite directions within a cavity to produce an output force. A lever arrangement (48) attached to the second (28)...
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4442912 |
Tilt-cab truck including apparatus to secure uniform advance and retraction of the tilt cylinders
Disclosed is a tilt-cab truck including apparatus to secure uniform advance and retraction of the tilt cylinders. The system employs a single pilot-operated check valve instead of the conventional...
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4434619 |
Brake master cylinder assembly
A brake master cylinder assembly comprising a cylinder body having a stepped axial bore with large and small diameter portions, a tubular piston slidably disposed in the large diameter portion, and...
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4158393 |
Drill boom with hydraulic parallel motion means
In a drill boom pivotally supporting a rock drilling apparatus, hydraulic parallel motion means is provided which includes a hydraulic pilot cylinder for sensing the setting of the elevation angle...
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4155288 |
Control system for a fluid pressure operated actuator arrangement
A control system for a fluid powered actuator arrangement which includes two drivingly interconnected hydraulic actuator devices, comprises two control valves which are movable in unison to apply...
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3991845 |
Remote shift
Remote shift for a vehicle in which a shift lever at a remote station operates transmission gears in a motor vehicle by operating a piston and valve which produce and control hydraulic pressure...
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3979909 |
Hydraulic actuator
A rotary hydraulic actuator adapted to be mounted as on the stationary kingpin fixed on the deck of a self-unloading bulk cargo ship for slewing of a conveyor boom having its foot pivotally...
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3977544 |
Entirely hydraulic loading platform for trucks
The invention pertains to a loading platform for a truck. Said platform is carried by the truck by a set of levers actuated by at least one hydraulic jack. A further hydraulic cylinder acts on said...
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3945300 |
Telescopic jack
This invention relates to a telescopic jack constituted by a main cylinder, a first piston sliding in said main cylinder, a first piston rod fast with the first piston which passes in tight manner...
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3928968 |
Power transmission
A dual integrated electro hydraulic actuator package for remotely controlling the position of an aircraft control surface has both its input power and its input command signals supplied solely by...
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3921479 |
Feed mechanism for an end-bevel machine
The invention contemplates two-component feed mechanism for a machine tool, whereby a single adjustment is operative to determine the relative rate of feed for the respective feed components. For...
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3915064 |
Fluid drive means
A fluid drive device for high torque, low speed applications.
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3913448 |
Hydraulic actuator
A hydraulic actuator comprises a cylinder containing a double-acting piston, a port adjacent each end of the cylinder and a piston-controlled intermediate port opened by the piston in moving to an...
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3795176 |
BOOM-CROWD CYLINDERS WITH SELECTIVE SEQUENCING BY SOLENOID VALVE
A three-part boom for a crane or the like has the usual pair of hydraulic cylinders, one for the forward boom section and one for the intermediate boom section. Fluid connections for the forward...
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3776356 |
EQUAL FLOW DUAL STEERING SYSTEM
An equal-flow power steering system for a vehicle incorporating: a work performing element located on opposite sides of the vehicle and having a reciprocal member operatively connected to the...
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3771777 |
CONVERTER VESSEL DRIVE USING HYDRAULIC MOTORS
At least one trunnion shaft of a tiltable metallurgical vessel has a driven gear affixed thereto. A gear housing surrounds the driven gear and is journaled on the shaft. Several hydraulic motors...
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3653786 |
FLUID OPERATED PUMP ASSEMBLY WITH TANDEM ENGINES
A fluid operated, tandem engine, pump assembly for oil wells comprising upper and lower fluid operated, reciprocating engines and a reciprocating pump arranged in tandem with the pump below the...
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3630120 |
SWINGING APPARATUS
An apparatus for converting rectilinear motion to rotational motion about a first axis having two pivotal members fixed about and rotatable with respect to each other and to the first axis, two...
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3598094 |
CRANKLESS RECIPROCATING MACHINE
A crankless reciprocating machine which is provided with a mechanism other than a conventional crank mechanism for converting a reciprocating motion into a rotary motion or vice versa. The...
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3584537 |
HYDROSTATIC STEERING SYSTEM
The invention relates to adding of auxiliary apparatus to a conventional or standard hydrostatic steering system of the type in which a steering wheel controlled metering device controls the...
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3570459 |
TWO-STROKE CYCLE ENGINE
This engine has two crankshafts geared to one another to rotate in opposite directions about parallel axes, and two pistons, which reciprocate side-by-side in two cylinder bores that communicate...
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3537503 |
PNEUMATIC DOOR OPERATOR
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3504595 |
HYDRAULIC CONTROL DEVICE
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3609974 |
TELESCOPIC BOOM WITH MOVEMENT PROPORTIONED BY CYLINDERS IN SERIES
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3610103 |
HYDRAULIC POWER LIFTING DEVICE
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