LandOfFree - US Patents - Listing for Motors: expansible chamber type,Relatively movable working members with one having motive...

Motors: expansible chamber type – Relatively movable working members with one having motive... – Single valve unit controlling plural working chambers

Hydraulic swivel drive for actuation of a pivotally mounted memb

Motors: expansible chamber type – Relatively movable working members with one having motive... – With means interconnecting working members to cause relative...

Hydraulic system for use in engines having reciprocating pistons

Motors: expansible chamber type – Relatively movable working members with one having motive... – Single valve unit controlling plural working chambers

Hydraulic valve assembly

Motors: expansible chamber type – Relatively movable working members with one having motive... – Single valve unit controlling plural working chambers

Hydraulically operated pump jack with holding valves and control

Motors: expansible chamber type – Relatively movable working members with one having motive... – Single valve unit controlling plural working chambers

Independent and regenerative mode fluid control system

Motors: expansible chamber type – Relatively movable working members with one having motive... – Synchronizing in response to sensed difference in positions

Load equilization feedback for parallel channel servo actuators

Motors: expansible chamber type – Relatively movable working members with one having motive... – Moving cylinders

Load transfer device for tandem mounted actuators

Motors: expansible chamber type – Relatively movable working members with one having motive... – One working member forms movable chamber for another

Low-impact air cylinder

Motors: expansible chamber type – Relatively movable working members with one having motive... – Position of one working member controls motive fluid for...

Manual-hydraulic actuator

Motors: expansible chamber type – Relatively movable working members with one having motive...

Method and apparatus for extracting heat and mechanical energy f

Motors: expansible chamber type – Relatively movable working members with one having motive... – Synchronizing in response to sensed difference in positions

Method and apparatus for lifting a work implement attached...

Motors: expansible chamber type – Relatively movable working members with one having motive... – Synchronizing in response to sensed difference in positions

Method and apparatus for minimizing loader frame stress

Motors: expansible chamber type – Relatively movable working members with one having motive... – With means interconnecting working members to cause relative...

Method and apparatus for the production of mechanical power...

Motors: expansible chamber type – Relatively movable working members with one having motive... – Synchronizing in response to sensed difference in positions

Method for the synchronous operation of juxtaposed cylinder devi

Motors: expansible chamber type – Relatively movable working members with one having motive... – Synchronizing in response to sensed difference in positions

Method of and apparatus for synchronizing a plurality of fluid-o

Motors: expansible chamber type – Relatively movable working members with one having motive... – Moving cylinders

Multi-cylinder piston engine and method of operation thereof

Motors: expansible chamber type – Relatively movable working members with one having motive... – One working member forms movable chamber for another

Multiple stage hydraulic telescopic cylinder device

Motors: expansible chamber type – Relatively movable working members with one having motive... – Position of one working member controls motive fluid for...

Multistaged telescope boom

Motors: expansible chamber type – Relatively movable working members with one having motive... – One working member forms movable chamber for another

Negative pressure type booster