Patents for F15B 11 - Servomotor systems without provision for follow-up action (16,384)
09/1976
09/14/1976US3980095 Power transmission
09/14/1976US3980001 Reversing valve operated by a pilot valve
09/14/1976US3980000 Control system for a hydraulic clamping device
09/14/1976US3979998 Hydraulic actuators equipped with cushioning means
09/14/1976US3979944 Hydraulic drill, in particular a rock drill
09/07/1976US3978998 Fast hoist control system
09/07/1976US3978884 Position regulator
09/07/1976US3978769 Bucket positioner kickout slave cylinder
08/1976
08/31/1976US3977461 Continuous mechanical iron pouring line
08/31/1976US3977301 Low-effort proportional control valve
08/31/1976US3977100 Hydraulic control system for elevating scraper
08/24/1976US3976097 Hydraulic control arrangement
08/24/1976US3975987 Device to control a lifting cylinder
08/24/1976US3975909 Engine sensor hydraulic control system
08/24/1976US3975908 System for providing auxiliary power
08/10/1976US3973747 Method of and arrangement for controlling the speed of the movements of hydraulic booms
08/10/1976US3973580 Flow divider valve
08/10/1976US3973399 Demand compensated hydraulic system with pilot line dither
08/10/1976US3973398 Hydraulic system and automatically shiftable direction control valve therefor
08/03/1976US3972267 Overruning load control for hydraulic jacks
08/03/1976US3972188 Control system with actuator powered by dual sources
08/03/1976US3972187 Hydraulic transmission
08/03/1976US3972185 Hydraulic system for a pipelayer
07/1976
07/13/1976US3968811 Pressurized fluid control circuit
07/06/1976US3967534 Hydraulic control system with sequence hydraulic jacks
06/1976
06/22/1976US3964566 System for providing auxiliary power
06/22/1976US3964518 Electrohydraulic control unit
06/22/1976US3964261 Auxiliary hydraulic power circuit for a hydraulic power transmission system
06/15/1976US3963045 Cushion control accessory for pneumatic or hydraulic cylinders
06/15/1976US3963039 Hydraulic installation with means for storing energy
06/15/1976US3962955 Power trim-tilt system
06/15/1976US3962954 Supply apparatus for two receiving means having a pressure summation device
06/15/1976US3962870 Variable volume dual pump circuit
06/01/1976US3960284 Hydraulic backhoe circuitry
06/01/1976US3960239 Noise-reducing fluid-flow devices
06/01/1976US3960059 Fast exhaust circuit for hydraulic jacks
05/1976
05/25/1976US3958657 Flow compensating emergency hydraulic system
05/25/1976US3958493 Multiple-stage actuating device
05/11/1976US3955649 Device for correcting floor level of hydraulic elevator
05/11/1976US3955474 Fluid pressure system having pumps and valves
05/11/1976US3955473 Power steering gear with proportional flow divider
05/11/1976US3955369 Actuator average pressure maintenance in closed loop system
05/04/1976US3954046 Valve arrangement for controlling a reversible hydraulically operated device
04/1976
04/27/1976US3953187 Glassmaking
04/27/1976US3952996 Valves
04/27/1976US3952763 Sequence control valve
04/27/1976US3952510 Flow sensing and control apparatus
04/27/1976US3952509 Hydraulic system combining open center and closed center hydraulic circuits
04/20/1976US3951162 Control valve with flow control means
04/20/1976US3951009 Override control system for a controlled slippable clutch
04/13/1976US3949892 Cushioned mast for lift trucks
04/13/1976US3949783 Dual Pump draft control valve
04/13/1976US3949646 Control device for air cylinder unit
04/13/1976US3949553 Hydraulic step-motor
04/06/1976US3948148 Devices for controlling pneumatic actuators
04/06/1976US3948146 Control system for hydraulic coupling
04/06/1976US3948051 Fluid pressure amplifier
03/1976
03/30/1976US3946760 Hydraulic modulator valve
03/30/1976US3946561 Fluid pressure control devices
03/23/1976US3945299 Linear positioning apparatus
03/16/1976US3943973 Control system
03/16/1976US3943972 System for conserving compressed air supply
03/16/1976US3943825 Hydraulic control system for load supporting hydraulic motors
03/09/1976US3942553 Digital fluid flow control system with trim adjustment
03/09/1976US3942413 Load limiting system
03/09/1976US3942323 Hydro or oleopneumatic devices
03/02/1976US3941513 Variable displacement pump control assembly
02/1976
02/24/1976US3939886 Tree harvester and processor
02/17/1976US3938920 Device for limiting the pressing force to a pre-established value in mechanical presses
02/17/1976US3938669 Hydraulic circuit for a pipelayer
02/17/1976US3938637 Control system for forward-reverse clutches and low pressure supply line
02/17/1976US3938549 Tattletale annuciator and shut-down control for compressors or like equipment
02/10/1976US3937129 Load responsive system with area change flow extender
02/10/1976US3937128 Hydraulic control circuit with remotely controlled dual pressure relief valve
02/10/1976US3937016 Hydraulic safety circuit
02/03/1976US3935918 Dual source hydraulic steering system
02/03/1976US3935795 Actuating mechanism
01/1976
01/27/1976US3934742 Valve mechanism for automatic control of a number of fluid motors
01/27/1976US3934416 Central hydraulic system for marine deck equipment
01/20/1976US3933080 Pneumatic actuators
01/20/1976US3932992 Pressurized fluid supply power control means
01/13/1976US3932049 Pipe clasper
01/13/1976US3932001 Pneumatic control device with programmed characteristic particularly for a vehicle braking device
01/06/1976US3930434 Hydraulic controller