Patents
Sitemap › F15 - Fluid-pressure actuators; Hydraulics or pneumatics in general › F15B - Systems acting by means of fluids in general; Fluid-pressure actuators, e.g. servomotors; Details of fluid-pressure systems, not otherwise provided for › F15B 1 - Installations or systems with accumulators; Supply reservoir or sump assemblies
Patents for F15B 1 - Installations or systems with accumulators; Supply reservoir or sump assemblies (6,474)
08/1992
08/19/1992CN1063746A Flow through piston accumulator
08/04/1992US5135020 Pressure sequence valve
07/1992
07/28/1992US5133387 Fluid pulsation dampener having spiral grooved bellows
07/23/1992WO1992012350A1 Non-leaking storage charging valve
07/14/1992US5129427 Pulsation damper for a pumped liquid system
07/09/1992DE4100071A1 Leckoelfreies speicherladeventil Leckoelfreies memory load valve
06/1992
06/17/1992EP0397695B1 Retainer assembly
06/03/1992CN2106253U Revolution spindle jaw type pressure reservoir of multiple air-chamber braking system
06/02/1992US5117873 Bladder edge seal and holder for hydraulic fluid pressure accumulator
05/1992
05/21/1992DE4036399A1 High pressure storage unit - has damping element formed as rubber disc between piston and spring
05/19/1992CA1301081C Retainer assembly
05/19/1992CA1300838C Method of making an injection molded product using a variable volume reservoir
05/14/1992DE4035785A1 Accumulator with long life bladder - comprises steel housing and internal bladder mfd. in zones made of different materials appropriate to zone conditions
05/06/1992EP0484049A1 Flow loading unloader valve
04/1992
04/29/1992EP0482916A1 Accumulator
04/28/1992US5108265 Temperature-dependent pressure switch and pressure control system using the switch
04/28/1992US5107900 Expansion-type fuse safety device for accumulator
04/28/1992CA1299501C Pressure vessel with a bladder
04/22/1992EP0364446B1 Combination accumulator and variable volume sump
04/14/1992US5104294 Hydraulic pump assembly with accumulator and oil reservoir
04/09/1992DE4031494A1 Hydraulic oil storage tank - has protection device against condensation water comprising guide plate catching droplets and conducting them away
04/08/1992CN2101132U Automatic controller for piston energy accumulator
04/07/1992US5101885 Hydraulic fluid reservoir including cooling system
03/1992
03/24/1992US5097862 Accumulator with a valve connected float
03/18/1992EP0475240A1 Compressed-air system, especially a part of a compressed-air brake system of a vehicle
03/17/1992US5095933 Expandable float assembly for use with an accumulator
02/1992
02/27/1992DE4123690A1 Sealing membrane for gas in accumulator - consists of inner and outer layers of elastomer bonded together round edges, leaving intermediate space at least half filled with oil
02/05/1992EP0469615A1 Pressure supply system having means for controlling an output pressure thereof
02/05/1992EP0469417A1 Hydraulic circuit for a vehicle
02/05/1992EP0469416A1 Tractor with hydraulically operated differential lock
02/04/1992US5085468 Vehicle storage tank headboard
01/1992
01/31/1992CA2047305A1 Hydraulic system for a work vehicle
12/1991
12/12/1991DE4018318A1 Hydropneumatic pressure reservoir - has membrane which responds to load change by controlled pleating
12/05/1991DE4117411A1 Cold-resistant, gas-tight laminated membrane - has polyvinyl-alcohol layer contg. poly:ol plasticiser and laminated on at least one side with layer of rubber
11/1991
11/13/1991EP0455950A1 Return reservoir for closed circulation lubrification system
11/05/1991US5062455 Pressure vessel with diaphragm compression seal
10/1991
10/29/1991CA1291426C Leakproof housing for high pressure fluids
10/16/1991EP0452261A1 Wheeled hydraulic power unit
10/08/1991US5054373 Composite material flexible separators for pressure vessels
10/02/1991DE4010168A1 Holder for pressure accumulator - has two attachment brackets each with retaining branch and an attachment branch, retaining branches running into flanges
09/1991
09/24/1991US5051116 Method of reducing pressure drop during the passage of a fluid, and a hydraulic system reservoir for circulation of a fluid
09/17/1991US5048296 Anti-vibration apparatus in a hydraulic system for boom cylinder of working apparatus
09/03/1991US5044701 Elastic body apparatus especially intended for an anti-lock brake system
09/03/1991US5044511 Manufacture and method of producing a resilient diaphragm suitable for liquid pressure tanks
08/1991
08/21/1991EP0442860A1 Machine for destroying concrete surfaces
08/13/1991US5038828 Liquid accumulator
08/07/1991EP0440360A1 Flow through accumulator
08/06/1991US5036887 Pressure-producing device
07/1991
07/30/1991US5036110 Automobile Suspensions
07/24/1991EP0437987A2 Flexible composite separator for pressure accumulator, its method of manufacture, and an accumulator including such a separator
07/18/1991DE4100880A1 Hydraulic accumulator has compressible shock absorber section - holding silicone oil in spherical containers
07/16/1991US5031664 Pressure fluid reservoir for vehicle brake systems
07/09/1991US5029776 Variable explosive source for an ejector system
07/02/1991US5027860 Dual diaphragm tank with telltale drain
07/02/1991US5027859 Apparatus for supporting diaphragm of accumulator
06/1991
06/19/1991EP0432156A1 A method of reducing pressure drop during the passage of a fluid, and a hydraulic system reservoir for circulation of a fluid.
06/18/1991US5024250 Piston type accumulator for hydraulic system
06/04/1991US5021125 Pistonless accumulator
05/1991
05/14/1991US5014515 Hydraulic muscle pump
05/02/1991EP0424372A1 A combination seal for sealing between two machine parts.
04/1991
04/18/1991DE3933916A1 Fluid-pressure actuator esp. for vehicular door lock - is fed by magnetic valve having third position in which pressure reservoir is connected to pump
04/17/1991EP0423090A1 Liquid accumulator
04/11/1991DE3933551A1 Hydraulic circuit with hydraulic accumulator - incorporates valve which can be held open when required
04/10/1991CA2026117A1 Liquid accumulator
04/04/1991WO1991004420A1 Pressure medium reservoir, especially for vehicle braking systems
03/1991
03/20/1991EP0417440A1 Fluid accumulator, especially for vehicle braking systems
03/14/1991DE3930556A1 Druckmittelspeicher, insbesondere fuer fahrzeug-bremsanlagen Pressure accumulator, in particular for vehicle-braking systems
03/14/1991DE3930553A1 Lifting mechanism hydraulic control system - has pressure-equalisers for flow to and from pressure accumulator
03/14/1991DE3929927A1 Controllable membrane-operated pressure reservoir - makes use of integrated valve to regulate fluid flow
03/12/1991CA1281262C Pressurized fluid feed system
03/05/1991US4997009 Accumulator
02/1991
02/07/1991DE3925874A1 Membrane gas pressure reservoir for hydraulic lines - has two overlying membranes and cooperating piston rod operating proximity switches
02/05/1991CA1279833C Tank made up of two half shells, useable as an expansion chamber, expansion compensator, or pressurized reserve fluid container
02/05/1991CA1279774C Sphygmomanometric cuff pressurizing system
12/1990
12/27/1990CA1278239C Combination accumulator and variable volume sump
12/19/1990CN1010837B Hydraulic press with superhigh pressure for rolling mill
12/13/1990DE3918119A1 Operating arrangement for linear motor(s) esp. for dispenser - contains controller acting as pump or drive motor depending on line pressure w.r.t. working pressure
12/04/1990US4974550 Accumulator with sensor through rollers
11/1990
11/06/1990US4967553 System for monitoring a hydraulic accumulator
10/1990
10/23/1990US4964983 Reservoir
10/10/1990EP0391320A1 Accumulator
10/04/1990WO1990011451A1 Pressure-producing device
10/02/1990US4959957 Hydraulic actuating unit, in particular for raising a load, such as a hospital bed
09/1990
09/26/1990EP0388641A2 Hydraulic system for earth-moving machines, in particular for loaders, tractors and the like
09/05/1990EP0385816A1 Pressurized-fluid accumulator
09/04/1990US4953591 Hydraulic accumulator
08/1990
08/14/1990US4947733 Valve subplate for alternative double-acting or single-acting operation of cylinder
07/1990
07/25/1990EP0378864A1 Filter assembly for use in a hydraulic circuit
07/19/1990DE3901261A1 Pressure vessel, in particular an accumulator
07/18/1990EP0378129A1 Hydraulic system for boom cylinder of working apparatus
07/17/1990CA1271690A1 Accumulator having fluid-lubricated seals
07/10/1990US4939899 Bidirectional pressure supply system in a motor vehicle
07/04/1990EP0376058A1 Energy accumulator
06/1990
06/19/1990CA1270423A1 Pressure balanced seals for vented accumulators
06/06/1990EP0371321A1 Fluid-accumulator
05/1990
05/29/1990US4928487 Control apparatus for double acting hydraulic cylinder units
05/23/1990EP0368913A1 Marine power steering system
05/22/1990CA1269302A1 Method and apparatus for eliminating cavitation in hydraulic systems
05/15/1990US4924670 Hydraulic unit for a motor vehicle
05/03/1990DE3935293A1 Vane-type pump assembly - has tank containing hollow plastics insert held by pressure plate against housing
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