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Class 60/357 - Of means adjusting the mass of level of motive fluid at the impeller energy transfer zone


Subclass of Class 60 - Power plants
Definition: Apparatus having means whereby the quantity of motive fluid
No. of patents: 45
Last issue date: 02/22/2011


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NumberTitleIssue Date
7891178Centrifugally balanced fluid reservoir and method of use thereof
A centrifugally balanced fluid reservoir comprising a fluid reservoir having a channel therein, a flexible barrier dividing the channel of the fluid reservoir into a first compartment and a second compartment, a first aperture in the first compartment allowing trans...
02/22/2011
7370669Electromagnetic valve
Disclosed is an electromagnetic valve in which a force due to a working fluid from an inflow hole acting perpendicularly with respect to the axis of a shut-off valve is reduced to thereby reduce the sliding resistance of the shut-off valve. An electromagnetic valve ...
05/13/2008
7351176Line-to-lube pressure regulator valve assembly
A line-to-lube pressure regulator valve assembly for an automatic transmission including an internal check valve that opens in the Park gear range and at low engine speeds to feed line pressure to the torque converter in response to a substantially lower hydraulic f...
04/01/2008
7198142Machine unit comprising a drive and a machine
The invention relates to a high power machine unit. Said invention is characterized by the following features: a drive which has an output shaft; a machine which has a drive shaft; a converter (3) which is connected between drive and machine and can be filled...
04/03/2007
7100370Method for regulating the speed of a drive motor
The invention involves a process for controlling the rotational speed of a drive motor during a start-up period, in a drive train, containing at least one starter element that can be coupled to the drive motor, in a rotationally fixed manner, in the form of a hydrod...
09/05/2006
7003340Electrochemical analyte sensor
An electrochemical analyte sensor formed using conductive traces on a substrate can be used for determining and/or monitoring a level of analyte in in vitro or in vivo analyte-containing fluids. For example, an implantable sensor may be used for the continuous or au...
02/21/2006
6993902Fluid coupling for mobile equipment
In an assembly including a diesel engine, a fluid coupling connected to the flywheel of the diesel engine, a comminuting machine and a conveyor for feeding the comminuting machine, a fluid coupling module is common to various output power train assemblies. Slip spee...
02/07/2006
6928810Hydrodynamic component
A hydrodynamic component (1) comprising: two rotating blade wheels: a primary blade wheel (3) and a secondary blade wheel (4), which together form at least one torus-shaped working chamber (5Z); at least inlet (10) for service fluid leadi...
08/16/2005
6913437Hydrodynamic component
A hydrodynamic component with at least two rotating impellers which form a working chamber for a working circuit. A closed circuit coupled to the inlet to the working chamber and to the outlet from the working chamber. The closed circuit is pressure tight. Pressure ...
07/05/2005
6910330Method for controlling the power consumption of a hydrodynamic clutch by controlling the volumetric efficiency and a hydrodynamic clutch
A method for controlling the power consumption of a starting element (1) in the form of a hydrodynamic clutch (2). The clutch comprises an impeller (4) and a turbine wheel (5), which together form at least one toroidal working chamber (
06/28/2005
6826908Pressure regulator valve assembly
A pressure regulator valve assembly for an automatic transmission that provides continuous hydraulic fluid flow into the torque converter charge circuit in all operating modes to prevent torque converter overheating is disclosed. The present pressure regulator valve...
12/07/2004
6698195Hydrodynamic coupling
The invention relates to a flow-controlled, hydrodynamic coupling having an operating chamber (5.2) which is formed from a pump impeller (3.2) and a turbine impeller (4.2) and is intended for introducing an operating medium. In order to make it possible f...
03/02/2004
6564546Variable stall control
A variable stall speed control (VSC) device for use with a non-lockup torque converter of an automatic transmission of an engine for improving the stall speed property of a mechanical power transmission torque converter. The VSC device hydraulically alter...
05/20/2003
6497096Automatic transmission for automobiles
An automatic transmission for automobiles is disclosed. In the automatic transmission, a housing (1) is filled with transmission fluid. A pump (2), having an input shaft (6), is positioned at one side within the housing (1), while a turbine (3), having an...
12/24/2002
6357229Hydrodynamic clutch and method of operating a hydrodynamic clutch
A hydrodynamic clutch includes at least two blade wheels that form at least one torus-shaped working chamber that can be filled with an operating medium. In a method of operating the hydrodynamic clutch, the filling degree is determined via a value that a...
03/19/2002
6101810Hydrodynamic coupling having constant quantity of working fluid and valve for displacing working fluid between a working space and a storage space
A hydrodynamic coupling having a constant quantity of working fluid, the coupling comprising, a pump wheel and a turbine wheel which together form a working space for a working fluid, a first storage chamber in fluid communication with the working space; ...
08/15/2000
5561975Fluid coupling with delay chamber and reservoir
A fluid coupling (1) with a sealed casing (2) including two mutually communicating chambers (21, 23) and traversed by a driven shaft (10) connected to a user, one of said chambers (21) containing a pair of rotors (15, 17) provided with radial blades (16, ...
10/08/1996
5435133Hydrodynamic clutch
A hydrodynamic clutch with a generally horizontal axis, specifically for underground operation. The clutch includes a primary wheel, a secondary wheel, a housing which comprises two essentially axially perpendicular end walls as well as a peripheral wall ...
07/25/1995
5426939Torque converter having automatic power control
An automatic sensing, measuring, and controlling system for varying the output power of a hydrokinetic device, such as a torque converter, having a varying power input derived from the output of an engine related to the power demand of the engine in an el...
06/27/1995
5406792Quick acceleration fluid coupling
A quick acceleration fluid coupling comprising: a fluid coupling working chamber defined by an impeller attached to a driving shaft, a runner attached to a driven shaft, and an impeller casing attached to the impeller and surrounding the runner; and a pas...
04/18/1995
5315825Oil system for constant input speed fluid drive
In a system for supplying oil to a fluid drive, the fluid drive having an impeller, and a runner fluidically coupled by oil between them, the degree of coupling being determined by the amount of oil between them, a temperature sensor is located to sense t...
05/31/1994
5263320Converter bypass piston for reduced idle loss
An axially oriented annular piston is provided in the torque converter. It encircles the converter pump. The piston has an open and a closed position. In the open position, a portion of the fluid exiting the converter pump bypasses the turbine, passing th...
11/23/1993
5251441Fluid coupling
A fixed fluid capacity fluid coupling comprises a main bypass chamber and an auxiliary bypass chamber. The output wheel includes at least one hole and an offtake channel connecting the working circuit to the auxiliary bypass chamber uses this hole. Applic...
10/12/1993
4970860Fluid coupling for helicopter propeller
A disengageable connection between an internal combustion engine and a propeller which serves for the drive of a gyroplane. The disengageable connection is a fluid coupling which includes a controllable oil circulatory system. The fluid coupling is suppli...
11/20/1990
4761952Hydraulic coupling
A hydraulic coupling is provided which has a primary blade wheel and a secondary blade wheel confining an operating space, said primary wheel having a first delay chamber connected by channels with the operating space located relatively close to the coupl...
08/09/1988
4751817Fluid machine and a method of controlling the same
In a fluid machine, for instance a hydrodynamic transmission, an injector means (31) including an adjusting member (32) acting as a throttle is provided upstream of the inlet (28) to the turbine wheel (23). At the injector means (31), two fluid components...
06/21/1988
4711328Hydrodynamic retarder with a centrifugal accumulator
A hydrodynamic retarder has a centrally disposed chamber which is filled with hydraulic fluid and subjected to centrifugal forces. A valve mechanism, responsive to the operator, is opened by a control valve system when vehicle retarding action is requeste...
12/08/1987
4669262Hydrodynamic control coupling
The hydrodynamic control coupling has primary and secondary vane wheels (2,4 respectively) inclined to the coupling axis (20) and a working space (5) which is provided with an inlet (6) and an outlet (7) for the working medium, the working medium capable ...
06/02/1987
4662175Fluid supply circuit for a hydrodynamic coupling
A fluid circuit for a hydrodynamic coupling comprises a circuit line which is connected to the outlet of the coupling and which extends via a cooler and via a flow control element back to the inlet of the coupling. An overflow valve serving for limiting p...
05/05/1987
4658582Volume control device for variable volume pump for automatic transmission
A cylinder of a volume control device for a variable volume pump is formed as a separate piece from a converter housing and mounted to an outer wall of the converter housing with a portion overlapping a transmission case fixedly secured to the converter h...
04/21/1987
4581892Adjustable fluid coupling
A fluid coupling interposed between an induction motor and a load has an impeller and a turbine together defining a working chamber connected via radially inward and radially outward passages with a delay chamber on the impeller side of a corotating housi...
04/15/1986
4516399Hydraulic coupling
A hydraulic coupling is disclosed which has a primary bladed wheel and a secondary bladed wheel confining a torus-shaped operating space. A blade-free ram space is provided inside the blading of the primary wheel. A delay chamber rotating with the primary...
05/14/1985
4445328Variable fill fluid coupling with charging liquid collector
In variable fill-type fluid couplings, a driving impeller and a driven runner are coupled for joint rotation by means of a liquid medium in an active liquid chamber formed by the rotating members. The active liquid chamber is continuously bled at a select...
05/01/1984
4391096Hydrodynamic reversing transmission
A hydrodynamic reversing transmission wherein each of the forward and reverse drive trains between the input and output shafts has a starting torque converter with a stationary housing, a rotary turbine wheel and a set of adjustable guide vanes. The drain...
07/05/1983
4201050Fluid coupling
A rotating fluid coupling of the type which has a primary coupling half and a secondary coupling half which together form a working chamber which is filled with working fluid. A control device which is arranged on the secondary coupling half is used to re...
05/06/1980
4184330Hydrodynamic reversing transmission
A hydrodynamic reversing transmission for earth moving vehicles, forklift trucks or locomotives wherein the degree of filling of each torque converter of the forward drive train is controlled simultaneously with the degree of filling of the corresponding ...
01/22/1980
4175647Hydrodynamic retarder for vehicles, especially for motor vehicles
A hydrodynamic retarder for vehicles, especially for motor vehicles, with an internal working circulation within a working space having at least one rotating blade wheel and at least one stationary blade wheel, with an external cooling circulation that ca...
11/27/1979
4152894Control system of hydraulic torque converter of transport vehicle
A control system of the hydraulic torque converter of a transport vehicle wherein the space formed by the converter wheels and the space of the coupling which locks said wheels are in communication, through a changeover valve actuated by a signal of the R...
05/08/1979
4073139Hydrodynamic coupling
A hydrodynamic coupling wherein the radially outermost region of the working circuit communicates with one or more radially inwardly extending channels defined by a casing which surrounds the impeller or runner element or by the casing and one of these el...
02/14/1978
4051675Drives incorporating variable filling fluid couplings
A fluid coupling, of the kind in which the filling of its working circuit is determined by a movable trimming scoop, is driven by an electric motor. The coupling output drives a high-inertia load such as a long, loaded conveyor belt. During start-up, fill...
10/04/1977
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