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7556322 |
Graduated release/proportioning valve
A release graduating proportioning valve for a rail car brake system having a brake pipe, a brake cylinder, and a load sensor valve which selectively connects the control volume to the brake...
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6863354 |
Hydraulic brake pressure control device of load responsive type
In a hydraulic brake pressure control device of a load responsive type, a housing is attached to one of a rear wheel side member and a vehicle body side member which are connected with each other...
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6540307 |
Emergency brake system using a load-responsive apportioning valve
A rear axle braking system for a vehicle has a primary electronic braking circuit supplied with a source of primary braking pressure and a mechanical back-up braking circuit supplied with a source...
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6302496 |
Load-dependent brake-power regulator
The present invention relates to a load-responsive brake force regulator which, for the installation into the vehicle, has a clearance compensation element in the shape of an elastomeric element...
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6260934 |
Brake control system and method for preventing a vehicle from rolling downward on a slope
The processing for controlling brake systems, which can control the release time of the brake force in consideration of the gradient degree and the load and vehicle weight when the vehicle starts...
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6074017 |
Liquid pressure control device for load responding brake
The present invention discloses a liquid pressure control device (1) for load responding brake. This liquid pressure control device (1) comprises valve mechanisms (5) and (6) for reducing liquid...
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5992945 |
Hydraulic brake force regulating system
A hydraulic brake force regulating system controls the brake system of a vehicle such that substantially the same breaking power is applied to both wheels of an axle despite the presence of a...
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5984428 |
Brake fluid pressure control valve
The present invention provides a brake fluid pressure control valve having a plunger 23 slidably fitted in a cylinder hole 22 in a cylinder housing 21 and a retainer 24 which holds the posture of...
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5934765 |
Electro-pneumatic brake system and controller therefor
A brake control system for a railroad freight car having an electro-pneumatic brake controller in which a self-lapping valve assembly is operated by a constant spring load acting through a first...
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5716109 |
Load conscious reducing valve system
The present device is a rear brake pressure reducing system which responds to changes in weight and weight distribution of a vehicle. It has a valve connected to the vehicle's axle by pivotally...
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5692812 |
Brake regulator with double valve
A regulator (1) having a casing (10) with at least one bore (11) therein. A piston (12) slidably located within the bore (11) to delimit first (13) and second (14) chambers. The first (13) and...
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5653513 |
Dual circuit load-conscious-type hydraulic pressure control valve apparatus
A dual circuit load-conscious-type hydraulic pressure control valve apparatus for a dual circuit brake system of a vehicle, which is installed between a master cylinder and a brake cylinder, which...
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5579807 |
Solenoid-operated pressure control valve
A hydraulic pressure control valve uses a stepped valve spool having a differential area exposed to supply pressure to provide a small resultant force on the spool. A linear electric solenoid...
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5486039 |
Electro-hydraulic braking corrector
An electro-hydraulic braking corrector for electrically powered vehicles is connected between the brake system master cylinder and the hydraulic system of the brake system. This braking corrector...
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5462341 |
Proportioning valve
A proportioning valve including an annular piston (3) slidably fitted into a cylinder bore (2), a valve seat (6) disposed on the piston (3), and a second spring (5) installed in an output pressure...
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5451098 |
Multislope compensator
The compensator comprises, in known manner, a body (1) in which are defined two pressure chambers (2, 3), a piston (4) carrying a valve (6) capable of bringing the chambers into communication with...
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5407256 |
Load-sensitive twin brake power controller with cup-type dust cover
The invention relates to a load-sensitive twin brake power controller whose change-over pressure is determined by a lever through a rocking element. The housing is extruded. Traditionally, a...
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5340203 |
Variable load control valve with dual diaphragms reinforced by washers and spacer members
A diaphragm-type of variable load control valve device having a diaphragm piston assembly for effectively providing pressurized fluid to the brake cylinders of a railway vehicle in accordance with...
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5303987 |
Empty/load changeover valve for railway car
An empty/load changeover valve device for a railway car having a proportioning valve including a valve member via which brake cylinder pressure is supplied and released and a balance piston to...
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5302006 |
Brake regulator with lever and improved response time
The invention relates to a brake regulator interposable between a hydraulic pressure source and a motor-vehicle brake circuit, of the type comprising a housing equipped with a bore, a simple or...
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5269594 |
Load responsive air brake control valve for providing continuously variable brake pressure
A braking force control valve responsive to the load on a vehicle has a three-part body with a central bore with a spring-biased proportioning spool disposed within the central bore and with a pair...
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5259666 |
Double brake booster
The invention relates to a double brake booster for a motor vehicle, provided with a valve enabling the boost ratio to be varied as a function of the load of the vehicle. In addition to two pistons...
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5236251 |
Vehicle braking systems
A vehicle braking system has a master cylinder, a first brake associated with a front wheel of the vehicle and a second brake (11) associated with a rear wheel of the vehicle, the master cylinder...
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5226693 |
Hydraulic assembly for conversion of a pressure of a brake fluid
The invention relates to a hydraulic assembly for conversion of a pressure of a brake fluid at least partially controlled by the load of the vehicle and arranged between a master cylinder and at...
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5215171 |
Load controlled brake compensator with a restoring spring and a locking device on a slidable rod
A load-controlled brake compensator for a vehicle possessing a chassis and at least one axle, includes a fixed part (10) solidly attached to the chassis and comprising at least one compensating...
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5211450 |
Empty/load valve
An empty-load device, having in a single housing, a sensing piston and a ratio piston interconnected by a push rod which senses load. A ratio valve, including a valving element and valve seat, is...
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5201571 |
Bearing piece for a suspension element
A bearing piece for a suspension unit of a motor vehicle, acting as a pressure sensor for a fluid-controlled brake regulator and intended to be mounted between a suspension element (12, 14) and a...
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5192119 |
Protective cover for emply/load valve actuator
An empty/load valve with a housing from which a reciprocable rod which actuates a changeover spool extends, and a pivotable load measuring arm mounted in offset relation to the axis of the rod and...
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5176431 |
Vehicle deceleration prediction based on vehicle dive
An improved scheme for predicting vehicle velocity independent of wheel speed for use in a vehicle antilock braking system (31) is disclosed and includes an arrangement for measuring variations in...
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5154492 |
Load sensing proportioning valve
The load sensing brake proportioning valve of a vehicle comprises a first piston (14) sliding in a stepped bore made in a body, and carrying a normally open shutter (18) arranged between a source...
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5150772 |
Disc brake caliper with an integral proportioning valve
A disc braking (10) for a motor vehicle comprising a rotor (12); inner and outer brake pads (14,16) disposed on opposite sides of the rotor and movable into brake engagement therewith; a caliper...
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5146952 |
Fluid pressure control valve device for a railway car
A control valve device for a railway car having an arrangement for changing the axial position of a variable area piston in order to adjust the output pressure of a piston valve assembly in...
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5144985 |
Variable load valve for railway vehicles
A variable load valve device for a railway car having an arrangement for changing the axial position of a variable area piston in order to adjust the output pressure of piston valve assembly in...
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5127637 |
Instantaneous load sensor of a motor vehicle
The instantaneous load sensor of a motor vehicle is incorporated in a suspension assembly of the vehicle, and comprises a suspension element (1) fastened via an elastic mechanism (3) to a rod (5)...
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5094510 |
Load sensing supporting member for a suspension spring
The supporting component for a suspension spring (3) for a motor vehicle, forming a pressure sensor for a fluid-controlled brake regulator, comprises a base (1) integral with the vehicle, and a cap...
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5082332 |
Load responsive brake regulator
The brake regulator for a motor vehicle, comprises a body (1) pierced with a bore in which an annular gasket (7) defines first and second chambers (2, 3), of which the first (2) is connected to the...
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5080446 |
Hydraulic pressure control device
A hydraulic pressure control device of a load sensing type is provided. The hydraulic pressure control device includes a spring support disposed on a vehicle body side or wheel side for supporting...
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4984853 |
Braking corrector governed by the height of a vehicle
A braking corrector governed by the height of a vehicle, comprises a body (10), in which is slideably mounted at least one piston controlled by an actuating rod (12) and arranged so as to interact...
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4915457 |
Load-sensitively controllable braking pressure control unit
A braking pressure control unit is disclosed, including a transmission lever acting on actuating tappets of a control valve, the lever is articulated through the intermediary of a first spring...
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4911505 |
Servo-brake-auto-modulator for a trailer provided with a pneumatic braking system with sprung parking-brake members
A servo-brake-auto-modulator of the kind for use in a trailer provided with a pneumatic braking system is modified so as to enable also the achievement of the functions of an anti-overload valve....
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4828329 |
Pressure regulator, in particular, for use with pressure fluid-operable brake systems of automotive vehicles
A pressure regulator for an automotive hydraulic braking system includes a housing provided with at least one pressure fluid inlet and one pressure fluid outlet with a connection between the inlet...
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4828330 |
Brake corrector subject to the load of a vehicle
Assembly consisting of a suspension element (20) and of a brake corrector (10) intended to be subject to the load of a vehicle, the corrector (10) comprising a body in which slides a piston (12)...
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4824180 |
Brake corrector subject to the load of a vehicle
A brake corrector (10) subject to the load of a vehicle is equipped with a fluidic pressure sensor (42; 142), the corrector (10) comprising a body (11) having a bore (12) in which is mounted...
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4781420 |
Hydraulic brake load-sensing proportion valve with noise prevention means
In a load-sensing proportion valve including a control valve disposed in a hydraulic fluid passage extending from a master brake cylinder to rear-wheel brake cylinders, a plunger adapted to operate...
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4750791 |
Pressure control unit, dual-circuit brake systems
A pressure control unit comprises a housing and a regulating device connected between an inlet and an outlet thereof and actuated by a control force. To accomplish low-priced manufacture, great...
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4750786 |
Brake pressure control system of vehicle load responsive type
A brake pressure control system for a wheeled vehicle includes a swingable lever pivotally mounted at a first end portion thereof to a sprung mass of the vehicle such as a body frame, a first...
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4744608 |
Braking corrector
Variable-ratio braking corrector for a vehicle, comprising a housing provided with at least two parallel bores (14, 16), at least two pistons (24, 26) one mounted slideably in each bore, the two...
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4733918 |
Suspension strut assembly
A vehicle suspension strut 1 comprising a telescopic hydraulic damper 2 and coaxial main suspension spring 3 is fitted with a brake pressure control valve 23. The control member 22 of the valve is...
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4673224 |
Brake pressure control unit
The invention is related to a brake pressure control unit which is pilotable load-sensitively through a pilot device, a spring device, and a transmission lever. The pilot device includes a first...
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4664452 |
Electronic control system for automotive brake system for controlling braking pressure distribution in front and rear wheel cylinders depending upon vehicular load condition
A brake control system has a proportioning valve for controlling distribution of fluid pressure to at least rear wheel cylinders with respect to the fluid pressure built-up in a master cylinder....
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