#WESTINGHOUSE AIR BRAKE TECH CORP [US]

PASSENGER COMMUNICATION LIGHTING

A passenger communication lighting display on or adjacent a touch bar on a passenger door of a transit vehicle comprises a display that can be controlled to display multiple colors continuous or blink…

DRIVE·Mar 4·1 min read

B60J5/0497 WESTINGHOUSE AIR BRAKE TECH CORP [US]

SYSTEM AND METHOD FOR MEASURING AN OPERATIVE CONDITION OF A MACHINE

A system includes a sensor, one or more processors, a transmitter, and a capacitance control structure. The sensor is configured to contact a fluid and measure a characteristic of the fluid. The one o…

DRIVE·Jan 3·1 min read

B60R16/0234 WESTINGHOUSE AIR BRAKE TECH CORP [US]

Set and release hand brake with automatic brake application device

The present invention is predicated upon the use of an apparatus that is engageable with a hand brake assembly (20) which will automatically apply at least one brake means secured to a railway vehicle…

DRIVE·Apr 27·2 min read

B60T13/683 WESTINGHOUSE AIR BRAKE TECH CORP [US]

Automatic application hand brake of a rail vehicle

An apparatus (10) engageable with a hand brake assembly (20) for automatically applying at least one brake device secured to a railway vehicle with such hand brake assembly (20). The apparatus include…

DRIVE·Nov 10·2 min read

B60T7/08 WESTINGHOUSE AIR BRAKE TECH CORP [US]

Valve control system

In a preferred embodiment, a calibration system for a valve pressure control system for a control valve comprises a microprocessor (102), a brake cylinder pressure detector (108) and a brakes full ser…

DRIVE·Aug 25·1 min read

B60T13/665 WESTINGHOUSE AIR BRAKE TECH CORP [US]

Three state magnet valve

The application solenoid valve (16) is connected with pilot solenoid valve (12) so that operation of valve (16) is stopped by a brake cylinder based on control signals. The release pilot solenoid valv…

DRIVE·Jul 14·1 min read

B60T13/683 WESTINGHOUSE AIR BRAKE TECH CORP [US]

Digital multi-point electronic load weigh device

A wheel slip release relay (44) allows application of the load compensation exclusive control over the application and release valves (26,42) by disconnecting and connecting the controller from and to…

DRIVE·Jul 14·1 min read

B60T13/665 WESTINGHOUSE AIR BRAKE TECH CORP [US]

Time reset safety timer circuit

The time reset safety timer circuit (10) eliminates approximately half of the external interfaces of the prior art safety timers. The prior art safety timers depend on vehicle axle speeds, brake indic…

DRIVE·Jul 14·1 min read

B60T8/1705 WESTINGHOUSE AIR BRAKE TECH CORP [US]

Dual feedback, high accuracy brake cylinder pressure control

A dual feedback, high accuracy pressure control means (10) for railcar braking systems having an electronic control module (14). A transducer (12) is electronically connected to the control module (14…

DRIVE·Jun 30·2 min read

B60T13/66 WESTINGHOUSE AIR BRAKE TECH CORP [US]

Lock latch mechanism for transit vehicle door system

A lock latch mechanism (80) disposed within a powered locking device of a transit vehicle door system for maintaining a lock lever (76) in an unlock position without the aid of the lock actuator. The …

DRIVE·Mar 3·2 min read

B60J5/062 WESTINGHOUSE AIR BRAKE TECH CORP [US]

Automatic application hand brake winding mechanism

An automatic application hand brake mechanism is provided for automatically applying at least one brake member secured to a railway vehicle with the hand brake assembly. The mechanism comprises an ope…

DRIVE·Feb 26·2 min read

B60T11/102 WESTINGHOUSE AIR BRAKE TECH CORP [US]

Locomotive brake valve

In combination with a railway locomotive brake valve (10) having at least one exhaust valve assembly (12), at least one spring housing (14) and at least one range spring (16), the improvement comprisi…

DRIVE·Jan 29·1 min read

B60T15/021 WESTINGHOUSE AIR BRAKE TECH CORP [US]

Apparatus for operating a vertical wheel hand brake

An apparatus (10) for operating a railway car vertical wheel hand brake (12). A hand brake wheel has a hub (16) fixed on an operating shaft (20). The operating shaft is rotatably mounted on the hand b…

DRIVE·Jan 15·1 min read

B60T11/04 WESTINGHOUSE AIR BRAKE TECH CORP [US]

Apparatus and method for pneumatically controlled graduated brake pressure release for freight train brake system

A release graduating valve for freight brake control is provided for a railcar having a pneumatic control valve, emergency and auxiliary reservoirs each normally charged with pressurized fluid from a …

DRIVE·Jan 8·2 min read

B60T15/048 WESTINGHOUSE AIR BRAKE TECH CORP [US]

Four port variable load valve weight system for a brake pipe controlled brake system

A pneumatic system serves as a backup to the electronic system that normally provides load compensation on a railcar truck during both service and emergency applications of the brakes. The pneumatic s…

DRIVE·Jan 2·1 min read

B60T13/665 WESTINGHOUSE AIR BRAKE TECH CORP [US]

Overload protection device for a truck-mounted brake assembly

An overload protection device (10) for a truck-mounted railcar brake assembly (56), comprising a body member (12) having a first end (14), a second end (16), and at least one cavity of a predetermined…

DRIVE·Dec 11·2 min read

B60T17/228 WESTINGHOUSE AIR BRAKE TECH CORP [US]

Mechanical sensor for a quick release hand brake

A mechanical sensor (10) for a hand brake quick release mechanism (12) having a housing (14), flexible clamp (26), and release shaft (28) having a member (30) with first (32) and second elements (34).…

DRIVE·Dec 11·2 min read

B60T17/228 WESTINGHOUSE AIR BRAKE TECH CORP [US]

Electronic sensor for a quick release railcar hand brake

An electronic sensor for a quick release mechanism in a railcar vertical hand brake having a housing equipped with a flexible clamp mounted on an inside wall, and a release shaft having a member dispo…

DRIVE·Dec 11·2 min read

B60T11/105 WESTINGHOUSE AIR BRAKE TECH CORP [US]

Device for securing a sealing member in a predertermined position

A device for securing a sealing member in a predetermined position. The device comprises a positioning element of a predetermined size and shape having a first surface and a second surface, and a reta…

DRIVE·Apr 24·1 min read

B60T8/362 WESTINGHOUSE AIR BRAKE TECH CORP [US]

Brake cylinder piston travel indicator

A brake cylinder piston travel indicator (24) for monitoring an amount of piston travel in a brake cylinder assembly (15) in a railway braking system is provided. The railway braking system includes a…

DRIVE·Apr 17·2 min read

B60T17/08 WESTINGHOUSE AIR BRAKE TECH CORP [US]

Quick release mechanism for a railway car hand brake

A quick release mechanism (10) for a railcar hand brake (1) comprises a release shaft (11) having a first end (12) and a second end (13). The first end includes a cavity (14). A release lever (17) has…

DRIVE·Apr 10·2 min read

B60T15/52 WESTINGHOUSE AIR BRAKE TECH CORP [US]

Push button for releasing a railway vehicle hand brake from either side of the vehicle

An apparatus (10) to enable the automatic release of a railway vehicle hand brake system from either side of the vehicle is provided. The apparatus comprises a source of fluid pressure (14) engageable…

DRIVE·Apr 3·2 min read

B60T13/665 WESTINGHOUSE AIR BRAKE TECH CORP [US]

Control apparatus for the application and release of the hand brake of a railway vehicle

A control apparatus is provided which is engageable with a hand brake assembly (11) on a railway vehicle for operation of an application cylinder (12) for applying the hand brake assembly. This appara…

DRIVE·Apr 3·2 min read

B60T13/665 WESTINGHOUSE AIR BRAKE TECH CORP [US]

Travel detector for empty/load brake control

An empty/load brake control system mountable on a sprung and an unsprung member of a railway car and disposed between the car brake control valve and brake cylinder. Such system includes an empty/load…

DRIVE·Feb 27·2 min read

B60T8/1837 WESTINGHOUSE AIR BRAKE TECH CORP [US]

Housing for a hand brake mechanism in a railroad car

A hand brake front housing for a railroad car hand brake mechanism. Such hand brake front housing comprising a front casing for enclosing pre-selected portions of a hand brake mechanism. The front cas…

DRIVE·Feb 6·1 min read

B60T7/10 WESTINGHOUSE AIR BRAKE TECH CORP [US]

Railway locomotive brake controller

An Integrated locomotive braking and ECP braking control (5) on a lead locomotive (10) for implementing braking effort on all locomotives in a manner relative to braking effort applied on ECP freight …

DRIVE·Sep 5·2 min read

B60T13/665 WESTINGHOUSE AIR BRAKE TECH CORP [US]