Abstract:
Es ist ein Radlager (12) zur Lagerung eines Kraftfahrzeugreifens eines Kraftfahrzeugs vorgesehen mit einem ersten Ring (14), einem relativ zum ersten Ring (14) drehbar gelagerten zweiten Ring (20), einem drehfest mit dem zweiten Ring (20) befestigten Dichtpartner (50), einem drehfest mit dem zweiten Ring (20) befestigten weiteren Dichtpartner (50), einer in radialer Richtung zwischen dem ersten Ring (14) und dem zweiten Ring (20) und in axialer Richtung zwischen dem Dichtpartner (50) und dem weiteren Dichtpartner (50) ausgebildeten Druckkammer (36), einer die Druckkammer (36) an einer ersten Axialseite begrenzenden Dichtungseinheit (38) zur Herstellung eines Dichtkontakts mit dem Dichtpartner (50), einer die Druckkammer (36) an einer zweiten Axialseite begrenzenden weiteren Dichtungseinheit (60) zur Herstellung eines Dichtkontakts mit dem weiteren Dichtpartner (50) und einem die Druckkammer (36) an einer von dem ersten Ring (14) weg weisenden radialen Mantelfläche begrenzenden Dichtungshalter (26), wobei der Dichtungshalter (26) die Dichtungseinheit (38) und die weitere Dichtungseinheit (60) dichtend auf eine Mantelfläche des ersten Rings(14) zu presst, wobei der erste Ring (14) einen mit der Druckkammer (36) kommunizierbaren Einlass (16) aufweist, wobei der Dichtungshalter (26) einen mit der Druckkammer (36) und mit einem in dem zweiten Ring (20) ausgebildeten Auslass (22) kommunizierbaren Auslasskanal (54) aufweist, wobei der Strömungsquerschnitt des Auslasskanals (54) dimensioniert ist bei einer Förderung eines Druckfluids von einer an dem Einlass (16) anliegenden Druckquelle zu einem an dem Auslass (22) anliegenden Drucknutzraum, insbesondere Reifenschlauch eines Kraftfahrzeugreifens, in der Druckkammer (36) einen Staudruck zum dichtenden Anpressen der Dichtungseinheit (38) an dem Dichtpartner (50) und zum dichtenden Anpressen der weiteren Dichtungseinheit (60) an dem weiteren Dichtpartner (50) herbeizuführen. Dadurch ist eine kostengünstige Drehdurchführung für ein Radlager (12) ermöglicht.
Abstract:
A vehicle tire inflation system including an axle, an axle housing having an axle cavity, and a single port extending through the axle housing. A y- fitting is coupled to the port, the y-fitting having a first passageway and a second passageway. At least one conduit extends in the axle cavity and. fluidly couples the first passageway to the axle ends, wherein the second passageway is configured to vent a fluid in the axle cavity to exterior the axle. A y- connector may be positioned in the axle housing to distribute pressurized air received from the conduit to each of the axle ends.
Abstract:
A valve assembly for a tire pressure management system including a housing. The housing includes a base portion attached to a cap portion. The cap portion defines a first perforation. An annular member is attached to the housing. The annular member defines a second perforation. The second perforation is in fluid communication with the first perforation when the valve assembly is in an open position. A biasing member is disposed in the housing adjacent the first perforation. A shuttle assembly is in contact with the biasing member. The shuttle assembly includes a piston and a sealing member. The sealing member is attached to an outer surface of the piston. The sealing member in sealing contact with a portion of the base portion when the valve assembly is in a closed position.
Abstract:
The invention has proposed a tire valve (10) for controlled filling and emptying of a tire, having a valve body (12) and a filling conduit (14), which is routed in the valve body (12) from a valve inlet (16) to a valve outlet (18) and in which a filling valve (24) is provided. In order to be able to perform an emptying of the tire, an emptying conduit (30), which is separated from the filling conduit (14) in a pressure-tight manner, is formed in the valve body (12) and includes an emptying valve (32), and from this emptying conduit (30) an emptying opening (34) leads through the valve body (12) to the outside, wherein a shut-off element (36) of the emptying valve (32) is coupled to an element (44), which is movable by means of pressure medium loading, in such a way that a movement of the movable element (44), which is brought about by means of pressure medium loading in the filling conduit (14), moves the shut-off element (36) of the emptying valve (32) into an open position.
Abstract:
Luftbereitstellungssystem für ein Reifendruckeinstellsystem zum Aufpumpen zumindest eines Reifens eines Fahrzeuges, wobei das Fahrzeug einen Kompressor (60) zum Erzeugen einer Druckluft an einem Auslass (70) und einen Reifendruckanschluss (80) zum Bereitstellen der Druckluft für den zumindest einen Reifen umfasst, wobei zumindest zwei Lufttrocknungseinrichtungen (110, 120), die parallel zwischen dem Auslass des Kompressors (60) und dem Reifendruckanschluss (80) geschaltet und konfiguriert sind, um die Druckluft von dem Kompressor (60) parallel zu trocknen.
Abstract translation:
为导航用的空气供应系统R A Reifendruckeinstellsystem用于充气的车辆的至少一个轮胎,具有用于产生加压空气的出口(70)和轮胎压力端口(80),用于提供所述压缩空气的压缩机(60)的车辆 ˚F导航用途r为至少一个轮胎,其特征在于,其在所述压缩机(60)和所述轮胎压力端口(80)的出口之间并联连接,并且被配置的至少两个空气干燥装置(110,120),以从压缩机(60)平行接收压缩空气 晾干。 p>
Abstract:
The present invention relates to a valve assembly system including channel valve assemblies (236). More particularly, the invention relates to a valve assembly system including channel valve assemblies and connecting modules and the tire pressure management system made therewith.
Abstract:
A central tyre inflation system (CTIS) for a vehicle comprises a reservoir (16) for supplying air to one or more vehicle tyres (12a, 12b, 12c, 12d), a pressure sensor (20) for monitoring air pressure in the reservoir (16), a compressor (22) for supplying compressed air along a first flow path (24) to the reservoir (16), a compressor timer (26) for monitoring the run-time of the compressor, a dryer (36) disposed on the first flow path (24) for drying air supplied by the compressor (22), a purging system (30) for routing air through the dryer (36) along a second flow path (34) to purge liquid from the dryer (36), and a control means for controlling the flow of air in the CTIS. The control means is configured: to activate the compressor (22) to supply air along the first flow path (24) to the reservoir (16) in response to a request for a compressor operation, after which operation the air in the reservoir (16) is at a post-operation pressure; when the compressor operation is complete, to determine a compressor activation period, and to determine if the compressor activation period is greater than or equal to a target period; and if the compressor activation period is less than the target period, to keep the compressor (22) activated until pressure in the reservoir (16) increases to a base target pressure greater than the post-operation pressure; and if the compressor activation period is greater than or equal to the target period, to keep the compressor (22) activated until pressure in the reservoir (16) increases to an elevated target pressure higher than the base target pressure and to activate the purging system (30) to route air from the reservoir (16) along the second flow path (34) to purge the dryer (36) of liquid.
Abstract:
Die Erfindung betrifft eine Drehdurchführung zur Fluidspeisung eines Druckraumes (1), der zwischen einem rotierbaren Bauteil (2) und einem stationär festgelegten Bauteil (3) eines Fahrzeugs angeordnet ist, umfassend einen Dichtungsträger (4) mit mindestens einem Kanal (5) zur fluidtechnischen Verbindung mit dem Druckraum (1), wobei an dem Dichtungsträger (4) mindestens zwei axial beabstandete Dichtungsringe (6a, 6b) zur statischen Abdichtung des mindestens einen Kanals (5) angeordnet sind. Erfindungsgemäß sind einerstes und ein zweites Dichtungselement (7a, 7b) an einem drehfest mit dem Dichtungsträger (4) verbundenem Verdrehsicherungselement (8) angeordnet, wobei das erste Dichtungselement (7a) zur dynamischen Abdichtung des Druckraumes (1) vorgesehen ist, und wobei das zweite Dichtungselement (7b) zur statischen Abdichtung des Druckraumes (1) vorgesehen ist.
Abstract:
In one aspect of the invention there is provided a central tyre inflation system for a vehicle comprising: a plurality of inflation control valves for controlling inflation of a respective tyre; and a first gas source for supplying pressurised gas to the inflation control valves, the system further comprising a first gas inlet valve for controlling the supply of gas from the first gas source to a fluid gallery, the system comprising a plurality of gallery outlet valves each arranged to control gas flow between the fluid gallery and a respective tyre supply line, each tyre supply line being provided in fluid communication with the inflation control valve of a respective tyre and arranged to supply gas from the fluid gallery to the inflation control valve, the gallery being provided with an exhaust valve for exhausting gas therein and at least two gallery pressure sensors for measuring a pressure of gas in the gallery, at least one electronic controller being configured to perform at least one system check comprising a gallery pressure sensor check, the gallery pressure sensor check comprising, with the gallery outlet valves and first gas inlet valve closed, causing the gallery exhaust valve to open and monitoring the pressure in the gallery according to each of the at least two gallery pressure sensors, wherein if the pressure in the gallery according to the at least two gallery pressure sensors does not correspond substantially to a predetermined datum pressure, the electronic controller determines that the system has failed the system check, wherein if the control means determines that the system has failed a system check the electronic controller is configured not to permit inflation or deflation of one or more tyres by the system.
Abstract:
A vehicle tire inflation system having a valve assembly in fluid communication with a reservoir via a conduit. The valve assembly includes a mounting portion (50) coupled with a wheel rim interior surface. The wheel rim includes an aperture through its exterior surface to its interior surface. The mounting portion (50) includes an aperture in fluid communication with the wheel rim aperture. The valve assembly also includes a cap portion (64) inlet in fluid communication with the conduit. The cap portion (64) includes a perforation (144) in fluid communication with the inlet and with a cap portion chamber. The chamber at least partially surrounds a valve member (68). A base portion (62) is coupled with the cap portion (64), and at least partially surrounds the valve member. The base portion comprises an outlet in fluid communication with the mounting portion aperture, and in selective fluid communication with the cap portion inlet via the valve member. The valve assembly may be attached to the wheel rim with multiple fasteners for extra security.