Abstract: An integrated compressor-tire sealant injection device with a sealant container and a compressor is provided. The integrated compressor-tire sealant injection device has a compressor unit that has a compressor and a connector to a bottle of sealant integrated into the compressor unit so that a bottle of sealant is connectable to the device to inflate a tire wherein the connector has first and second ball valves.

Abstract: To prevent a burr, produced from the joint portion by welding between a liquid agent container and an injection unit, from interfering with a boring member inserted into a jig communication passage when the boring member is inserted into the jig communication passage to prevent the obstruction of the piercing action through a sealing member by the edge of the boring member.

Abstract: A method and system for inflating an object includes providing a portable, programmable inflation system having a logic processor, a memory, a visual display, manual inputs, a compressor with an attached inflation hose, a pressure sensor, and an actuator attached to a valve for releasing pressure from the object. The portable programmable inflation system is moved near the object and the inflation hose is attached. Then, a desired air pressure setting is received from a manual input and stored in memory. Then, the current air pressure in the object is sensed with the pressure sensor, and it is determined whether the air pressure in the object is above or below the desired air pressure setting. Under control of the logic processor, the object is inflated if the air pressure is below the desired air pressure setting or deflated if the air pressure is above the desired air pressure setting.

Abstract: A kit for inflating and repairing inflatable articles, in particular tires, the kit having a compressor assembly, a container of sealing liquid and connectors for connecting the container to the compressor assembly and to an inflatable article for repair or inflation; the compressor assembly being housed in an outer casing defining a seat for the container of sealing liquid. The container is housed removably in the seat and functionally connected to the compressor assembly so as to form a compact unit ready for use.

Abstract: A unit for repairing and inflating an inflatable article defines a volume for a sealing fluid; a compressed-air inlet connectable to a pressure source; an outlet connected fluidically to the inlet by the volume to inject sealing fluid into the inflatable article by means of compressed air; and a pressure regulating unit having an outlet node upstream from the volume, a first air resistance for reducing air pressure to the volume, a bypass line connected:to the outlet node and parallel to the first air resistance, and a selector connected to the first air resistance and the bypass line.

Abstract: A portable device for delivering nitrogen to multiple tires includes a gas source and supply line connected to a controller. The device also includes a gas delivery line comprising a manifold with a plurality of outlets in fluid communication with each other. A gas delivery line is operably connected to the controller and a plurality of extension lines with engagement chucks are operably connected to the outlets. The controller controls the supply of gas to the gas delivery line and controls a relief valve for venting the gas delivery line. The device also includes a sensor and a processor connected the controller and sensor which accepts user inputs. The controller, manifold and processor are affixed to a stand.

Abstract: A reliably operable sealing and pump-up device with simple jig installation and in which the jig does not come out even when subjected to pressure. The sealing and pump-up device 10 includes: a liquid agent container 18 containing a sealing agent 32; an injection unit 20 that is connected to an outlet 29 of the liquid agent container 18 and has a liquid pressurization and supply chamber 40 and a jig insertion hole 44; a jig 82 that by insertion into the jig insertion hole 44 pierces an aluminum seal 30 by means of a piercing member 62 and closes off the jig insertion hole 44; and a leading end portion 85, of an insertion portion 84, having a step 85A that catches on an edge 44B of a jig insertion hole 44 before the jig 82 that has been inserted into the jig insertion hole 44 reaches a piercing position, when the aluminum seal 30 is pierced. The jig 82 has simple installation and can be reliably operated because the jig 82 does not come out even when subjected to pressure.

Abstract: A tire-repair bottle includes a latex bottle, a balloon mounted in an inlet of the bottle, a connector fastened to an extension tube at the inlet of the bottle and connected to an air compressor through an air hose, a connector fastened to an extension tube at an outlet of the bottle to hold a one-way valve and to secure a fluid hose for connection to a tire to be repaired. When the balloon is inflated by the air compressor to increase the pressure inside the bottle, the one-way valve is opened for enabling latex to flow out of the bottle through the flow guide into the tire that is connected to the connector at the outlet of the bottle, and the balloon explodes when inflated to a predetermined status to touch a sharp point of the bottle, for enabling compressed air to enter the tire.

Abstract: A temporary mobility kit to minimize or prevent the inadvertent outflow of tire sealant is provided. The temporary mobility kit includes a switch-inflator assembly and a removable sealant assembly. The switch-inflator assembly includes a pump motor and an electrical plug assembly having a cord portion and a plug. The plug is adapted for use in the vehicle's power unit. The housing includes a peripheral channel about which the cord portion of the electrical plug assembly is wrapped when the electrical plug assembly is not in use. A plug-receiving aperture is provided to receive and retain the plug when not in use.

Abstract: A sealing and inflating assembly includes a piston slidably engaged in a cylinder housing and coupled to a motor with a piston rod for forming an air compressor, an outlet tube extended from the cylinder housing and having an outlet port, and a tire repairing container for receiving a sealing preparation and having an upper coupler for detachably attaching to the outlet port of the outlet tube and having a lower opening coupled to a nozzle for easily and quickly coupling the outlet tube of the air compressor to an inflatable object and for quickly repairing the inflatable object, and for quickly inflating the inflatable object by disengaging the tire repairing container from the outlet tube of the air compressor.

Abstract: A kit for repairing and inflating inflatable articles has a casing; a rotary compressor housed in the casing; a canister assembly containing sealing liquid for injection into an inflatable article; and fluidic connecting means for connecting the compressor to an inlet of the canister assembly.

Abstract: A unit, for repairing and inflating an inflatable article, defines a volume for a sealing fluid; an inlet for compressed air; and an outlet connected fluidically to the inlet via the volume to inject the sealing fluid into the inflatable article by means of the compressed air. More specifically, the inlet is connected by releasable fluidic connecting means to a fluidic outlet port of a pneumatic circuit of a vehicle having a compressed-air source and at least one pneumatic actuator connected to the compressed-air source.

Abstract: An air compressor and tire repairing combination includes an air compressing device for generating a pressurized air, a tire repairing device having a container for receiving a repair liquid, and a tubular member having a bore for receiving the pressurized air and having an inlet port coupled to the air compressing device for receiving the pressurized air, and having an outlet port for supplying the pressurized air out through a nozzle, and having an exit for selectively supplying the pressurized air to the container and to selectively force the repair liquid to flow out of the container and into a faulty tire and to repair and to inflate the faulty tire simultaneously.

Abstract: A sealing and pumping device suppressing tipping over while also maintaining space saving characteristics. The sealing and pumping device 10 suppresses tipping over while also maintaining space saving characteristics by having: a liquid agent container 18 for containing a sealing agent and having an outlet for the sealing agent at a lower portion thereof; a compressor unit 12 for generating compressed air; an air supply path for introducing compressed air from the compressor unit 12 to the liquid container 18; a joint hose 78 for introducing sealing agent or compressed air flowing out of the liquid agent container 18 into a tire 100; a casing 11 housing therein at least the liquid agent container 18 and the compressor unit 12; and a lid 124 provided so as to be projectable outside from the casing 11, with another end face 126 of the lid 124 placed on an installation surface on which the casing 11 is placed to suppress the casing 11 from tipping over.

Abstract: A temporary mobility kit to minimize or prevent the inadvertent outflow of tire sealant is provided. The temporary mobility kit includes a switch-inflator assembly and a removable sealant assembly. The switch-inflator assembly includes a pump motor and an electrical plug assembly having a cord portion and a plug. The plug is adapted for use in the vehicle's power unit. The housing includes a peripheral channel about which the cord portion of the electrical plug assembly is wrapped when the electrical plug assembly is not in use. A plug-receiving aperture is provided to receive and retain the plug when not in use.

Abstract: A container for sealing liquid for repairing inflatable articles, in particular, tyres, has a vessel having an opening; and a valve device fitted to the opening and having an inlet connectable to a compressed-air feed line, and an outlet for dispensing the sealing liquid; the valve device has a slide movable, in response to pressurization of the feed line, from a closed position closing the valve device and wherein the inlet and outlet are isolated from the inside of the container, to an open position wherein the inlet and outlet communicate with the inside of the container.

Abstract: Provided is a tire sealant liquid container that accommodates a tire sealant liquid, and that includes: an air inlet guiding therein a compressed air outputted by a compressor; and a tire sealant liquid outlet guiding the tire sealant liquid into a tire. The air inlet is provided at a position above a liquid level of the tire sealant liquid, and the tire sealant liquid outlet is provided at a position below the air inlet.

Abstract: A portable device for delivering nitrogen to multiple tires includes a gas source and supply line connected to a controller. The device also includes a gas delivery line comprising a manifold with a plurality of outlets in fluid communication with each other. A gas delivery line is operably connected to the controller and a plurality of extension lines with engagement chucks are operably connected to the outlets. The controller controls the supply of gas to the gas delivery line and controls a relief valve for venting the gas delivery line. The device also includes a sensor and a processor connected the controller and sensor which accepts user inputs. The controller, manifold and processor are affixed to a stand.

Abstract: The present invention comprises apparatus and methods employing a gas produced from a tetrazine-based energetic material such as that known as “BTATz” containing 3;6-BtS(1H-1,2,3,4-Tetrazol-5-ylamino)1-,2,4,5-tetrazine 3;6-BtS(1H-1,2,3,4-Tetrazol-5-ylamino)1-,2,4,5-tetrazine or salts thereof. The tetrazinebased energetic material is ignited through the use of a percussion cap, a piezoelectric crystal or a battery-supplied electric spark or by encapsulating it in a container that is then exposed to a burning flame. The gas produced upon ignition is employed a propellant such as to inflate life rafts, life vests, emergency evacuation slides, tires, air bags and other inflatable devices. The gas produced upon ignition is alternatively employed to power an engine and many other applications such as a fire suppressant.

Abstract: A kit for repairing and inflating inflatable articles has a compressor unit for producing compressed air; a container containing sealing fluid injectable into the inflatable article by means of a stream of compressed air from the compressor unit; a fluid line designed to connect the compressor unit to the inflatable article; and a sensor for determining a connection status to the inflatable article.

Abstract: A portable device for delivering nitrogen to multiple tires includes a gas source and supply line connected to a controller. The device also includes a gas delivery line comprising a manifold with a plurality of outlets in fluid communication with each other. A gas delivery line is operably connected to the controller and a plurality of extension lines with engagement chucks are operably connected to the outlets. The controller controls the supply of gas to the gas delivery line and controls a relief valve for venting the gas delivery line. The device also includes a sensor and a processor connected the controller and sensor which accepts user inputs. The controller, manifold and processor are affixed to a stand.

Abstract: A sealing/pump-up device for tire that not only ensures the storability of sealing agent but also realizes rapid supply of sealing agent into a pneumatic tire. By insertion of insert part (60A) of jig (60) in jig insertion aperture (42) of sealing device (10), aluminum seal (30) is burst through by means of boring member (50) to thereby drive the same in the container. As the distal end of the insert part (60A) locates in the vicinity of upper wall surface within liquid agent container (18), a compressor unit is operated to thereby supply compressed air into the liquid agent container (18). As the end portion of first passage (62) provided in the jig (60) lies in a position superior to the liquid surface of sealing agent (32), the compressed air realizes rapid supply of the sealing agent (32) into a pneumatic tire without surfacing in the form of bubbles through the sealing agent (32).

Abstract: A kit for repairing and inflating inflatable articles has a compressor assembly; a sealing fluid container assembly defining an inlet connectable to the compressor assembly, and an outlet connecting the container assembly fluidically to an inflatable article; a casing at least partly housing the compressor assembly; a supporting member fixed with respect to the casings; and click-on connecting means for connecting the container assembly to the supporting member. More specifically, the click-on connecting means define a conduit for fluidically connecting the container assembly and compressor assembly.

Abstract: A device and method for tire air pressure maintenance with a compressor. The device includes a manifold having an input from the compressor and an output, and wherein the output is in pressure communication with the tire and an air chuck for clamping onto the tires, wherein the air chuck is in pressure communication with the manifold. The device also comprises an air pressure sensor, operatively associated with the manifold, for monitoring changes of pressure within the manifold and generating a data signal. A processor, operatively associated with the manifold, for processing changes in pressure is included, and wherein the processor receives the data signal. The device further includes a bleeder line operatively attached to the manifold, and an actuator valve operatively associated with the bleeder line, and wherein the actuator valve is operatively attached to the processor, and wherein the processor is capable of generating a low pressure command signal to open the actuator valve.

Abstract: In a filling system for sealing and inflating tires, comprising at least one pressure source, in particular a compressor, and at least one container for receiving tire sealant, the container for receiving tire sealant is to be of tire-like design.

Abstract: A method for detecting decompression of tires based on the rotational speed of wheels mounted on a vehicle, comprising the steps of: detecting the rotational speed of each of the above-mentioned wheels, determining the speed against ground of the vehicle, calculating the speed information of a fixed wheel from the rotational speeds of said wheels, calculating the judgment value of the wheel position by comparing the speed information of the wheels with the speed against ground of the vehicle, comparing the judgment value of the wheel position with the basis value of the wheel position obtained by preliminarily comparing the speed against ground of the vehicle with the speed information of the wheels at prescribed inner pressure, and judging decompression of tires based on relation between the comparison value of the basis value with the judgment value and a fixed threshold. A region of judging decompression of tires can be broadened and the accuracy of reduced pressure judgment can be improved.

Abstract: A kit for repairing and inflating an inflatable article has a compressor assembly for producing compressed air; a canister assembly containing sealing fluid and connected releasably to the compressor assembly; an electric circuit for turning the compressor assembly on; a first line connecting the compressor assembly to the canister assembly; a second line connected, parallel to the first line, to the compressor assembly, and connectable to the inflatable article; a selector device connected fluidically between the compressor assembly and the first and second line; and control means user-operated to turn the compressor assembly on and off by means of the electric circuit, and integrated in the selector device.

Abstract: A tire-sealing apparatus for injecting a sealing composition into a vehicle tire either as a prophylactic or for sealing an existing leak is in the form of a pressurizeable container for a flowable sealant compound. An inlet is provided for introducing compressed gas into the container to pressurize its contents. An outlet line is also provided to deliver the sealant into a tire, the pressurized gas acting on contents of the container and providing the motive force for the delivery. A dip tube extends into the compound and is coupled to a one-way valve to provide a controlled flow of the compound from the container into the tire while preventing back pressure of the tire from either delivering air or compound back into the container. A passageway between the outlet tube and an interior of the container is provided to allow a flow of compressed gas within the container into the outlet tube along with the sealant.

Abstract: A tire filling apparatus preferably includes a support and seal arrangement on which a wheel-tire combination is supported in a horizontally lying orientation, a tire filling plate, and a plurality of differently-sized tire filling rings. Based on the diameter of the wheel-tire combination to be filled with air, a properly sized one of the filling rings is selected and positioned coaxially along the wheel axis between the tire and the filling plate. The filling plate moves toward the tire, sealingly contacts the filling ring, and presses the filling ring against the upwardly facing tire sidewall, until an open air filling gap is formed between the tire sidewall bead and the wheel rim. Pressurized air is introduced through the filling plate, the filling ring, and the open air filling gap into the tire interior, until the gap is closed by the increasing air pressure in the tire.

Abstract: A temporary mobility kit to minimize or prevent the inadvertent outflow of tire sealant is provided. The temporary mobility kit includes a switch-inflator assembly and a removable sealant assembly. The switch-inflator assembly includes an air inflator and an associated hose for inflating a tire. The switch-inflator assembly further includes a diverter switch, a power-on, power-off switch, and an air pressure gauge. The diverter switch is a user-operated switch which moves an associated diverter valve between an air inflation function and a sealing function. The sealant assembly includes a sealant hose having a sealant tire valve connector. Electrical wires are provided in operative association with the sealant hose and electrically connect the sealant tire valve connector and the sealant assembly. A circuit arrangement is provided which prevents the inadvertent outflow of tire sealant through a logic arrangement which includes a reset circuit.

Abstract: The present disclosure provides a nitrogen tire inflation and deflation system and associated usage methods. In one exemplary embodiment, the system includes a dispenser and a nitrogen storage device along with an associated usage method. In another exemplary embodiment of the present disclosure, a decommissioned pay phone is converted into an air or nitrogen dispenser. The conversion utilizes the form-factor and payment component of the pay phone with the additional of parts to regulate air flow. Advantageously, this provides an environmental solution to waste disposal of decommissioned pay phones. The air/nitrogen dispenser of the present disclosure can be placed at gasoline stations, convenience stores, car washes, and the like.

Abstract: A method and an apparatus for filling tires with high purity nitrogen involves evacuating and then filling tires with nitrogen. An automated apparatus has a mode of operation which can be selected from among a four tire service, a spare tire service and a top off service, with or without vacuuming during evacuation. With the four tire service, four tires connected to the apparatus are evacuated and then filled to set front and rear tire pressures. With the spare tire service a single tire connected to the apparatus is evacuated then nitrogen filled to a set tire pressure. A five tire service for evacuating and filling two front and two rear tires and a spare tire is also disclosed. The top off service of a tire connected to the apparatus involves sensing the tire pressure and then evacuating or nitrogen filling to obtain a set tire pressure. Evacuation of a tire is automatically stopped when a set minimum pressure level or a set maximum time limit for evacuation is reached.

Abstract: An inflation device and method for inflating or deflating inflatable objects, such as game balls is disclosed. The inflation device measures the pressure of a game ball and inflates or deflates the ball to a pressure selected by the user. Also disclosed is an injection apparatus that can be used to automatically retract an injection needle from the game ball or other inflatable object.

Abstract: A tire sealant and air dispenser apparatus with sealing mechanism is provided in which ball seals are used. Each ball seal has a tube with an optional seat and a ball captured in the tube.

Abstract: A tire-repair bottle includes a latex bottle, a balloon mounted in an inlet of the bottle, a connector fastened to an extension tube at the inlet of the bottle and connected to an air compressor through an air hose, a connector fastened to an extension tube at an outlet of the bottle to hold a one-way valve and to secure a fluid hose for connection to a tire to be repaired. When the balloon is inflated by the air compressor to increase the pressure inside the bottle, the one-way valve is opened for enabling latex to flow out of the bottle through the flow guide into the tire that is connected to the connector at the outlet of the bottle, and the balloon explodes when inflated to a predetermined status to touch a sharp point of the bottle, for enabling compressed air to enter the tire.

Abstract: A device for supplying sealing liquid into a tire has a connecting flange that can be attached to a valve of a tire. An essentially cylindrical housing is arranged on the connecting flange, wherein the cylindrical housing has a connector for supplying the sealing liquid and a hollow space extending at least from the connector to the connecting flange. A valve screwdriver is arranged in the cylindrical housing so as to be movable in an axial direction of the cylindrical housing, wherein the valve screwdriver has a receptacle for detachably connecting the valve screwdriver to a valve insert of the valve of the tire such that the valve insert is removable by the valve screwdriver in the axial direction when the sealing liquid is to be supplied into the tire. The device for supplying sealing liquid as a whole has an ergonomic and essentially elongate cylindrical shape.

Abstract: A system for automatically determining a public transport vehicle emergency braking characteristics, in particular of a railway vehicle, includes elements (1) for measuring the vehicle speed, elements (2) for measuring the distance travelled by it, and elements (3) for triggering an emergency braking of the vehicle to actuate its braking elements (4). The system includes elements for detecting (5) the activation of the elements (3) triggering the emergency braking and elements for detecting (5) when the vehicle stops, adapted to activate/deactivate the operation of elements (9) acquiring data concerning the speed and the distance travelled by the vehicle for a time interval running between the activation of the emergency triggering elements and the moment the vehicle stops, and elements (9) for analyzing the data to deliver at least a information concerning the distance travelled by the vehicle during the time interval.

Abstract: A fluid delivery device that may be used in any orientation is presented. The device includes a container, a first fluid in the container space, an inlet opening attached to a bladder, and an outlet opening. A second fluid enters the container through the inlet opening. The bladder, which receives the second fluid as it enters the container, expands with the amount of second fluid that is received. As more of the second fluid is received and the bladder expands, the first fluid is pushed out of the container through the outlet opening. The device may be used as a tire repair system, for example by coupling the inlet opening to an air compressor and coupling the outlet tube to a tire. The first fluid that's in the container space would be a sealant composition in this case. Different embodiments of the bladder are possible depending on the application.

Abstract: An apparatus and method for simply and inexpensively positioning mounted automobile and truck tires for effective setting of a bead, with subsequent inflation in an efficient manner. In one exemplary embodiment, the apparatus is a wheel-like structure with an outer rim in the shape of a polygon, such as a circle, octagon, hexagon, or square. The outer rim supports a plurality of mounting brackets adapted to hold tires for inflation. Tires that have been mounted on wheel rims are placed on the mounting brackets, a bead is set by a blast of air, and an air inflation hose is connected to the tire. The wheel rotates, so that additional tires can be placed on subsequent mounting brackets, resulting in a series of tires being inflated continuously and simultaneously. When a tire is completely inflated, the hose is disconnected and the tire removed from the device for storage, shipping or further handling.

Abstract: A pump unit for use in pumping and repairing car tires has a box-like jacket (1) in which is provided a socket (10) for fixing a bottle (8) with repair fluid and with a lid/adapter (4) known per se with a large and a small collar (5, 6). By the invention is provided securing of the adapter (4) and thereby of the bottle (8) by providing the socket with two resilient arms (16) that may grip with projections (17) around the large collar (5) behind existing edges (7), thus forming a spring catch for the adapter (4). Hence is provided secure holding of the adapter (4) and ready insertion and removal of the bottle (8) in a simple way.

Abstract: A gaseous composition particular suitable for inflating the tires of vehicles with a high heat transfer capacity that results in tires having a longer life and better performance. In one aspect, this composition is based on hydrofluorocarbons, and is capable of effectively conducting the heat generated during the rotation of the tire to the wheel rim and at a more or less constant pressure. In one aspect, the wheel rim acts as a radiator, exchanging the heat with the outside air, maintaining the tire temperature low and preventing it from overheating.

Abstract: A container for sealing liquid for repairing inflatable articles, in particular, tyres, has a vessel having an opening; and a valve device fitted to the opening and having an inlet connectable to a compressed-air feed line, and an outlet for dispensing the sealing liquid; the valve device has a slide movable, in response to pressurization of the feed line, from a closed position closing the valve device and wherein the inlet and outlet are isolated from the inside of the container, to an open position wherein the inlet and outlet communicate with the inside of the container.

Abstract: An inflation stem having an inflation valve combined with a blow-off valve to prevent overinflation. The valves are forced open during inflation when the actuating pin is depressed by the compressor chuck head, opening a fill chamber through which fluid flows into an inflatable object, and also opening a blow-off chamber. A blow-off intake allows lower pressure fluid from the interior of the object to enter the blow-off chamber. The fluid entering the blow-off chamber is isolated from the high pressure fluid coming in from the compressor through the fill chamber by a separation fin and shield joined to the bottom end of the actuating pin. A blow-off gasket is biased upward by a blow-off spring. But as pressure in the object and the blow-off chamber increases, the blow-off gasket is forced down, until at the predetermined pressure it is pushed past a blow-off port, through which fluid then escapes.

Abstract: “A kit for inflating and repairing inflatable articles, in particular, tyres; the kit having a compressor assembly, a container of sealing liquid, and connecting means for connecting the container to the compressor assembly and to an inflatable article for repair or inflation; the compressor assembly being housed in an outer casing defining a seat for the container of sealing liquid; and the container being housed removably in the seat and functionally connected to the compressor assembly, so as to form a compact unit ready for use.

Abstract: A tool allowing both the inflation and deflation of air-filled bags such as dunnage bags is disclosed. The tool comprises a sliding control to easily and safely turn the flow of air on and off. The tool is switched from inflation to deflation mode by moving the bag connecting valve from one end of the device to the other.

Abstract: An air inflation device is a pass-thru vehicle tire inflation device. It ensures exact air pressure without the use of an air gauge. It works by attaching to a tire valve, and then to an existing air supply, such as those found at gas stations, and utilizing an internal pressure relief valve that is pre-set to exact PSI recommendations. This means that the inflation device will put only the amount of air needed in every tire without having to use a pressure gauge. Air moves through an internal air chamber constructed of plastic or rubber tubes that runs through the nozzle to the head that attaches to the valve of the tire. A plastic valve located on the back of the apparatus connects to any existing air supply. A pressure relief valve is integrated into the bottom of the nozzle that ensures that the exact PSI recommendations are maintained.

Abstract: A centralized device for dealing with the phenomena of loss of pressure and running flat with a vehicle tire, including a means external to the mounted assembly, permanently fixed to the vehicle and able to inject or otherwise bring into the internal cavity of the tire at least one active product, also external to the mounted assembly, and able to treat the phenomena of loss of pressure and ultimately running flat.

Abstract: Hollow particle can be charged into a tire when a second stem is disconnected from a first stem in a tire valve of the present invention. When the second stem is fitted in the first stem, the hollow particle is sealed in the tire by a filter provided on the second stem and a gas can be charged into the tire through a valve core provided on the second stem.

Abstract: A puncture sealant supplying/removing apparatus includes a pressure-resistant bottle, an apparatus body on which the pressure-resistant bottle can be mounted, supply hose means which supplies or returns a puncture sealant accommodated in the pressure-resistant bottle to or from a tire, and a high pressure air source. The apparatus body comprises a venturi flow-path having a venturi portion, a first flow-path extending from the venturi portion into the pressure-resistant bottle, and a second flow-path extending from an inside of the pressure-resistant bottle and connected to one end of the supply hose means. The venturi flow-path is provided at its one end with an air intake which is connected to the high pressure air source, the venturi flow-path is provided at its other end with an opening/closing tool capable of opening and closing the other end.

Abstract: A tire purge/fill apparatus for both purging air and other contaminants from a tire to be filled and for filling a tire with nitrogen or other gases to a pre-determined pressure, the apparatus including a supply of gas, a filter member for filtering the gas before entry into the tire to be filled, a valve mechanism for controlling the purging and filling operations, a vacuum pump coupled in fluid communication with the valve mechanism, and a supply hose for attachment to the tire to be purged and/or filled, the valve mechanism including at least one user selectable member positionable in at least one position for effecting the filling operation and positionable in at least another position for effecting the purging operation. A manifold member is also disclosed for attachment to the present apparatus for use in filling a plurality of tires at the same time.