Classifications

• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
  • B63H—MARINE PROPULSION OR STEERING
  • B63H11/00—Marine propulsion by water jets
  • B63H11/02—Marine propulsion by water jets the propulsive medium being ambient water
  • B63H11/04—Marine propulsion by water jets the propulsive medium being ambient water by means of pumps
  • B63H11/08—Marine propulsion by water jets the propulsive medium being ambient water by means of pumps of rotary type
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
  • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
  • B63B34/00—Vessels specially adapted for water sports or leisure; Body-supporting devices specially adapted for water sports or leisure
  • B63B34/10—Power-driven personal watercraft, e.g. water scooters; Accessories therefor
  • B63B34/15—Power-driven personal watercraft, e.g. water scooters; Accessories therefor for hydroflight sports
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
  • B63H—MARINE PROPULSION OR STEERING
  • B63H11/00—Marine propulsion by water jets
  • B63H11/02—Marine propulsion by water jets the propulsive medium being ambient water
  • B63H11/04—Marine propulsion by water jets the propulsive medium being ambient water by means of pumps
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
  • B63H—MARINE PROPULSION OR STEERING
  • B63H11/00—Marine propulsion by water jets
  • B63H11/02—Marine propulsion by water jets the propulsive medium being ambient water
  • B63H11/10—Marine propulsion by water jets the propulsive medium being ambient water having means for deflecting jet or influencing cross-section thereof
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
  • B63H—MARINE PROPULSION OR STEERING
  • B63H11/00—Marine propulsion by water jets
  • B63H2011/006—Marine propulsion by water jets with propulsive medium supplied from sources external to propelled vessel, e.g. water from public water supply

Definitions

• Motorized water vehicle adapted to deliver a fluid under pressure and associated system
• the invention relates to the adaptation and use of a Marine Power Vehicle (VNM) to operate as a fluid compression station in addition to its primary transport function.
• VNM Marine Power Vehicle
• Such a VNM can thus deliver said compressed fluid to a third device.
• VNM can feed a propulsion device of a passenger so that the latter can move in the air or in a fluid.
• the nozzles are disposed above the center of gravity of the body-passenger, more precisely at the shoulders of the passenger.
• the group further comprises a fluid compression station fed with flammable gases or liquids and positioned in the passenger's back. This station is able to deliver enough thrust to cause the take-off of the passenger transformed in some way into a human rocket.
• the low autonomy coupled with the dangerousness of such devices have kept them in relative confidentiality.
• the configuration of the nozzles located above the center of gravity of the device gives the impression of the passenger to be suspended at the level of the shoulders by a virtual crane hook and thus deprived him of many sensations: falls, figures of styles improvised or acrobatic.
• the variety of directions and movements is limited. It is not easy for example to move "crab" with a known device or even to instantly move from a straight path on the surface of the water to a diving phase followed by multiple displacements under the surface of the water.
• the manufacturer ZAPATA RACING has designed a device that breaks with the prior art.
• a device comprises mainly a substantially flat platform on which takes place one or more passengers. Takeoff and displacements are generated by a thrust force delivered by a set of at least three nozzles, two of which are free and intended to be held by one of the passengers, said nozzles being all arranged to be positioned below the center of gravity of the set "device-passenger (s)".
• s device-passenger
• Such a device can be powered by any type of fluid compression station.
• a dedicated remote compression station can be used for deliver compressed water to the thrust unit of the ZAPATA RACING propulsion system.
• the design of such a dedicated station is expensive or even requires the use of third party devices (such as a boat) to tow said station or device.
• the invention provides that the remote compression station may be an apparatus whose original main function is different from the supply of a pressurized fluid of a propulsion device.
• VNM motor vehicle
• the method comprises a step for positioning on the fluid outlet a flange cooperating with a supply duct for conveying all or part of the fluid under pressure.
• the method may advantageously comprise a step for inserting between the flange and the supply duct a bend arranged to offset laterally the supply duct of the liner. axis of the fluid outlet and orienting said supply duct towards the front of the vehicle and a step for guiding the duct along the hull to the bow of the vehicle.
• a motor boat with a hull propulsion means compressing a fluid swirled from an inlet by turbining and expelling said pressurized fluid from a fluid outlet at the rear of said vehicle.
• propulsion means compressing a fluid swirled from an inlet by turbining and expelling said pressurized fluid from a fluid outlet at the rear of said vehicle.
• the means for collecting and conveying a vehicle according to the invention may consist of a flange fixed to the fluid outlet connected to a supply duct.
• said means for collecting and conveying may consist of means for diverting the fluid under pressure from the fluid outlet to at least one longitudinal recess formed in the vehicle shell.
• the means for delivering consist of a bow mouth cooperating with said at least one recess.
• the bow mouth of a vehicle according to the invention can be arranged to be connected to a supply conduit.
• the bow mouth may be arranged to allow free rotation substantially around the longitudinal axis of the duct. power.
• a vehicle according to the invention may further comprise means for regulating the power of compression of the propulsion means from a remote command.
• the invention provides as a preferred application a propulsion system, characterized in that it comprises a propulsion device comprising a body arranged to accommodate a passenger and cooperating with a thrust unit fed with a fluid under pressure from a motor boat according to the invention.
• such a system may comprise a supply duct connected on the one hand to the device and on the other hand to the vehicle so that said vehicle delivers the fluid under pressure to said device via said supply duct.
• FIG. 1 shows a propulsion device
• FIG. 2 shows a side view of a remote compression station in the form of a motorized nautical vehicle adapted according to the invention
• FIG. 3 shows a top view of an alternative embodiment of a remote compression station in the form of a watercraft according to the invention.
• FIG. 4 describes a modular embodiment of a conduit for supplying pressurized fluid.
• FIG. 1 shows an embodiment of a propulsion device 10 designed by the manufacturer ZAPATA RACING.
• This device comprises a main body in the form of a substantially flat platform 11.
• This platform has a face upper lia on which a passenger 1 can take place.
• the platform can be advantageously made from a material or several materials presenting alone or in combination sufficient rigidity to support the weight of the passenger (s) and thereby prevent excessive deformation.
• a material constituting said platform may be privileged to act on the buoyancy of the device when it is immersed.
• the platform may thus have one or more cavities filled with air or vacuum to improve buoyancy.
• Such a platform may consist of one or more elements cooperating with each other or dissociated.
• the propulsion device described in connection with Figure 1 comprises a thrust group cooperating with the platform 11.
• nozzle to define a profiled pipe element, intended to impose a flowing fluid an increase in speed.
• nozzle to characterize such an element.
• This increase in fluid velocity is mainly due to a difference in sections between the input and the output of the element - the section of the output being smaller than that of the input.
• a group consists of a pair of main nozzles 12a and 12b fixed against the lower face 11b of the platform 11.
• a single main nozzle attached substantially in the center of the lower face 11b of the platform could be preferred to the pair 12a, 12b.
• the thrust unit thus comprises at least one main nozzle cooperating with said lower face.
• Said at least one main nozzle 12a, 12b is fixed by any means to the platform without having a degree of freedom.
• the orientation of any main nozzle advantageously follows an axis A preferably substantially perpendicular to the underside of the platform so that a main nozzle expels a fluid under pressure near the bottom face 11b from platform 11 to the distance of this one.
• the thrust unit of such a device may further comprise two secondary nozzles 13a and 13b to facilitate its maneuverability.
• the assembly "platform, thrust group and passenger (s)" has a center of gravity CG when said assembly is erected vertically as shown in Figure 1. Unlike the prior art for which thrusters thrust group are necessarily positioned above said center of gravity CG to minimize the physical effort of the passenger and to simplify the movements, the main and secondary nozzles of the thrust group of a device 10 are positioned below said center of gravity CG.
• a passenger of such a device 10 has the task of positioning and orienting the secondary nozzles 13a and 13b with his hands and arms and the main nozzle or nozzles 12a and 12b in playing with the inclination of the platform via his feet, legs, pelvis, torso to drive the propulsion device.
• the agility of the passenger and his physical ease maximize the sensations provided and allow all movements, all trajectories and all desired acrobatic figures or fortuitous.
• the device 10 further comprises means for collecting and delivering a fluid under pressure (eg water) to the main nozzles (s) and secondary.
• a fluid under pressure eg water
• Such a fluid is preferably conveyed by means of a flexible supply duct 2 from a remote compression station - not shown in FIG. 1.
• a supply duct can be made from a fire hose or all other materials having the necessary resistance to the pressure exerted by the fluid under pressure.
• a collector 14 may thus have a base 14c to which is connected a tip 2a of a supply duct 2 for example by means of a groove adapted to receive said duct 2. The diameter of said base 14c will be adapted to the diameter of the tip 2a of the supply duct 2.
• the collector 14 may have a shape close to one of a "T" to collect from the base 14c and distribute via arms 14a and 14b the fluid under pressure respectively to the main nozzles 12a and 12b.
• the collector 14 can be connected rigidly to the main nozzles or via an optional connecting bend 15 in order to orient the main nozzles along an axis A substantially perpendicular to the lower face 11b of the platform 11.
• the arms can alternatively be connected to said main nozzles - via the elbow possible 15 - according to a pivot connection at arms 14a and 14b.
• Such an arrangement allows a free rotation along an axis F substantially parallel to the arms 14a and 14b of the collector 14.
• said collector can describe a quasi free rotation r1 about said axis F, modulo the stop that represents the lower face 11b of the platform 11 at an excessive inclination of the latter.
• a relative rotation of the collector around the axis F with respect to the plane of the lower face of the platform 11, consecutive rotation of the connection of the collector with the feed duct 2, does not cause rotation of the platform 11
• the tip 2a of the supply duct 2 can advantageously cooperate with the collector 14 at its base 14c in a pivot connection to allow free rotation r2 about an axis C substantially parallel to the duct 2
• the device can thus pivot freely about said axis C without generating excessive loops or stresses on the supply duct 2.
• the configuration "T" - as described by way of preferred example in connection with Figure 1 - the manifold 14 having a base 14c and two arms 14a and 14b diametrically opposite may be obviously different in the case of a device 10 which would present for example only one main nozzle.
• the collector 14 would in this case have the configuration of a bend such as a " ⁇ " to collect - from a base 14c - and deliver - via an arm 14a - the fluid under pressure from the supply pipe 2 to the main nozzle by via a possible connecting elbow 15 cooperating on the one hand with the collector arm and on the other hand with the main nozzle.
• Advantageously pivot connections at the base 14c and the arm single 14a collector 14 are preferably preferred for reasons previously expressed.
• secondary ducts 18a and 18b - in the advantageous form of flexible hoses - may be provided to deliver from the collector 14 said fluid under pressure at the secondary nozzles.
• said secondary pipes can be guided along the back to the shoulders by the use of holding means 19 (straps, harnesses, etc.).
• a passenger may further use means to constrain the secondary nozzles at his forearms.
• an assembly 20a and 20b of elements comprising a body for cooperating with a forearm and a secondary nozzle and / or a secondary duct supplying said secondary nozzle may be fixed by means of straps or all other types of attachment to each forearm of the passenger 1. The holding of a secondary nozzle is facilitated for the passenger.
• the platform 11 may have means for holding a passenger on the upper face 11a of said platform.
• said holding means may consist - as indicated in FIG. 1 - in a pair of booties or boots of a type similar to what can be find for example in the practice of wakeboarding.
• Other types of holding means may be preferred depending on whether it is desired to help a passenger leg positions flexed, kneeling or even sitting.
• the main nozzle or nozzles and the secondary nozzles can be arranged so that the thrust group and constituted provides a majority of thrust force at the main nozzle or nozzles at the expense of secondary nozzles.
• the configuration of the nozzles may be chosen to preferentially deliver about 80% of the thrust force at the main nozzle or nozzles. Any other configuration of the thrust unit could be chosen to adapt the distribution of the thrust force between the main and secondary nozzles.
• a platform 11 can also be arranged so that its lower face 11b can cooperate with projecting means themselves arranged to provide protection to the elements of the device located under the lower face 11b of the platform 11, in a non-exhaustive manner: the or the main nozzle (s), the means for collecting and delivering a fluid under pressure.
• projecting means can thus materialize support points and constitute a protective cage for said elements. Any inadvertent shock or other direct contact between said elements and their near non-fluid environment can thus be prevented especially during a take-off or landing from the land or even a landing from shallow waters.
• the choice of the material or materials to achieve the projecting means may be dictated by the desired level of shock prevention, the weight resistance exerted by the passenger (s) present on the platform during takeoff, landing or landing phases.
• the projecting means can further interact on the buoyancy of the desired device according to their structure and configuration.
• a passenger of such a propulsion device can achieve an unmatched number of journeys to date (in the air, under the surface of an aquatic environment, etc.).
• the invention provides that a propulsion device may further comprise means for controlling the power of the compression station.
• the station can modulate the compression power of the fluid that it delivers to the propulsion device.
• the passenger can thus control for example its flight or further refine its movements by modulating the pressure of the fluid flowing in the supply duct connecting it to the compressor station.
• the latter may further comprise means 15 (for example in the form of a nozzle) for projecting a fluid under pressure distinct from that used to move the device. or derived from it.
• means 15 for example in the form of a nozzle
• These optional means advantageously cooperate with the platform 11 or alternatively with the passenger (at the level of a shoulder, the waist, etc.).
• the objective here is to propose a civil security application of the firefighting type, for example, or water games: third party watering, a new game where the jet of the second fluid materializes a non-solid lance preventing the risk of injury while retaining its function to destabilize an opponent ...
• a propulsion device for example such as the device 10 described in connection with FIG. 1, can be powered by any fluid compression station from the moment when it is able to deliver a fluid whose pressure is sufficient to the operation of the propulsion device. It can be remote and dedicated to this use at the risk of increasing the overall cost of a propulsion system comprising a propulsion device, a compression station and a supply duct cooperating with said device and station to route the device. fluid under pressure.
• the invention provides that the compressor station may be an apparatus whose original main function is different from the supply of a pressurized fluid of a propulsion device.
• the compressor station may be an apparatus whose original main function is different from the supply of a pressurized fluid of a propulsion device.
• Such a vehicle 30, a side view of which is described in connection with FIG. 2, comprises a hull 31 and houses propulsion means 32 that compress a fluid (on the surface of which the VNM is navigating), in a turbine, ingested from an inlet 33 made under the hull 31.
• the fluid thus pressurized is expelled from a fluid outlet 34 located at the rear of the vehicle.
• Such fluid outlet is generally in the form of a cone cooperating with a directional (not shown in Figure 2) to change the path of the VNM.
• the means 32 are generally driven by means of a heat engine also not shown in Figure 2.
• the invention thus provides to adapt such a VNM to divert the original function of the propulsion means 32 so that they deliver a fluid under pressure and feed for example a propulsion device according to the invention.
• the adaptation method further comprises connecting to said flange 35 a nozzle 2b of a supply duct for conveying the pressurized fluid expelled from the fluid outlet of the VNM.
• such an adaptation method makes it possible in fine to connect the other end 2a of said supply duct 2 to the means 14 for collecting and distributing the fluid under pressure to the nozzles of a propulsion device according to the invention. as the device 10 described in connection with Figure 1.
• the VNM can thus interact with such a device as a remote compression station.
• the propulsion device can thus move in the air or under the surface of the water by pulling the VNM from the rear.
• the invention provides that the adaptation of the VNM via the installation of a flange 35 on the output fluid 34 of the VNM comprises a step for inserting between the flange 35 and the tip 2b of a supply duct, a connecting elbow 36 arranged - substantially in "U" to guide the outlet of the pressurized fluid to the outlet said bend along an axis substantially parallel to the hull 31 of the VNM and towards the front of said VNM.
• the VNM can be towed from the front and the aforementioned drawbacks are prevented.
• the invention provides that the bend is advantageously arranged to laterally offset the supply duct of the axis of the fluid outlet while orienting said duct towards the front of the vehicle on the along the hull of the latter.
• the invention provides as shown in Figure 2, stow the supply duct 2 to the bow of the VNM for example using a tow hook 37 generally present at the bow of any VNM. This is a guide to the stern feed duct at the bow of the VNM retaining the airworthiness and compression capabilities of the VNM.
• the invention furthermore relates to a VNM whose top view is shown diagrammatically in FIG. 3.
• a VNM comprises, like the VNM previously described in connection with FIG. 2, a hull 31, propulsion means 32 compressing a fluid ingested from an inlet present under the shell and expelling said fluid thus pressurized from a fluid outlet 34 at the rear of the vehicle, for example according to the VNM illustrated in connection with Figure 3, in the form of a cone cooperating with a directionnel 38.
• a VNM according to the invention further comprises means for collecting all or part of the compressed fluid by the means 32 and for conveying said fluid under pressure in front of the VNM.
• Such a VNM further comprises means for delivering from the bow of the VNM said fluid under pressure.
• distribution valves 39 make it possible to let the fluid under pressure escape classically from the fluid outlet 34 and thus propel the VNM towards the front, or diverting said fluid from the fluid outlet 34 so that the fluid is conveyed - for example by means of at least one longitudinal recess 31a and / or 31b formed in the shell 31 of the VNM.
• two recesses 31a and 31b bypass the engine block 42, a fuel tank 41 for laterally conveying the fluid under pressure under the pilot's feet of such a VNM.
• the recess or the plurality of recesses converge (nt) and opens (nt) on the means for delivering the fluid.
• such means consist of a bow mouth 31c cooperating with the one or more 31a and 31b and able to receive a tip 2b of a feed pipe 2 not shown in FIG. 3.
• a cooperation between a propulsion device and such a VNM according to the invention can be implemented through the supply conduit 2.
• the means 31c for distributing the pressurized fluid advantageously located at the bow of the VNM allow it to be towed since the bow favoring the buoyancy of the VNM.
• the invention provides that the bow mouth or the nozzle 2b of said duct can be interconnected in a pivot connection to enable a free rotation about an axis substantially parallel to the longitudinal axis of the feed duct 2.
• VNM may comprise means for regulating the compression power of its propulsion means from a remote control.
• said means may interact to control the power of a station of remote compression of a propulsion device with said means for regulating the power of a VNM thus adapted.
• a supply duct 2 - intended to be respectively connected to a third device, for example the propulsion device 10 according to FIG. 1 and to a compression station in the form of a VNM conforming to FIG. the invention - can be modular. It may comprise a plurality of elements 2i interconnectable by means of 2ib connectors or free ends 2ia. Thus, it is possible to play along the length of the supply duct 2 according to the desired use. It is also possible to connect on demand a propulsion device or any other third device to which a first conduit element 2il is out and already connected to a VNM adapted according to a method according to the invention and having a first length of conduit 2i2 supply to deliver a fluid under pressure.
• a propulsion system according to the invention.
• a large number of fun applications or civil and / or military services are allowed through a propulsion system according to the invention.
• a VNM according to the invention carrying a propulsion device and a supply duct so that the The driver of the VNM can on request become a passenger of the device.
• VNM VNM according to the invention can thus be transformed into the demand for a civil or military safety device: fight against fires, fluid discharge pumps, etc. It can also be connected to any third-party device that would require a power supply. in compressed or compressed fluid.
• a motor boating vehicle as a remote compression station provides a security gain over the use of dedicated stations as provided in the prior art. Indeed, whether it is a vehicle adapted according to a method illustrated in connection with FIG. 2 or a vehicle designed according to an embodiment illustrated in connection with FIG. 3, the invention provides that the vehicle can advantageously easily recover its original function. .
• the elbow 36 and / or the flange 35 can be easily separated from the fluid outlet 34 so that the user of a propulsion system according to the invention can disconnect the propulsion device 10 (or any other third-party device powered pressurized fluid) from the vehicle and use it to return to the mainland for example - following a failure or at the end of a mission or exercise.
• the bow mouth 31c which can be advantageously provided so that one can easily disconnect the supply conduit of said mouth.
• the invention allows a reversible adaptation of a motor boat to use it sometimes as a compressor station sometimes as a vehicle.
• Accessories to further improve the playfulness or the operating conditions of such a VNM or system could also be provided: lighting, navigation means, etc.

Landscapes

• Engineering & Computer Science (AREA)
• Combustion & Propulsion (AREA)
• Chemical & Material Sciences (AREA)
• Mechanical Engineering (AREA)
• Ocean & Marine Engineering (AREA)
• Jet Pumps And Other Pumps (AREA)
• Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
• Structures Of Non-Positive Displacement Pumps (AREA)
• Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
• Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
• Aviation & Aerospace Engineering (AREA)
• Nozzles (AREA)
• Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
• Escalators And Moving Walkways (AREA)
• Motorcycle And Bicycle Frame (AREA)

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  • 2011-09-19 FR FR1158297A patent/FR2980172B1/fr not_active Expired - Fee Related
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  • 2012-04-20 EP EP12722456.6A patent/EP2758306A1/de not_active Withdrawn
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  • 2012-04-20 WO PCT/FR2012/050877 patent/WO2013041787A1/fr active Application Filing
  • 2012-04-20 EP EP16170966.2A patent/EP3095696B1/de active Active
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  • 2012-04-20 WO PCT/FR2012/050875 patent/WO2013041786A1/fr active Application Filing
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