242results about "Watercrafts" patented technology

A method of operating an electric vehicle includes receiving, via an operator-actuated accelerator of the electric vehicle, a propulsion command for propelling the electric vehicle. When an actuation rate of the accelerator associated with the propulsion command is a first value, the electric vehicle is accelerated at a first acceleration. When the actuation rate of the accelerator associated with the propulsion command is a second value higher than the first value, the electric vehicle is accelerated at a second acceleration higher than the first acceleration.

In one aspect, a wireless remote controller for a personal watercraft is provided that includes a watertight housing forming a watertight compartment. The housing includes a through hole extending through the housing from an upper side of the housing to a lower side of the housing. The remote controller includes a throttle interface removably attached to the housing such that the throttle interface is movable between a first position and a second position and at least a portion of the throttle interface positioned within the through hole of the housing. The remote controller further includes a sensor positioned within the watertight compartment of the housing to detect a position of the throttle interface.

A pedal assembly and steering assembly are disclosed for converting an inflatable, drop stitch paddle watercraft into a pedal watercraft. The pedal assembly includes a mounting plate and mounting bracket for supporting a geared drive shaft in an opening extending through the floor of the watercraft. The steering assembly includes a rudder connected to a tiller through push pull cables.

To provide a device for greatly improving accuracy and efficiency of steering of a boat by providing a precise and speedy reaction through a system for remotely steering the boat based on an operation of a user.SOLUTION: A remote control system includes: a joy stick module for converting operation information of a user into a voltage signal; a PC module for fulfilling a roll of processing a signal received from the joy stick module and receiving and monitoring status information of a boat; a water surface integrated GSC for bidirectionally relaying a remote control signal and the status information of the boat; a boat mission computer for transmitting the remote control signal transmitted from the water surface integrated GSC to an integrated controller; the integrated controller for adjusting a speed and a direction of a motor based on the operation information received from the boat mission computer; and a right side BLDC motor controller and a left side BLDC motor controller for adjusting a movement and a direction of the boat.SELECTED DRAWING: Figure 2

A watercraft includes a hull, a propulsion device to generate a propulsive force to propel the hull, a trim adjuster to change a trim of the hull, a mode setter operable by a user to selectively set a watercraft movement characteristic mode, and a controller configured or programmed to control the propulsion device according to a propulsive force control characteristic defined for the mode set by the mode setter and to control the trim adjuster according to a trim control characteristic defined for the mode set by the mode setter.

A battery transportation equipment to transport a plurality of backup batteries. The battery transportation equipment includes: rollers, an equipment body, a battery cavity and a cooling device. The rollers are connected to the equipment body; the battery cavity is formed by an inward recess of the equipment body; the battery cavity is used to accommodate the plurality of backup batteries and is provided with a pairs of outwardly extending power plugs. The power plugs are used to plug-connect with the power jacks of the backup battery. The cooling device surrounds the battery cavity to dissipate heat when the plurality of backup batteries are being charged.

A sponson device attachable to a watercraft body of a jet propelled watercraft includes a bow sponson located forward of a center of gravity of the jet propelled watercraft. The bow sponson protrudes from the watercraft body in a right-and-left direction, and is movable to a first position and a second position to adjust a trim of the watercraft body during turning of the jet propelled watercraft.

A watercraft includes a hull; a deck supported by the hull; a propulsion system supported by the hull and configured to propel the watercraft; an electric motor operatively connected to the propulsion system to drive the propulsion system; a battery electrically connected to the electric motor for powering the electric motor; and a heat exchanger supported by the hull, the heat exchanger having defined therein at least: a first cooling channel, and a second cooling channel, a first cooling circuit being defined in part through the first cooling channel, the first cooling circuit being in thermal communication with at least one of the battery and the electric motor, a second cooling circuit being defined in part through the second cooling channel, the second cooling circuit being in thermal communication with at least an other one of the battery and the electric motor.

A personal watercraft includes a watercraft body and a front bumper unit. The watercraft body includes a hull, a deck, and a gunnel line being a joint between the hull and the deck. The front bumper unit is attached to a front of the watercraft body. The front bumper unit has a front end located above and forward of the gunnel line in a side view of the watercraft body.

A watercraft includes a handlebar assembly selectively pivotable about a pivot axis which extends transversely across the handlebar assembly. The handlebar assembly being pivotable between at least a first position and a second position. A lift assembly of the watercraft includes a movable surface operably connected to the handlebar assembly. The watercraft includes a control unit communicatively connected to the handlebar assembly and the lift assembly and configured to: receive a signal indicative of the position of the handlebar assembly. In response to the signal indicating that the handlebar assembly is in the first position, the control unit causes the movable surface of the lift assembly to pivot in a first direction. In response to the signal indicating that the handlebar assembly is in the second position, the control unit causes the movable surface of the lift assembly to pivot in a second direction.

To develop a high speed vessel capable of navigating at a speed of 200 to 300 km / h loaded with several hundred tons of cargo.SOLUTION: In a glider vessel, from both sides or a rear part of a cabin or a cargo compartment on a float, an object having the same function as a rotor which rotates blades of a helicopter is raised vertically from a lower part of the float, another rotor is horizontally attached to a rear side meshed at a gear on its upper end, a propulsive type propeller is attached on its tip, a disc-like gear is attached to a lower end, many reciprocating engines or EV motors are attached in a circle at its tip so as to rotate the disc-like gear at a rotor lower end when a bevel gear is rotated in its outer circumference, and the propulsive type propeller at a rotor tip is rotated when the reciprocating engines or the EV motors are operated so as to obtain great propulsion force.SELECTED DRAWING: Figure 5

According to an embodiment a personal watercraft includes a hull, an engine, a steering device, a water jetting nozzle, a control unit, a throttle mechanism, and a detection unit including an inertial measurement unit. When the hull turns, an angular velocity and an angular acceleration around a yaw axis are detected by the inertial measurement unit. When at least one of the angular velocity and the angular acceleration exceeds each threshold value, a deceleration control for decelerating the engine is performed by the control unit.

A personal watercraft includes a watercraft body provided with a deck, a hood, and a locking mechanism. The deck includes a driver boarding portion and an opening forming portion where an opening is formed forward of the driver boarding portion and an engine room is partitioned below the opening. The hood, to which a steering shaft is attached to cause a handle to be exposed upward, covers the opening from above to allow opening and closing by pivoting with respect to the deck by using a front end supported by the opening forming portion as a fulcrum. The locking mechanism is a mechanism that fixes the rear end of the hood to the deck with the opening closed, and includes a first locking part and a second locking part disposed with spacing in the left-right direction.

The utility model discloses a foldable inflatable electric power recreational yacht which comprises a main air chamber, auxiliary air chambers are fixedly connected to the two sides of the main air chamber, side protection plates are arranged on the tops of the auxiliary air chambers, the auxiliary air chambers and the side protection plates are integrally formed, a ceiling is fixedly connected to the tops of the two side protection plates, and the top of the ceiling is provided with an air inlet. Inflatable seats are fixedly connected to the front side and the rear side of the top of the main air chamber, boat bottom plates are fixedly connected to the two sides of the bottom of the main air chamber, and T-shaped clamping plates are arranged at the bottoms of the boat bottom plates. The main air chamber, the auxiliary air chamber and the side protection plates are used in cooperation to form an inflatable boat body, the propeller can be rapidly assembled under the cooperation of the T-shaped clamping plate, the T-shaped clamping groove and the pre-locking assembly, and the propeller can flexibly sail in the horizontal direction under the cooperation of the main air chamber, the auxiliary air chamber and the propeller. The multi-air-chamber structure can prevent a single air chamber from leaking air and losing buoyancy, the double propellers are flexible in steering, and the double propellers can be deflated, folded and convenient to carry.

This utility model discloses a go-kart, relating to the field of go-kart technology. The go-kart includes a hull and an outer shell, connected by an upper and lower hull plate. The upper hull plate forms a passenger cabin, which includes a main seat. A windshield on the outer shell covers part of the passenger cabin and also houses a steering wheel, allowing users to easily operate the steering wheel from inside the cabin to control the go-kart's direction. Because a sealed cavity is formed between the upper and lower hull plates, extending from the bow to the stern, the go-kart utilizes this sealed cavity to generate sufficient buoyancy, ensuring stable floating on the water. Even in the event of an accidental capsizing, the sealed cavity reduces water ingress compared to foam-filled cabins, effectively preventing sinking and improving safety.

This ship operator warning support system 100 comprises a PWC 102, an information terminal 101 configured to be capable of obtaining current position information I2 and communicating with the PWC 102, and a control unit 15 that performs predetermined control based on the engine rotation speed, a warning application I1 is installed in the information terminal 101, the warning application I1 obtains a cruising speed of the PWC 102 on the basis of the position information I2 and issues a prescribed warning when the cruising speed exceeds a speed limit in a speed limit area A1 where the cruising speed is limited, and the control unit 15 disables the warning so that the warning is not issued even when the cruising speed exceeds the speed limit, but the engine rotation speed is lower than or equal to a threshold rotation speed.

The ridable water surface robot comprises a water surface robot body, the top of the water surface robot body is provided with a buoyancy component used for providing buoyancy and a smart phone, and the bottom of the water surface robot body is provided with a power source component, a control circuit component and a power propelling component used for pushing the water surface robot body to move. A positioning and tracking assembly (chip) is arranged in the water surface robot. The buoyancy system structure can be changed, so that the buoyancy of the water surface robot can be adjusted, the water surface robot can automatically get close to the rescue water surface robot, underwater operating personnel and recreational sports personnel such as swimming personnel are directly protected, and waiting for access of a third party is not needed; through intervention of intelligent algorithms such as positioning and tracking, brain judgment depending on human beings is changed; intelligent positioning and tracking liberate both hands of a designated person, so that the person can perform'handle-off 'operation; operators in water and recreational sports personnel such as swimming and the like can drive and ride the device like a motorcycle to do sports on the water surface, in water and under the water.

A watercraft including a hull, a deck, a seat, a lift-propulsion system comprising a mast assembly, the mast assembly including a mast, and an actuator connected to the mast, a propulsion unit frame connected to the mast assembly, a propulsion unit for providing thrust to the watercraft, the propulsion unit being connected to the propulsion unit frame, and at least one hydrofoil for providing lift to the watercraft, the at least one hydrofoil being connected to the propulsion unit frame, a control unit operatively connected to the actuator, the control unit being programmed with predetermined conditions, and a sensor assembly connected to the control unit, the control unit being configured to receive signals indicative of watercraft parameters from the sensor assemblies, and to automatically control an operation of the actuator to adjust a longitudinal position of the hydrofoil based at least in part on the received signals.

The utility model relates to the technical field of light ships, and provides a modular structure of an electric kail ship, which comprises a ship body, and an accelerator, a propeller assembly and a power supply which are arranged on the ship body, and is characterized in that a bottom plate of the ship body is provided with a connecting assembly mounting groove which is communicated up and down; the thruster assembly comprises a thruster and a connecting assembly, a signal line of the accelerator and a power line of the power source are in butt joint with a signal line and a power line of the thruster through connectors respectively, the thruster is directly or indirectly fixedly connected with the connecting assembly, and the connecting assembly is installed in the connecting assembly installation groove. According to the utility model, the defects in the prior art are overcome, the design is reasonable, the maintenance is convenient, and the technical problems that the propeller, the battery, the accelerator and the ship body of the Karting ship are fixed by adopting a soldering tin connecting wire welding mode and are sealed by sealant in the prior art, so that the follow-up disassembly and maintenance are difficult are solved.

To provide a foilboard, in particular an e-foil, which can be ridden by a rider in a seating position and which has a good controllability and is save to use, a foilboard (100), in particular e-foil (10), is proposed comprising a board (11) and a hydrofoil (12), the hydrofoil (12) comprising a mast (13) and at least one wing (14), wherein the mast (13) is attached to an underside (15) of the board (11), wherein the foilboard further comprises a seating device (16) for a rider (17) to sit on, wherein the seating device (16) is arranged on a top side (18) of the board (11), such that the seating device (16) can be rolled and / or tilted at least in a forward direction (19) and in a backward direction (20) by the rider (17) to control and / or steer the foilboard.

The utility model relates to the technical field of water entertainment ships, in particular to a dolphin-shaped water entertainment ship which comprises a ship body, a cab arranged in the middle of the upper end of the ship body, an instrument panel arranged at the cab, a steering wheel arranged at the instrument panel, a seat arranged in the middle of the cab, a magnetic attraction switch arranged on the right side of the seat and a water suction pump arranged on the rear side of the seat. A propeller assembly is fixedly connected to the lower end of the ship body, a water inlet is formed in the middle of the propeller assembly, a sliding groove is formed in the middle of the upper end of the water inlet, a suspension part is slidably connected into the sliding groove, and a sealing part is fixedly connected to the left side of the suspension part. A water passage is arranged in the middle of the propeller assembly, the right side of the water passage is communicated with the sliding groove, and the water entertainment ship with the water activity function provides unique experience for people. And the leisure and entertainment requirements of people can be further met.

A personal watercraft has a structure that provides for a hull (2) which extends from a bow zone (2a) to a stern zone (2b) and a support unit (3) which is fixed to the hull (2) and which includes tubular elements (6) which extend along the sides of the personal watercraft (1); the structure of the personal watercraft (1) further provides for a single removable deck (4) which defines a single large cavity accessible between the hull (2) and the removable deck (4), which extends from the bow zone (2a) to the stem zone (2b), configured to house a propulsion system (5); between the hull (2) and the removable deck (4) with the support unit (3) there is interposed a perimeter gasket (10) which allows the sealed closure of the cavity; the structure further provides for intermediate elements made of wear resistant material, intended to receive screw members for fixing the deck (4) to the hull (2) with the support unit (3) in a removable manner. Such personal watercraft reveals reliability and ease of maintenance.

A jet propulsion boat includes: a boat body; a propulsion device that imparts propulsion force to the boat body to propel the boat body; an engine and an electric motor that drive the propulsion device; and a control device that determines which of an engine mode and an electric mode is to be used as an operation mode of driving the propulsion device in accordance with a condition, the engine mode configured to drive the propulsion device with the engine and the electric mode configured to drive the propulsion device with the electric motor while stopping the engine, and controls the engine and the electric motor to drive the propulsion device in the determined operation mode.

An aquatic utility vehicle (AUV) and suspension system for an aquatic utility vehicle is disclosed. The suspension system is configured for at least partially suspending a roll cage above at least two water engaging hulls. The suspension system includes a front mounting arrangement proximate to a bow side of the at least two water engaging hulls. The suspension system further includes a front tower type suspension mounted with the front mounting arrangement. The suspension system further includes a rear mounting arrangement proximate to stern side of the at least two water engaging hulls. The suspension system further includes a rear tower type suspension mounted with the rear mounting arrangement. During surfing, the at least two water engaging hulls are configured to articulate, and transfer wave impact forces upwards from the bow side and stern side into the roll cage through the suspension system.

The invention relates to an underwater exploration vehicle (1) comprising (i) a hull (10) delimiting an immersion chamber, (ii) a plurality of orifices (2) arranged on the hull (10), each orifice being in fluid communication with the environment external to the underwater exploration vehicle (1) and being fluidly coupled with the immersion chamber, (iii) two propulsion assemblies located on either side of the immersion chamber, (iv) a single electric battery electrically coupled to an electric motor of each propulsion assembly, (v) a control unit (6) electrically connected to the electric battery and to each propulsion assembly, so as to control said electric battery and the propulsion assemblies.According to the invention, control handles (13) of the underwater exploration vehicle (1) extend from an upper face (101) of the hull (10) to a lower face of the hull (10), the control handles (13) being integrated into the hull (10), so that said hull (10) overmoulds said control handles (13). Figure to be published with the abstract: Fig. 1.

A personal watercraft is provided that comprises a hull, a deck, a handlebar, a steering column and a frame. The deck is provided to the hull. The handlebar has a steering shaft. The steering column rotatably supports the steering shaft. The frame is disposed between the hull and the deck and supports the steering column.

A jet pump housing is mountable to a hull of a personal watercraft. The jet pump housing comprises a body extending between an inlet and an outlet. The body has an inner wall delimiting an interior of the body and an outer wall. The inner wall and the outer wall are configured to be exposed to water during use of the personal watercraft. The body is shaped and sized to allow water to flow into the interior via the inlet and to expel water from the outlet. The body has one or more fluid passages positioned between the inner wall and the outer wall. The one or more fluid passages are fluidly isolated from the water and are in heat exchange relationship with the water via one or both of the inner wall and the outer wall.

The utility model discloses a glass fiber reinforced plastic yacht convenient for pipeline connection, which relates to the technical field of yachts, and comprises a yacht body, a working area arranged on the top surface of the yacht body and a power paddle arranged on one side of the surface of the yacht body, and a guide block capable of enhancing driving and having a disassembling effect is arranged on one side in the boat body. When the yacht is used, the bottom of the yacht can be in contact with water in the running process, and the water passes through the guide groove and the water inlet hole and enters the guide block while the bottom of the yacht is in contact with the water inlet hole, so that a large amount of water is in contact fit with the power paddle through the interior of the guide block, and the power potential energy of the power paddle is exerted to the maximum; however, the guide block also has the effects of isolating aquatic plants and removing and cleaning, and the accelerated speed of the yacht is effectively improved through the cooperation between water and the power paddle, so that the running speed of the yacht is obviously improved.

One example provides a seat assembly for a personal watercraft including a rigid seat support. The rigid seat support includes a base element to be rigidly connected to a deck of the personal watercraft, and a cantilever element rigidly connected to the base element and to extend unsupported above the deck in an aft direction when the base element is connected to the deck.