Abstract: An electric power steering apparatus includes: a current command value determining section that determines a current command value based on steering torque and vehicle speed; a vibration extracting filter that extracts a first vibration component having a predetermined amplitude and first predetermined frequency range depending on motor angular velocity; a vibration extracting section that extracts a second vibration component having a second predetermined frequency range depending on motor angular acceleration; a first compensation value calculating section that calculates a first vibration suppression compensation value based on the first vibration component extracted by the vibration extracting filter; and a second compensation value calculating section that calculates a second vibration suppression compensation value based on the second vibration component; and suppresses vibrations of the motor by feeding back the first vibration suppression compensation value and the second vibration suppression compens

Abstract: A system for detecting hands-on or off of a steering wheel and a method thereof in which hands-on or off detecting rate and accuracy are improved by determining a hands-on or off state by interlocking a direct sensor and an indirect sensor, may include a direct sensor configured for detecting a hands-on sense value depending on a grip area of the steering wheel; an indirect sensor configured for detecting a hands-on sense value depending on a magnitude of a torque for rotating the steering wheel; and a controller connected to the first sensor and the second sensor and combining a direct hands-on sense value detected by the direct sensor and an indirect hands-on sense value detected by the indirect sensor to each other to determine a grip state of the steering wheel depending on a combined hands-on sense condition, and then to display and warn a result of determining the grip state of the steering wheel through an output unit.

Abstract: Provided is a vehicle including a plurality of wheels, a steering device, and a direction indication system. The steering device is configured to steer the wheels at least either to such a first steering angle that the vehicle travels straight in a direction intersecting the front-rear direction or to such a second steering angle that the vehicle rotates around a vertical axis passing through a central portion of the vehicle body. The direction indication system is configured to, when the steering device steers the wheels to either the first steering angle or the second steering angle, indicate toward the outside of the vehicle body that the vehicle is going to travel straight in a direction intersecting the front-rear direction or that the vehicle is going to rotate around the vertical axis passing through the central portion of the vehicle body.

Abstract: A steering wheel assembly (10) contains a dampening system for mitigating vibrations transferred from a vehicle to the steering wheel assembly (10). A plurality of damper spring elements or grommets or damper spring elements (22) are each retained within a corresponding steering wheel support member (330). An air bag module (14) is fixed to a steering wheel (18) while resting upon the damper spring elements (22) for eliminating and/or reducing lateral displacement/vibrations normally attendant to vehicle operation. A horn switch (16) containing a plurality of annular support members (76, 176) may be positioned over the damper spring elements (22), wherein each annular support member (76, 176) is coaxially aligned and positioned over a corresponding grommet (22) to also manage vertical displacement; the air bag module (14) is then fixed over the horn switch 16 and to the steering wheel (18). Movement of the airbag module can actuate the horn switch.

Abstract: The invention relates to a vibration absorber ring (10) for fastening a gas generator (12) to a vehicle steering wheel (14), in a manner capable of vibrating, with a ring axis (A), a support portion (18) for fastening the vibration absorber ring (10) to a holding element, and an absorber portion (22) for fastening the gas generator (16) to the vibration absorber ring (10), wherein an elastic damping element (24) is provided, which extends in the axial direction from the absorber portion (22) towards a free end (26) and, between the absorber portion (22) and the free end (26), has a fastening element (28) for the gas generator (12), wherein the support portion (18) and the absorber portion (22) are spaced apart from each other in the axial direction.

Abstract: A steerable caddy trailer is provided that has an improved structure including a main frame assembly, spindle assemblies attached to each end of the main frame for attachment of a wheel, a pair of swinging arms forwardly extending from the main frame and pivotally attached to the main frame, and tie rods connecting the swinging arms with the spindle assembly such that pivoting of the swinging arms steers the wheel.

Abstract: The invention relates to a steering controller, wherein the steering controller is configured in such a way as to obtain input signals from at least one sensor for detecting a steering request of a motor vehicle driver and at least one driver assistance system, wherein the steering controller is also configured to generate an actuating signal for a power electronics unit, wherein the actuating signal is assembled from two components, wherein the steering controller is configured in such a way that the first component is ascertained from the input signal from the at least one sensor, wherein the signals from the driver assistance system have no influence on the first component, and the second component is ascertained from the input signals from the at least one driver assistance system, wherein the signals from the sensor are taken into account in the second component; and to a method for ascertaining an actuating signal for a power electronics unit of a steering apparatus of a motor vehicle.

Abstract: A lightweight cowl crossbar may include a cowl cross beam of connecting transversely side frames disposed on both sides of a vehicle body; side fastening portions to be coupled to both end portions of the cowl cross beam; a support leg positioned at a center portion of the cowl cross beam and configured to be supported to a front vehicle body of a vehicle; and a reinforcing bracket of integrally connecting the support leg and the cowl cross beam wherein the components mentioned above are constructed integrally from a plastic material.

Abstract: A vehicle body structure includes a roof rail structure, a pillar structure, a tube-like reinforcement member and an attachment assembly. The tube-like reinforcement member is shaped to include a first portion, a curved portion and a second portion such that the first portion is fixed within and extends along a portion of the roof rail structure and the second portion extends downward within and extends along an upper portion of the pillar structure. The attachment assembly includes a bracket and a positioning member disposed within the pillar structure. The bracket is fixedly attached to the pillar structure. The second portion of the tube-like reinforcement member extends through an oversized opening in the bracket. The tube-like reinforcement member is fixedly attached to the positioning member and the positioning member being fixedly attached to the bracket.

Abstract: A shock tower for a vehicle includes a body having an upper portion and a lower portion. The body includes a hub disposed along the upper portion and a rim extending along the lower portion. A plurality of first spokes extend between the hub and the rim for carrying or distributing a load from the shock tower to a portion of the vehicle. A plurality of second spokes extend at least partially around the body and transversely to respective ones of the first spokes to define a plurality of spoke junctions for allowing the distributed load to change directions at each intersection of the second spokes with the first spokes. A plurality of third spokes each extend angularly from one of the first spokes to the rim. The spokes collectively define voids for removing material from the shock tower and reducing an overall weight of the shock tower component.

Abstract: A load bearing panel member having a first portion, a second portion, and an appearance surface portion is formed by injection molding such that the first portion includes a plurality of ribs forming a grid pattern on the first portion and another plurality of ribs extending toward the periphery of the first portion which may be non-orthogonal to each other and to the ribs forming the grid pattern. An appearance surface portion attached to the first portion and second portion of the panel member forms an integral hinge between the first and second portions of the panel member. The panel member may be configured as a floor panel of a vehicle.

Abstract: A vehicle includes a floor including a top panel and a bottom panel defining a cavity therebetween. At least one of the top panel and the bottom panel includes a polymeric material.

Abstract: A tailgate panel assembly for a vehicle includes an outer panel and an inner panel. The outer panel and the inner panel are directly joined to each other at an outer side with respect to a widthwise direction of the vehicle. An extended panel is joined to the inner panel and to the outer panel at an inner side with respect to the widthwise direction of the vehicle, thereby forming a closed cross-section.

Abstract: A system for controlling tilting of a cab for a commercial vehicle includes: a tilt switch receiving a user's tilt-up or down request; a drive unit tilting up or down the cab of the commercial vehicle; a front detection sensor installed on the cab of the commercial vehicle detecting an obstacle in front of the vehicle; and a control unit identifying whether the user's request is a tilt-up or down based on a lapse of time during the tilt switch is pressed, controlling the drive unit to tilt up or down the cab in accordance with the identification of the tilt-up or down, and stopping a tilt-up operation of the drive unit when an obstacle is detected by the front detection sensor within a predetermined distance during the operation of the drive unit.

Abstract: A wheel spoiler arrangement, encompassing: a wheel spoiler carrier; a wheel spoiler received displaceably relative to the wheel spoiler carrier between inactive and active positions constituting operating positions; a motion guidance system between the carrier and the spoiler, a drive system to drive the spoiler between its operating positions, and an overload coupling that transfers force in a direction from the spoiler to the drive system up to a predetermined limit load; the overload coupling having a shiftable structure that is shiftable, between an effective position into which the structure is preloaded in a force-transferring engagement and a passive position in which position the force-transferring engagement is not possible; the shiftable structure being shiftable from the effective position into the passive position upon exceedance of the limit load resulting from a force acting on the spoiler.

Abstract: An active wing apparatus (100) for a motor vehicle (1), the apparatus (100) comprising a wing assembly (120) configured to reversibly deploy upwardly in a first direction from a stowed condition to a deployed condition, the apparatus comprising lifting means (112L 112R) for lifting the wing assembly (120) when the apparatus is reversibly deployed in the first direction from the stowed condition to the deployed condition, wherein the lifting means comprises at least two lifting arms (112L, 112R), each having respective first and second ends, the second end of each lifting arm (112L, 112R) being pivotably coupled to the wing assembly (120), the first end of each lifting arm (112L,12R) being pivotably coupled to a lifting arm anchor portion (101L, 101R) that is substantially fixed with respect to a portion (50L) of a body of the vehicle (1), wherein rotation of the lifting arms (112L, 112R) about the first and second ends causes lifting of the wing assembly (120) the apparatus further comprising a cover panel (1

Abstract: The tipping of a tractor operating on an inclined surface is prevented by deploying a sideways moving stabilizer before the tractor's inclination angle is too low and below which the tractor will tip over.

Abstract: A standard component of a vehicle equippable with a plurality of wheels or a plurality of track systems for engaging the ground, such as an axle housing or a frame of the vehicle, comprises a connector dedicated to connecting a given one of the track systems to the vehicle and provided during original manufacturing of the standard component of the vehicle. This may facilitate installation of the track systems on the vehicle.

Abstract: A compact tracked vehicle relates to the field of transport technologies, in particular to compact tracked electric vehicles intended for use on rough surfaces (snow, sand, gravel, dirt), the claimed device may be used in combination with different types of pull-type and attachable equipment for purposes of entertainment, as a part of robotic platforms, and for human and small cargo transportation.

Abstract: The present invention relates to a caterpillar track (2), in particular a rubber caterpillar track (2), with a track body (20) and with at least one outer profiling element (22), preferably with a plurality of outer profiling elements (22), which are directed outwardly away from the track body (20). The caterpillar track (2) is characterized in that the outer profiling element (22) has an outwardly directed grouser body (23) and a grouser root (24), which connects the grouser body (23) to the track body (20), wherein the grouser body (23) and the grouser root (24) comprise different materials, preferably consist of different materials.

Abstract: A utility trailer for selectively towing a motorcycle or a load includes a frame that is rectangularly shaped. A plate is coupled to a top of the frame. A plurality of axles is rotationally coupled to a bottom of the frame. Each of a plurality of trailer wheels is coupled to a respective opposing end of a respective axle. A tongue is coupled to and extends from a front of the frame. A coupler is coupled to the tongue distal from the frame. The coupler is configured to couple the tongue to a hitch. A track is removably couplable to an upper face of the plate. The track is configured to position and stabilize a motorcycle.

Abstract: A method of assembling a manufactured item without a guide rail and an assembly system are provided. The method includes disposing a base item on an unmanned independent vehicle system, moving the unmanned independent vehicle system to an assembly station, and attaching an additional item to the base item. The assembly system includes a number of unmanned independent vehicle systems, each unmanned independent vehicle system having at least one wheel. Each unmanned independent vehicle system is configured to be loaded with a base item. A number of assembly stations are provided, each being configured to complete at least one assembly operation. Each unmanned independent vehicle system is configured to independently move to multiple of the assembly stations to have a different assembly operation performed at each assembly station, resulting in additional items being attached to each base item to form each manufactured item.

Abstract: A bicycle hanger for storing a bicycle in an elevated and suspended state features a support configuration that comprises a set of three support members, including a front support member spanning across a seat of a bicycle at an underside thereof in front of a seat post of said bicycle, an intermediate support member spanning across said seat post of said bicycle at a front side of said seat post, and a rear support member spanning across said seat post of said bicycle at a rear side of said seat post. In one embodiment, the intermediate support member is respectively connected to the front and rear support members by linking members extending from opposite ends of the intermediate member, thereby collectively imparting an S-shape layout to the support configuration.

Abstract: A lockable bicycle handlebar hardware for easily securing a bicycle includes a bottom lock plate having a lower stem aperture and a lower lock aperture extending therethrough. The bottom lock plate has a recession around the lower stem aperture forming a bearing shelf. A bearing is coupled to the bottom lock plate and is selectively engageable with the bearing shelf. A top lock plate has an upper stem aperture and an upper lock aperture extending therethrough. A locking nut has a threaded aperture and a faceted perimeter. The lower stem aperture and the upper stem aperture are configured to receive a stem of a bicycle handlebar, the threaded aperture of the locking nut is configured to selectively engage with a threaded portion of the stem, and the lower lock aperture and the upper lock aperture are configured to receive a padlock when aligned.

Abstract: A bicycle safety lighting assembly for improved rider visibility and safety includes a front lighting array, a rear lighting array, and a control mechanism. The front lighting array is coupled to a front of a bicycle and comprises a running light, a headlight, and a pair of front turn signals. The rear lighting array is coupled to a back of the bicycle and comprises a brake taillight and a pair of rear turn signals. The control mechanism is coupled to a handle bar of the bicycle and comprises a housing, a battery coupled to the housing, a microprocessor, and a plurality of controls. The microprocessor is in operational communication with the battery and a brake system of the bicycle. The plurality of controls is coupled to the housing and is in operational communication with each of the microprocessor, the front lighting array, and the rear lighting array.

Abstract: A bicycle brake light system includes a sensor unit which is configured to measure the braking force applied to a bicycle brake cable; a light unit including a light and which is configured to mount at or towards the rear of a bicycle so that the light from the light is directed substantially rearwards in use; and a controller configured to receive the output from the sensor unit and to control the light such that the intensity of light emitted by the light is dependent on the amount of braking force applied.

Abstract: A detachable accessory carrier for a bicycle having a seat frame post, the detachable accessory carrier including an extension beam having a proximal end portion and an opposing distal end portion with a longitudinal axis spanning therebetween, also a structure for removable engagement to the seat post wherein the structure is disposed on the proximal end portion, a first base, a first surrounding sidewall having a first open slot with a rotationally engaged second base with a second surrounding sidewall having a second open slot, with a plurality of cantilever flexible tines disposed inside of the first surrounding sidewall to help retain the accessory, wherein the first and second open slots can be rotated to bring the accessory out in sideways movement from the tines.

Abstract: The present disclosure relates to a fixed structure of an identification mark of a bicycle. The fixed structure may include a fixing plate and a cover board. The identification mark may be disposed between the fixing plate and the cover board, and the cover board is fixed on the fixing plate. The cover board may be transparent.

Abstract: A personal mobility apparatus includes: a support platform having a pair of footplates and a cavity; two drive wheels disposed on both sides of the support platform, respectively; and a steering wheel connected to the support platform to be received in the cavity. The steering wheel is connected through a telescopic tube to be received in the cavity of the support platform and the telescopic tube includes a first tube and a second tube moving telescopically with respect to the first tube.

Abstract: The portable docking station comprises a movable system and at least one set of holders. The movable system comprises a central supporter; a first lateral supporter; a second lateral supporter; a first upper rack movably coupled to the central supporter and rotatably coupled to the first lateral supporter; a second upper rack movably coupled to the central supporter and rotatably coupled to the second lateral supporter; a first lower rack rotatably coupled to the central supporter and movably coupled to the first lateral supporter; and a second lower rack rotatably coupled to the central supporter and movably coupled to the second lateral supporter. Each of the set of holders comprises an upper holder coupled to the first upper rack; and a lower holder coupled to the first lower rack. A portable docking system of using the aforementioned portable docking station is also disclosed.

Abstract: A bicycle trailer is disclosed which can be reconfigured to act as a bicycle transport unit. When the trailer is in use towed behind a bicycle, its internal volume for receiving items to be transported is too small to accommodate a bicycle, even if the bicycle is broken down into its major parts. In accordance with the invention, the trailer has an internal frame (1 to 7), parts of which can be telescopically arranged in others to enable the frame to be enlarged or reduced in size, and an external shell (35, 36, 40) with foldable sections. The base of the frame (1) may have wheels (15, 17) enabling it to be rolled along when used as a carrying case. The trailer wheels (11) may be detachably mounted to either side of the frame base (1). A towbar (20) may be detachably fixed to the frame base (1).

Abstract: A dual powered propulsion system for use with a human powered vehicle is provided. The system includes a connecting rod with a front end operatively coupled to yoke-connected forearm bars. The system also includes a splitter coupled to a rear end of the connecting rod, wherein the splitter is coupled to a first rack and a second rack that operate with a first and second pinion gear to turn a crank axle. This system supplies rotational power to the crank axle in a single rotational direction as the connecting rod is oscillated up and down and back and forth. Even though a solid connecting rod is used to transfer power from the oscillating forearm bars to the crank axle, the vehicle is steerable to the right or left as a result of the use of a carriage, on rollers, and a turning track operatively connected to the forearm bars.

Abstract: A bicycle includes a frame, and a transmission device including a motor, a transmission unit, a crank unit, a sprocket and a unidirectional bearing. The transmission unit includes a first gear driven by the motor, a one-way clutch mounted in a compartment of the frame and connected between the first gear and the motor for limiting rotation to be transmitted from the motor to the first gear, and a second gear meshing with the first gear. The crank unit includes a crank shaft extending into the second gear, and first and second cranks connected respectively to two ends of the crank shaft. The sprocket is formed with an engaging hole non-rotatably engages the second gear and a receiving groove receives the unidirectional bearing for driving rotation of the sprocket in a single direction.

Abstract: A velocipede includes a pedal crank for pedals to allow an operator to power the velocipede, and a transmission hub or component that is coupled to the pedal crank by a first chain or belt. The transmission component is located rearward of the pedal crank in the frame of the velocipede, such as under a seat position, and is further connected to a rear wheel at an output of the transmission component by a second chain or belt. The transmission has an output that is coupled to a rear wheel assembly. In some embodiments the rear wheel assembly can be mounted in a swingarm that pivots about a transverse axis defined by the output of the transmission. In some embodiments the rear wheel assembly can include an electric motor to drive a rear wheel.

Abstract: A gear shifting system derailleur having a derailleur integrable with devices having a positionable chain, belt and/or a plurality of sprockets. The derailleur includes, a frame, a linear actuator having a housing, two bracket links and a damping element. The linear actuator includes a linearly positionable arm. The bracket links and a damping element are positioned and adapted to apply a biased force against the linearly positionable arm. The damping element is coupled with both the chain pulley and the bracket links, wherein the damping element positions the chain pulley within the derailleur as driven by the bracket links. Wireless and/or wired communications and control modules and pathways are provided to enable user control of the linearly positionable arm. The derailleur may be attached to or comprised within a vehicle, such as a bicycle, a tricycle or a vehicle with more wheels.

Abstract: An apparatus for a bicycle includes an intermediate power connector configured for transmitting power between a bicycle component and a power source positioned remote from the bicycle component. The intermediate power connector has a coupling portion configured for removable attachment to a connecting portion of the bicycle component. The bicycle component can also include a battery having a battery coupling portion configured for removable attachment to the connecting portion of the bicycle component. The battery and the intermediate power connector can be selectively attachable to the bicycle component to provide power thereto.

Abstract: The invention relates to a bicycle including a frame (2) with a fork, the fork having dropouts (4) between which a wheel axle (1) is mounted. The wheel axle (1) includes a sensor and/or an electric component (16) arranged to be connected to a control element (29). A detachable electric connection is provided between the sensor and/or electric component (16) and the control element (29). The detachable electric connection includes a short range wireless connection.

Abstract: A hydrofoil system is disclosed, having a fuselage with a propeller mounted to one end of the fuselage and a wing extending laterally from the fuselage. The fuselage is configured for removable attachment to a mast, so that the mast when attached extends from the fuselage in a direction substantially orthogonal to the longitudinal axis and also substantially orthogonal to the wing. A tail wing is connected to the fuselage by a tail strut, so that the tail wing is positioned beyond the end of the fuselage to which the propeller is attached. A motor is housed in the fuselage and has a cable connected thereto, the cable extending outside the fuselage, wherein a removable sealing system inhibits water ingress to the motor at the location where the cable is connected when the sealing system is installed in the fuselage.

Abstract: A process system (15) for transfer of a fluid between a floating or non-floating facility (11) and a receiving structure (21) via a support unit (12) is disclosed, where the process system (15) comprises:—a first pipe element (58) for transport of fluid on the support unit (12),—a second pipe element (68) for transport of fluid on the support unit (12),—a first cross over pipe (22) that is fluidly connected to the first pipe element (58) and the second pipe element (68),—a second cross over pipe (26) that is fluidly connected to the first pipe element (58) and the second pipe element (68),—a first valve device (30) arranged in the first cross over pipe (22),—a second valve device (31) arranged in the second cross over pipe (26)—a first cargo valve device (39) that is provided in the first pipe element (58),—a second cargo valve device (40) that is provided in the second pipe element (68). A fluid transfer system (10) comprising such a process system (15) is also disclosed.

Abstract: The present invention includes a surfboard comprising a laminated frame extending along the side rails of the surfboard, the laminated frame comprising three or more layers of laminates, and wherein the laminated frame has been formed to the shape of the rocker of the surfboard. In various exemplary embodiments, the laminated frame may have one or more lateral members extending between opposing sides of the laminated frame, wherein such lateral members may be circular in cross-section, and may include one or more supports connecting the lateral members to the top surface of the surfboard. In various exemplary embodiments, two or more layers of laminates may form an internal structure extending laterally across the laminated frame from one side to the other.

Abstract: A spill vacuum apparatus having a container having a cavity and a fluid inlet, the lower portion of the cavity including a fluid outlet closed by a check valve, the upper portion including a vacuum port and a fluid-level actuated release valve, the release valve cooperating with the upper portion to seal the cavity from the atmosphere until the release valve is actuated by a high fluid level reached within the lower portion by fluid volume, wherein coupling a vacuum source to the vacuum port depressurizes the cavity when the release and check valves are closed, and wherein when fluid is received in the lower portion through the inlet so as to reach the high fluid level, the release valve is actuated to unseal the cavity to the atmosphere, thereby releasing the weight of the fluid to actuate the check valve and release the fluid through the outlet.

Abstract: Examples include a spar buoy for use in water, the spar buoy including a bottom section configured to be completely submerged and having a first average diameter, the bottom section including an anchor cable attachment device, a top section configured to be partially submerged, the top section including an aerial tether attachment device, an intermediate section configured to be completely submerged and having a second average diameter that is greater than the first average diameter, where the intermediate section is disposed between the bottom section and the top section, the intermediate section including a buoyancy chamber having a first density less than the water, and a ballast material disposed in the bottom section and having a second density greater than or equal to the water, where the spar buoy is configured to exhibit a particular buoyancy-to-weight ratio and a particular moment ratio when in the water.

Abstract: A flexible coverage-providing article for outside use having a covering textile layer, and a woven illuminating layer having diffusing optical fibers and binding threads woven with the diffusing optical fibers. The illuminating layer furthermore containing a border composed of woven textile threads, the diffusing optical fibers extending beyond one edge of the woven illuminating layer, an end segment of the diffusing optical fibers being formed into a strand, an assembly seam, a lighting unit, the lighting unit having an optical output, the optical output being connected to the strand of diffusing optical fibers, and a light source for generating a light flux in the optical output.

Abstract: The invention discloses an emergency life-saving device applicable to a wide area water surface. The body is provided with a bottom plate slot opening downward, and left and right sides of the bottom plate slot are symmetrically provided with a power cavity opening downward. The top side of the power cavity is provided with a bevel gear cavity, and the bevel gear cavity and the power cavity are provided with a power device for driving the body to advance and turn. Push down. Compared with traditional life buoys, this device cannot automatically assist people to move. This device can automatically move people with the water down. While moving, it can also automatically control the direction and deceleration. The performance is greatly improved. At the same time, the device can still help people to swim forward when there is no electricity.

Abstract: An inflatable life preserver uses a novel packing method with a lightweight inflatable film that allows it to integrate with equipment so that it is not noticeable to the user in the uninflated condition and does not impede the user's operations. In the uninflated state, the bladder is folded and rolled in a way that minimizes the device footprint. The device can be attached to a MOLLE vest or other garment. In the inflated condition, the inflatable bladder material is unsupported and is constrained to provide buoyancy distribution to turn a user face-up at the water line.

Abstract: The invention discloses a life-saving device around a pond, comprising a base, wherein a pillar is fixed on the top surface of the base, a ceiling is fixed on the top surface of the pillar, and a cavity is provided in the ceiling. A recovery shaft is rotatably provided in the cavity, and two sets of ropes are wound around the periphery of the recovery shaft. A hanging plate is fixed on the right side of the column, and a life ring is mounted on the hanging plate. The life ring It can be tied with the rope so that when the life buoy is thrown into the water, it can be rotated by the recovery shaft to pull the life buoy back. The present invention can inflate the life buoy and oxygen mask through the rotation of the inflatable shaft. Accelerating the inflation efficiency, eliminating the need to replace the oxygen mask and life buoy back and forth, saving rescue time, meanwhile, rescuers and rescued people can be quickly pulled back to the shore by a rope at the same time, saving rescue time and energy.

Abstract: A diving mask (1) comprising a rigid frame (10) having a front perimeter edge (11a) and a rear perimeter edge (11b). The rigid frame (10) provides an upper portion (12) and a lower portion (13) connected by a first and a second lateral portion (14a, 14b). The mask (1) provides, furthermore, a visor (20) made of a transparent material and fixed to the rigid frame (10) and an inhalation duct, or snorkel, (30) for inhaling the air during inspiration. Inside of the rigid frame (10) a face member (40) is fixed that is made of a soft and flexible material configured to be arranged, in use, in contact with the user's face. A partition member (43) divides the volume between the visor (20) and the face member (40) in an upper chamber (21) pneumatically connected to the inhalation duct, or snorkel, (30) through at least an opening (44), and in a lower chamber (22) arranged to house, in use, the nose and the mouth of the user.

Abstract: The mask for surface snorkeling comprises a rigid frame (2), a transparent visor (3), a soft face mask (4) applicable in an airtight way to the face of the user and having a membrane (7) which delimits an upper viewing chamber (8) being shaped to contain the eyes of the user and a lower breathing chamber (9) being shaped to contain the nose and mouth of the user, and a breathing circuit (5) connected to the lower chamber (9), a ventilation circuit of the upper chamber (8) independent and separated from the breathing circuit (5) also being provided.

Abstract: An apparatus for viewing marine life is disclosed. The apparatus includes a board configured to float on water and a window positioned in an opening in the board. The opening in a front end of the board and the window includes a transparent top portion, a transparent bottom pane and sides forming a center void. The window is sealed to prevent water from entering the void and the window includes a bottom lip planar with the transparent bottom pane. The apparatus includes a seal positioned in a gap between the window and the opening in the board and above the lip. The seal is inserted from a top surface of the board and provides a friction fit between the window and the opening. The seal includes a flexible resilient material and sized for a friction fit between the opening and the window to prevent movement of the window.

Abstract: The present disclosure relates to a remotely operated underwater vehicle and a control method therefor. The remotely operated underwater vehicle comprises a body having an imaging unit and a control unit; a power unit disposed on the body; a beacon unit for being worn on a part of a user's body, wherein the beacon unit can emit a plurality of optical control signals with different brightness; and the control unit can control the power unit to respond according to the optical control signals collected by the imaging unit to adjust an action and a posture of the body.