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Matches 1 - 50 out of 1,185

Document Document Title
WO/2020/254843A1
The invention relates to a paddle with improved efficiency, particularly a competition paddle for kayaks which has a paddle shaft (10) and a blade piece (20) positioned at least at one of the ends (11) of the paddle shaft (10), at least ...  
WO/2020/228273A1
A recreational boat, comprising a base (1), and an electric driving assembly, a manual driving assembly, a steering assembly, a propeller (2) connected to an output end of the electric driving assembly, and a water paddling wheel (3) con...  
WO/2020/174415A1
Equipment for the conversion of a sailboat hull provided with a substantially rectangular cockpit, into a rowing boat, said equipment comprising a frame, substantially rectangular, shaped to be arranged with the two major sides at the tw...  
WO/2020/118396A1
Floating apparatus for aquatic activities. The present invention consists of a structural mechanical base that groups around it a mechanical system of gears, axles, roller bearings and a propeller, all hermetically sealed. On this unit, ...  
WO/2020/117131A1
The present invention relates to a binding and parts thereof for attaching rowing shoes to a boat, which allows an easy detachment of a shoe from a foot stretcher and consequently increases the rower's safety and practicality of use. The...  
WO/2019/199183A3
The invention relates to a device for measuring rowing performance, comprising: an impermeable resilient case (2) with two layers (2a, 2b), designed to receive the paddle of an oar, said two layers (2a, 2b) defining a sealed compartment ...  
WO/2020/048566A9
The invention relates to a drive system for supported driving of a watercraft (1) that can be moved by muscle power. The drive system has a drive unit (2) designed to drive a watercraft, which drive unit can be fastened to the watercraft...  
WO/2020/071929A1
In summary, the application relates to a device that propels a swimmer to move on the surface of, or below, water, allowing said swimmer to rise, descend or turn around their axis. The device allows a large degree of movement in the wate...  
WO/2020/048566A1
The invention relates to a drive system for supported driving of a watercraft (1) that can be moved by muscle power. The drive system has a drive unit (2) designed to drive a watercraft, which drive unit can be fastened to the watercraft...  
WO/2019/202254A2
Disclosed is a watercraft comprising at least: an inflatable floating element (3), a propulsion unit (7) and a steering unit (9). The inflatable floating element has at least one hole (75, 77) for accommodating the propulsion unit (7) an...  
WO/2019/195484A1
The invention involves a paddleboard kit for converting any water sports board such as a surfboard into a paddleboard. An oar support assembly typically secures oars with pivotal paddles to the board; facilitating rowing exercises that m...  
WO/2019/171037A1
A system for measuring a rower profile of a rower; the system comprising one or more sensors located on an oar for measuring one or more forces imparted on the oar by the rower in use at a predetermined time;one or motion tracking device...  
WO/2019/171036A1
A sensor for measuring the flex of a pole when exposed to one or more forces, the sensor including at least one magnet and Hall Effect sensor combination, wherein the at least one magnet and Hall effect sensor are at a predetermined posi...  
WO/2019/161423A1
The invention relates to a stand-up paddle comprising a shaft (3) arranged between a paddle blade (1) and a handle part (2). In order to design the stand-up paddle such that users, in particular inexperienced users of stand-up paddle boa...  
WO/2019/145984A1
Described is an electronic system for the movement of boats (10) equipped with an electric water-jet engine (11 ), comprising a first electronic device(30), composed of a first Bluetooth or Wi-Fi circuit (33), a first accelerometer (34) ...  
WO/2019/141921A1
The invention relates to a system for fastening a shoe to a footrest (1) in a rowing boat, said shoe having a sole. According to the invention, such a fastening system comprises a device for attaching the shoe to the footrest (1), based ...  
WO/2019/135181A1
A self-propelling device (100) that couples to an inflatable flotation product (50). The self-propelling device (100) integrates with the inflatable flotation product (50) such that movement of the inflatable flotation product (50) moves...  
WO/2019/055882A3
A centerless wheel assembly may include a centerless rim configured to rotate about a point. The centerless wheel assembly may also include a centerless flywheel that may be configured to indirectly couple with the centerless rim and to ...  
WO/2019/104005A1
Implementations of paddles may include at least one paddle blade coupled to a shaft, a sleeve coupled over the shaft, the sleeve including a helical opening, a locator pin coupled to the shaft and extending through the helical opening, a...  
WO/2019/072976A1
The invention relates to a drive module (1) designed for a boat-like buoyancy body (2) made of solid material or inflatable or formed as a hollow body with inflatable air chambers therein. The drive module includes a seat (4) and a shaft...  
WO/2019/056598A1
Disclosed is a water recreation device capable of being driven by manpower, comprising a floating body part (1) suitable for a human body to lie prone, a paddling assembly (3) swingably connected to one end of the floating body part (1),...  
WO/2019/021062A3
A retractable propeller driven pedal system for assembly onto a watercraft is disclosed. The retractable propeller driven pedal system converts an input from a user into a motive force for propelling the watercraft. The system comprises ...  
WO/2019/040116A1
A watercraft having a propulsion mechanism extending through an opening in the bottom of the watercraft having a propulsion mechanism adapted to be inserted in an opening in the bottom of a watercraft comprising a pair of pedals each cou...  
WO/2019/025667A1
Nautical sports board using the muscular force of legs and arms. More particularly, it is a nautical device (1) allowing a user equipped with a paddle to move on water, comprising: a) two parallel floats (2, 3) separated by a space (7), ...  
WO/2019/021062A2
A retractable propeller driven pedal system for assembly onto a watercraft is disclosed. The retractable propeller driven pedal system converts an input from a user into a motive force for propelling the watercraft. The system comprises ...  
WO/2019/016419A1
The invention relates to a kayak comprising a system with pedals assisted by an electric motor, consisting of a hull, a propeller, a pedal system, and a rudder, characterised in that the propeller is actuated using pedals joined to a gea...  
WO/2019/006987A1
Disclosed is a household entertainment semi-submersible submarine, comprising a housing (1), a power device (2, 2') and a transmission device (3, 3') mounted inside the housing (1), a guide device (4), and a driving member (5, 5') mounte...  
WO/2018/199855A3
The present invention relates to a vehicle which allows walking on water and also has walking rods (1) whose ends are formed of pontoons, cylindrical canoes (2) and a folding part (5) located between said canoes (2). The vehicle for walk...  
WO/2018/232433A1
The invention relates to a hand paddle (1) for a floating body (13), comprising a gripping part (6) and a paddle blade (2), which paddle blade comprises a blade shoulder (3) and a blade edge (4) lying opposite the blade shoulder (3) in t...  
WO/2018/223640A1
A portable paddle boat, comprising a folding frame (1), a steering device (2), a propelling device (3), a front buoyancy device (4), and a rear buoyancy device (5). The front buoyancy device (4) is detachably connected to and disposed at...  
WO/2018/206781A1
The invention relates to an electrically-assisted pedalo designed with a simple propeller (8) electric propulsion system (5), fully supported by a chassis fixed to the two hulls (2) of the pedalo and holding same in place. According to t...  
WO/2018/163034A4
The present invention relates to the performance of transport operations involving vessels and related devices, and concerns an instrument for propulsion by means of muscular power, specifically an articulated oar with an internal mechan...  
WO/2018/163034A1
The present invention relates to the performance of transport operations involving vessels and related devices, and concerns an instrument for propulsion by means of muscular power, specifically an articulated oar with an internal mechan...  
WO/2018/162962A1
The human powered hydrofoil bicycle includes multiple subsystems integrated together including a structural frame subsystem with associated steering and tiller module, a hydrofoil subsystem to provide vehicle lift, and a powertrain subsy...  
WO/2018/151697A1
A water bicycle comprises a pedal drive frame (1), a screw propeller (12), a frame (8), transverse beams (20), inflatable floats (2) fastened to the transverse beams (20), a seat (7), a steering mechanism (21), and a pedal drive with ped...  
WO/2018/132523A1
A paddle for use in propelling a watercraft. The paddle may have a blade that is configured for rotary movement and/or to function as an auto-gyro. The blade may have first and second blade members configured as hydrofoils that rotate ab...  
WO/2018/120041A1
A hand crank motor. A flexible shaft (4) is provided inside a steel pipe (3). Both ends of the flexible shaft (4) are respectively fixedly connected with a short shaft (5) and a long shaft (2). A first bearing (10) is provided on the out...  
WO/2018/043983A1
The present invention relates to a portable folding-type non-powered boat, which can be simply transported and stored since a boat integrally coupled and used is separated into a body member, a steering member, and buoyant members, respe...  
WO/2018/029451A1
A blade (300) for a rowing oar (100), comprises: a first lifting element (310a) having a first chord line (320a) at a first point along its span, the first chord line extending from a trailing edge (340a) to a leading edge (330a) of the ...  
WO/2018/021770A1
The present invention relates to a human-propelled watercraft and an easy-to-fold human-propelled apparatus which is mounted on the human-propelled watercraft. In order to enable an occupant to move while looking forward in a traveling d...  
WO/2018/009206A1
A dual drive system for providing motive power to a watercraft has a frame configured for connecting to the watercraft and a drive assembly connected to the frame. The drive assembly has a manual drive mechanism configured for receiving ...  
WO/2018/002053A1
The present invention relates to a rowing boat (101, 101b, 101c, 101d, 111, 111b) comprising a hull (102), at least one footrest (104) for a rower's feet, at least one outrigger (105) for at least one oar, wherein the outrigger (105) is ...  
WO/2017/203189A1
The invention relates to a paddle assembly (1) comprising a paddle (2) with a handle (4), at one end of which a fixed blade (5) is attached and at the opposite end of which a grip member (6) is attached, the paddle assembly (1) further c...  
WO/2017/204751A1
The pedal drive mechanism for floating devices, which comprises pedals (12) mounted on pedal levers (7), which are rotatably mounted on one axle (6) and which actuate a rocking vane drive. The rocking vane drive comprises a rocker frame ...  
WO/2017/191938A1
The present invention provides a ship having an anti-sinking and anti-capsize device for an emergency, wherein the anti-sinking and anti-capsize device generates a predetermined degree of buoyancy to be applied to the lower hull of the s...  
WO/2017/184617A1
A human powered watercraft or land vehicle is described herein. A watercraft or land vehicle may have two pedals that reciprocated are in a linear or slightly curved trajectory but not a circular motion. As the two pedals are reciprocate...  
WO/2017/179888A1
The purpose of the present invention is to provide a paddleboard which is provided with a fin operating using the principle of the lever and thus does not require a large force to gain momentum, thereby allowing even women and children t...  
WO/2017/134502A1
An inflatable pedal boat for recreational use has a pneumatic float (15) with an outer ring (16), a bottom (17) provided with an opening (18) and a bow (23), an orientable paddle actuator (1) being removably mounted on the pneumatic floa...  
WO/2017/117865A1
Disclosed is a canoe propeller, comprising a hollow housing (1), a machine shell (2) arranged at the top portion of the hollow housing (1) and a screw propeller (3) arranged at the tail portion of the hollow housing (1). The external por...  
WO/2017/113021A1
The present water sports device has buoyant, elongate carriers which are designed to accommodate the feet of the user of the deice. Near the rear end (20) of the respective carriers (1, 2), there is arranged a means (30) which permits th...  

Matches 1 - 50 out of 1,185