35results about "Tether" patented technology

The invention relates to a device (20) for unloading and / or recovering an unmanned underwater vehicle from the water (30) onto a platform (24). The device comprises a boom (26), a cable winch (28) which is secured to the boom, and a multistage anti-sway system (32). The boom (26) is designed to project beyond the edge of the platform (24), the cable winch is designed to pull the unmanned underwater vehicle (22) substantially perpendicularly out of the water (30), and the multistage anti-sway system (32) is designed to reduce a swaying movement of the unmanned underwater vehicle (22) when the unmanned underwater vehicle (22) is completely suspended in the air on the cable winch (28). The boom (26) has a receiving area (41) for the unmanned underwater vehicle (22), and one stage of the anti-sway system (32) is designed to fix the unmanned underwater vehicle (22) in the receiving area (41).

An adjustable tethering system is disclosed that includes a primary line, a secondary line, and a capsule. The secondary line is wound about the primary line to form a frictional locking arrangement that resists translation of the secondary line along the primary line when the secondary line is tensioned. The capsule can be manipulated by a user to selectively release the frictional engagement between the primary and secondary lines, thereby enabling controlled transition of the system from a secured state to a state in which the secondary line can translate along the primary line.

The invention relates to the technical field of ship equipment, in particular to a quick release device for a life raft of a passenger ship. The rope releasing set comprises a connecting rope connected to the baffle, a fixing ring is arranged on the bracket, a locking ring is buckled on the fixing ring, the locking ring is connected with the tail end of the connecting rope through a manual releasing piece, and a releaser is arranged on the locking ring. And the inflation release set comprises a stop ring, the stop ring is arranged on the bracket, and a wide-pitch screw is arranged in the stop ring in a threaded mode. A releaser of the rope release group adopts a built-in expansion material mode, so that the expansion material expands when encountering water, and quick response can be realized when the ship is immersed in water without depending on hydrostatic pressure or manual intervention; meanwhile, a linkage mechanism composed of a stop ring, a wide-pitch screw and a conical block is introduced into the inflation release set, so that when the pull rope extends to the set length, the steel cylinder part of the raft body can be triggered to start inflation operation, and the problem that in a traditional structure, inflation cannot be conducted in time due to the fact that the pull rope is too short is solved.

A release device for a polar profile observation system includes a support frame, a release base, a control electronic cabin, a release mechanism, and a floating body. The support frame performs an up and down profile movement along the under-ice guide cable, and is bonded with the profile observation system before the profile observation system is released. The release base is configured to provide an installation platform for the release mechanism. The control electronic cabin is configured to receive a release signal sent by the profile observation system and enable the release mechanism. The release mechanism is configured to perform a release task, so that the profile observation system can be detached from the support frame. The floating body provides buoyancy to balance the gravity of the release device.

Systems for real-time wave monitoring, which provide real-time updates of wave conditions to users who wish to access the beach for leisure or sporting activities, are described. One example system includes a plurality of buoys and a transceiver. Each of the plurality of buoys includes a sensor array configured to continuously monitor one or more characteristics of the wave conditions, and the transceiver is configured to transmit, to a remote server, information corresponding to the one or more characteristics of the wave conditions over a wireless communication channel. The information from each of the plurality of buoys is combined with a user preference to provide a user with a message regarding the wave conditions in response to a user request, and a duration between the user request and transmission of the information from each of the plurality of buoys is less than a predetermined value.

Disclosed herein is a solar panel system comprising at least one solar panel and a flexible support structure supporting the at least one solar panel wherein at least part of the flexible support structure is configured to be fillable with a fluid. Also disclosed is a solar power plant comprising said solar panel system and a method of using said solar power system.

A device (20) for launching and / or recovering an unmanned underwater vehicle from the water (30) onto a platform (24) is disclosed. The device comprises a boom (26), a cable winch (28) attached to the boom, and a multi-stage anti-sway system (32). The boom (26) is designed to project beyond an edge of the platform (24). The cable winch is designed to pull the unmanned underwater vehicle (22) substantially vertically out of the water (30). The multi-stage anti-sway system (32) is designed to reduce swaying of the unmanned underwater vehicle (22) when the unmanned underwater vehicle (22) is suspended completely in the air from the cable winch (28). The boom (26) has a receptacle (41) for the unmanned underwater vehicle (22). One stage of the anti-pendulum system (32) is designed to fix the unmanned underwater vehicle (22) in the receptacle (41).

The present invention provides a release device for a polar profile observation system, which is intended to solve the problem of bottom dragging and grounding that may occur when polar ocean observation equipment drifts with ocean currents after the ice breaks or melts, so as to ensure the safety of the equipment and the continuity of data collection. The device includes key components such as a support frame, a release base, a control electronic cabin, a release mechanism and a float. The support frame moves up and down along the under-ice guide cable, and is attached to the under-ice guide cable to form a binding before the under-ice guide cable is released. The release base is used to provide an installation platform for the release mechanism, and the control electronic cabin is used to receive the release signal sent by the under-ice guide cable and enable the release mechanism. The release mechanism is used to perform the release task, so that the under-ice guide cable is separated from the support frame, and the float provides buoyancy to balance the gravity of the release device. The under-ice guide cable moves up and down to perform profile observation. When the under-ice guide cable is trapped and needs to be separated, the release mechanism is triggered to separate the under-ice guide cable from the support frame.

This invention relates to the field of marine equipment technology, specifically to a rapid release device for a passenger ship's life raft. The rope release assembly includes a connecting rope attached to a baffle, a fixing ring on a bracket, a locking ring fastened to the fixing ring, and a manual release mechanism connecting the locking ring to the end of the connecting rope. The locking ring also has a release device. The inflation release assembly includes a stop ring on a bracket, with a wide-pitch screw threaded inside the stop ring. The release device of the rope release assembly uses a built-in expansion material, which expands upon contact with water, allowing for rapid response when the ship is flooded without relying on hydrostatic pressure or manual intervention. Simultaneously, the inflation release assembly incorporates a linkage mechanism consisting of the stop ring, the wide-pitch screw, and a conical block, ensuring that the life raft's cylinder initiation of inflation is triggered when the rope extends to a set length, avoiding the problem of insufficient inflation due to short ropes in traditional structures.

Water buoys sense water characteristics and wirelessly transfer the water characteristics for delivery to a computer system. The computer system receives the water characteristics wirelessly transferred by the water buoys. The computer system receives a location and a user water condition preference transferred by a user communication device. The computer system processes the water characteristics, the location, and the user water condition preference, and in response, generates and transfers water condition information for the location for delivery to the user communication device.

The invention relates to the technical field of water buildings, and in particular to an automatic lifting water houseboat, which improves land utilization area, increases convenience of use, and improves the accuracy of the houseboat body's falling position; comprises a houseboat body, a cable and a driving mechanism, the cables are respectively connected with the houseboat body through the driving mechanism, and the driving mechanism is installed inside the houseboat body cavity; the driving mechanism comprises a take-up roller, a transmission shaft, a sealed bearing, a driving gear, a worm wheel, a motor seat, a driving motor, a worm and a connecting mechanism, the sealed bearings are respectively installed inside the houseboat body slot cavity through holes, the transmission shaft is coaxially connected with the sealed bearings, two sets of driving gears are meshed and connected, the cable driving end is fixed on the take-up roller, the cable driven end is fixed in a safe area, the worm wheel is coaxially connected with the right front end transmission shaft through the connecting mechanism, the driving motor is installed inside the houseboat body cavity through the motor seat, and the worm is coaxially installed at the output end of the driving motor.

A water buoy data system stabilizes an offshore vessel. Water buoys sense wind characteristics and water characteristics at a location of the vessel. The water buoys wirelessly transfer data messages that indicate the wind characteristics and water characteristics at the location of the vessel for delivery to a computer system. The computer system receives the data messages wirelessly transferred by the water buoys that indicate the wind characteristics and the water characteristics at the location of the vessel. The computer system determines wave forces based on the wind characteristics and the water characteristics at the location of the vessel. The computer system indicates the wave forces to control vessel engine thrusters to counter the wave forces and stabilize the vessel.

The emergency anchor releasing device comprises a base, a rolling wheel is rotationally arranged in the base, an anchor chain is wound on the rolling wheel, a knife switch is arranged on the base, and the knife switch limits movement of the anchor chain on the rolling wheel; a traction mechanism is arranged on the base, a release mechanism is arranged on the vertical plate on at least one side, the traction mechanism and the release mechanism are connected through a steel cable structure, the steel cable structure penetrates through a chain hole of an anchor chain, one end of the steel cable structure is fixed through the release mechanism, and the other end of the steel cable structure is driven by the traction mechanism to act tension on the anchor chain. And releasing the load on the chain controller knife switch. According to the characteristic that when a ship loses power, an anchor chain of the chain controller presses a switch blade of the chain controller, so that the switch blade is difficult to open, the emergency anchor releasing function of the chain controller is achieved when the ship loses power.

A leash system and methods of use include a leash cord configured to be affixed at a first end portion to a user of a personal watercraft, a switch cord, and an anchoring cord. The switch cord has a first end portion affixed to a key for connection to a kill switch of the watercraft and a second end portion affixed to the leash cord. The anchoring cord has a first end portion configured to fixedly secure the anchoring cord to the watercraft and a second end portion affixed to the leash cord. In preferred examples a loop affixed along the anchoring cord is configured to slidably receive the switch cord therethrough. When the leash cord is pulled taut while the anchoring cord is fixedly secured to the watercraft, the first end portion of the switch cord is drawn toward the loop to remove the key from the kill switch.

In a water buoy, a power system generates electrical energy from water kinetics and transfers the electrical energy to a sensor array, processing circuitry, and communication interface. In the water buoy, the sensor array detects buoy locations, water velocities, water velocity directions, and wind speeds. In the water buoy, the processing circuitry aggregates the detected buoy locations, the detected water velocities, the detected water velocity directions, and the detected wind speeds into data messages. In the water buoy, the communication interface wirelessly transfers the data messages for delivery to a computer system.

The present application belongs to the field of water surface autonomous deployment and recovery technology of autonomous underwater vehicle, in particular to a kind of repeatedly deployable device of towed slide, gantry and winch frame are respectively installed on the mother ship, winch is fixed on winch frame, the bow end of bracket is hinged with winch frame, both sides of the deployment and recovery direction of bracket are equipped with electric push rod, the both ends of each side electric push rod are respectively hinged with gantry and bracket;Both sides of the deployment and recovery direction of bracket are slidably connected with adapter, one end of recovery rope is wound on winch, the other end of recovery rope is respectively connected with one side of each side adapter, the other side of each side adapter is connected with the same side reel box installed on the stern of bracket through tension rope, capture push rod for docking with autonomous underwater vehicle is also installed on each side adapter.The present application has the advantages of repeatedly realizing deployment and recovery, reliable connection, simple operation and the like.

A subsea structure monitoring system can include a base device configured to be secured to a subsea structure. The subsea structure monitoring system can also include a release mechanism disposed within the base device, where the release mechanism has a default state and a released state. The subsea structure monitoring system can further include a buoy detachably coupled to the release mechanism, where the buoy includes a housing that houses a communication module and a switch. The subsea structure monitoring system can also include a trigger that is configured to convert the release mechanism from the default state to the released state. The release mechanism can be converted from the default state to the released state when the trigger exerts a minimum force on the release mechanism.

An underwater detection device includes a surface drive boat and an unmanned underwater vehicle. The surface drive boat includes: a hull; transverse attitude-stabilizing thrusters and orbit vectored thrusters arranged at the bottom of the hull; a control box arranged on the hull and electrically connected with the transverse attitude-stabilizing thrusters and the orbit vectored thrusters; a cable and a cable winding assembly arranged on the hull, the control box being connected with the unmanned underwater vehicle by the cable, the cable winding assembly being electrically connected with the control box; and a positioning assembly arranged on the hull and electrically connected with the control box.

The invention described herein relates to an automatic submersible water sports course system comprising expandable buoys interconnected within an anchored network of non-buoyant airlines, operated by an air control system featuring a vacuum pressure pump. The vacuum pressure pump is capable of both collapsing and sinking the buoys below the water surface or expanding and raising them to the water surface. When deployed these buoys have a predetermined shape, size, height, and softness. This configuration offers skiers a consistent and precise water sports course, thereby reducing falls and enhancing safety. One embodiment of the present invention comprises airline which is configured for strength and forms a tensioned hose network used to precisely orient buoys at the water surface. The present invention provides a water sports course which is lighter weight, has fewer parts, and can be easily lifted above the water surface for maintenance and repair.

There is disclosed a system for monitoring subsea parameters, the system being deploy-able in a water column and comprising: - a tether with a first end portion to be moored to a seabed; - one or more sensor units for sensing one or more subsea parameters; and - a control unit, the control unit including a communication member for receiving data from the sensor unit(s) and for transmitting said data wirelessly to a remote recipient, the communication member being provided at or near a second end portion of the tether, wherein the system further comprises a variable buoyancy member connected to the tether, the variable buoyancy member being adapted to move the communication member between a position below the surface of the water column and a surface position for the wireless transmittal of data, and wherein the control unit is adapted to control the buoyancy of the variable buoyancy member. There is also disclosed a method for monitoring subsea parameters.

The application discloses a buoy storage and release device. The buoy storage and release frame and the underwater hydraulic winch are horizontally and oppositely arranged, the buoy body is placed on the buoy storage and release frame, one end of the composite cable is connected to the underwater hydraulic winch, the other end of the composite cable is sequentially wound around the underwater hydraulic winch and the buoy storage and release frame, then penetrates into the buoy body from the bottom of the buoy body and is connected to the inside, the buoy body and the underwater hydraulic winch are electrically connected through the composite cable; the buoy storage and release frame is connected with the underwater hydraulic winch. The underwater hydraulic winch adopts double hydraulic motors to provide power, realizes a backup working mode of one hydraulic motor driving, ensures that the buoy can be retracted, detects the in-place state of the mechanism and the winch release state through the in-place detection device, makes the device work more automatically and reliably, has the cable array emergency cutting function, guarantees the safety of the platform in an emergency, and can be used for the automatic storage and release of the deep-sea manned platform and the streamlined buoy body with better floating stability.

The present invention relates to an ergonomic reel that facilitates and secures the inflation and launching of the surface marker buoy for all divers, even beginners. The securing of the reel is ensured by a holding handle that replaces the conventional grips of this type of reel, means for attaching and unlocking the spool, by means of which it is impossible for the diver to forget to unlock the spool before launching the buoy and / or a crank for rewinding the retractable cable, which does not have any protrusions that risk tangling the cable when it is not in use.

An anchor device suitable for securing to the floor of a body of water, the anchor device comprising a buoyant support structure 14 which is configured to house or support subsea equipment 16, a stiff

An adjustable tethering system is disclosed that includes a primary line, a secondary line, and a bail release feature. The secondary line is wound about the primary line to form a frictional locking arrangement that resists translation of the secondary line along the primary line when tension is applied. The bail release feature is operable to be manipulated by a user to reduce the constriction of the windings about the primary line, thereby enabling controlled transition of the system from a secured state to a state in which the secondary line can translate along the primary line.

The present invention relates to a device for preventing loss of and / or retrieving (1) at least one object (100) in water. The device includes a box body (2) defining an internal volume and comprising a first and second portions (3, 4) and configured to operate between a closing configuration in which the first and second portions (3, 4) define the internal volume and an opening configuration in which the first and second portions (3, 4) are spaced apart. The device also comprises: − a constraining element (8) capable of constraining an object to be recovered, − at least one flotation organ (9) configured to operate in at least: • a rest configuration, in which it is housed in the housing, and • an operational configuration, in which it is deployed and is configured to float in the water so as to act as a reference for the recovery of the object, the flotation organ (9) being configured to determine the transition of the box body from the closing configuration to the open configuration, − a trigger element (10) housed within the box body, associated with the flotation organ and configured to trigger, preferably after contact with water, the transition of the flotation organ from the rest configuration to the operational configuration, − a retrieval element (6) configured to operate in at least: • a rest configuration in which it presents a gathered condition • an operational configuration in which it presents a relaxed condition. The retrieval element is connected to both the first portion (3) and the second portion (4) of the box body (2) so as to allow recovery of both.

The present invention relates to the field of submarine positioning in naval warfare, and in particular to a concealed multi-point linkage underwater positioning method for naval warfare. The method comprises the following steps: S1. extensively deploying Argo buoys in a designated sea area, and placing a geographic information exchange carrier among the widely deployed Argo buoys; S2. when a submarine is not passing through the sea area, the Argo buoy of the geographic information exchange carrier blends in with other Argo buoys to obtain the precise location of the geographic information exchange carrier; S3. when a submarine reaches the sea area, the Argo buoy of the geographic information exchange carrier sinks, and transmits the geographic location information it carries to the submarine via a communication port, allowing the submarine to obtain precise location information; S4. when the submarine leaves the sea area, the Argo buoy of the geographic information exchange carrier resurfaces and continues to obtain the precise location of the geographic information exchange carrier. This method enables the submarine to accurately obtain its location information without exposing its location, thereby ensuring the submarine's concealment requirements.

A system is for monitoring subsea parameters and is deployable in a water column. The system has: a tether to be moored to a seabed; a variable buoyancy member; one or more sensor units for sensing one or more subsea parameters; and a control unit. The control unit has a communication member for receiving data from the sensor unit(s) and for transmitting the data wirelessly to a remote recipient. The variable buoyancy member is adapted to move the communication member between a submerged position and a surface position for the wireless transmittal of data. The control unit is adapted to control the buoyancy of the variable buoyancy member. A non-variable buoyancy member is connected at an upper portion of the tether. The submerged position of the communication member is below the position of the non-variable buoyancy member. A method is for monitoring subsea parameters.

An adjustable tethering system is disclosed that includes a primary line, a secondary line, and a bail release feature. The secondary line is wound about the primary line to form a frictional locking arrangement that resists translation of the secondary line along the primary line when tension is applied. The bail release feature is operable to be manipulated by a user to reduce the constriction of the windings about the primary line, thereby enabling controlled transition of the system from a secured state to a state in which the secondary line can translate along the primary line.

Multiple systems and methods for providing supervised control of subsea vehicles for offshore asset management as well as supplemental autonomous control behaviors are described herein. These systems and methods provide offshore support and alternative supervised control of one or more vehicle generally irrespective of where the vehicle resides in an oil and gas offshore field.