18results about "Tether" patented technology

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.

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.

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.

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.

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.

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.

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.

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.

The invention discloses an anchor moving control method, electronic equipment and a readable storage medium, which are applied to the field of hydraulic engineering, and the method comprises the following steps: generating an anchor moving operation instruction, and determining a first cable laying speed of an anchor dropping rod winch according to a real-time transverse moving linear speed and a splitting width of a dredger, according to the real-time transverse movement linear speed and the strip width, the first collecting speed of an anchor winch is determined, an anchor rod winch is controlled to pay off cables according to the first cable pay-off speed, and the anchor winch is controlled to collect cables according to the first collecting speed; according to the anchor moving operation instruction, it is determined that cable releasing of an anchor rod winch is completed and cable collecting of an anchor weighing winch is completed, a reamer is controlled to descend to the first depth, a second cable collecting speed is determined according to cable tension of the anchor weighing winch, and the anchor weighing winch is controlled to collect cables according to the second cable collecting speed; and the anchor rod dropping winch and the anchor weighing winch are controlled to pay off cables respectively, the transverse moving anchor is made to enter the mud, the reamer is controlled to ascend to the second depth, the anchor rod dropping winch is controlled to retract, and anchor moving operation is completed. The method can automatically control the winches to complete the process in the anchor moving operation.