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95 results about "Gunwale" patented technology

The gunwale (/ˈɡʌnəl/) is the top edge of the hull of a ship or boat. Originally the structure was the "gun wale" on a sailing warship, a horizontal reinforcing band added at and above the level of a gun deck to offset the stresses created by firing artillery.

In-dock super-large ship floating secondary positioning process

The invention relates to an in-dock super-large ship floating secondary positioning process, which comprises the following steps of: ensuring that a ship meets an requirement on integrity before water enters a dock; making a ballasting and pier adding scheme and a dock pier fixing scheme before water enters the dry dock; arranging folding piers at right positions at the bottoms of ballast tanks of the whole ship and a half ship according to a requirement of a folding pier arrangement diagram; before water in the dock is drained, making preparation; marking water gauges on the front, tail, and left and right gunwales of the half ship respectively by using a paint, and using the water gauges as basis for observing longitudinal and transverse inclination of a ship body; observing and measuring in the process of introducing water into the dock; when the water begins entering the dock, gradually loosening a cable manually, and measuring and secondarily positioning the half ship; checking and arranging the dock piers; and washing the bottom of the dock and cleaning a cargo room. In the process, when the whole ship is launched, the half ship immediately moves to the position of the whole ship to be continuously hoisted and folded, the folding period of a ship under construction in the dock is shortened, and precious resources of gantry cranes are utilized to the greatest extent.
Owner:江苏新世纪造船有限公司

Boat dock bumper & dockline storage system

InactiveUS20050066869A1Easy and Simple and outstretched storageAvoid damageWaterborne vesselsWatercraftGunwale
A bumper and mooring line receptacle apparatus for a dock facility includes an elongated bumper and mooring line receptacle for one or each mooring line, wherein each bumper and mooring line receptacle is connected with the dock facility; and further includes an abutment member connected with each mooring line at a distal end thereof. The bumper and mooring line receptacle has an interior hollow defined by a sidewall, having a slot therein along its entire length. The sidewall opposite the sot is attached to the sidewall of a selected dock facility via threaded fasteners or suitable. One bumper and mooring line receptacle can be located at the port bow, another at the starboard bow, another at the port stern and another at the starboard stern. Preferably, each of the sets of port and starboard bumper and mooring line receptacles end near each other at a generally amidship location on the gunwale where the skipper and crew/passengers enter and leave the watercraft. The mooring line is composed of conventional material used for nautical moorage, and has an abutment member at its distal end. The slot has a width either smaller than the cross-section of the mooring line such that the mooring line is forced through the slot into the interior hollow of the bumper and mooring line receptacle or is larger than the cross-section of the mooring line such that the mooring fine easily passes through the slot. Thereupon, the mooring line rests storingly in the interior hollow for storing the mooring line when not in use.
Owner:ALAN BRAD

Vegetable planting boat

The invention discloses a vegetable planting boat.The vegetable planting boat comprises a boat body, a partition plate arranged in the boat body, protection walls arranged on the partition plate, a water falling pipe, a root partition layer, a spray irrigation pipe, rainwater holes, an electrical appliance control system, solar cell panels and air cylinders, wherein the solar cell panels are arranged on two side gunwales of the boat body, and the air cylinders are arranged on the two side gunwales of the boat body.The vegetable planting boat is characterized in that a water storage and drainage layer, a filter layer and a planting layer are sequentially arranged on the part, within the protection walls, of the root partition layer, an inverted-V shaped glass sunlight room is arranged on the upper portions of the protection walls, a water storage bin is arranged between the boat body and the partition plate, a water pump is arranged in the water storage bin, a water outlet pipe of the water pump is connected with the spray irrigation pipe through the partition plate, the rainwater holes are formed in the parts, outside the protection walls, of the partition plate, the solar cell panels are arranged on the two side gunwales of the boat body, and each driving air cylinder is hinged to the boat body and the corresponding solar cell panel.The vegetable planting boat is anchored to a sea island or hung on a large ship, vegetables are planted on the vegetable planting boat to ensure vegetable supply to the military and civilians, cost is low, and quality is good.
Owner:SHAOXING UNIVERSITY

Wharf ship boarding ladder capable of being adjusted all-directionally and automatically

The invention discloses a wharf ship boarding ladder capable of being adjusted all-directionally and automatically. The wharf ship boarding ladder includes a landing platform, a ship boarding inclinedladder and a ship boarding platform. The top of the landing platform is provided with a landing supporting platform. Two straight lines on both sides of the landing supporting platform are provided with rolling wheel bearing guiding rails. The rolling wheel bearing guiding rails are internally provided with moving platforms. The two sides of each moving platform are provided with rolling wheel bearings to make the moving platform only be capable of sliding front and back along the rolling wheel bearing guiding rails on the landing supporting platform without being separated from the landing supporting platform. One end of the ship boarding supporting platform is hung out of a gunwale and is connected with the upper portion of a 7-shaped rotation shaft in a hinged mode. The 7-shaped rotation shaft can movably rotate without being separated from the ship boarding supporting platform. The other end of the ship boarding supporting platform is provided with supporting legs and ladder stepson the lower side, and is provided with a ballasting object to press the ship boarding supporting platform and to be used for firming the whole ship boarding platform. The wharf ship boarding laddercan eliminate rocking caused by irregular sway of a ship automatically to make the ship boarding ladder always keep relatively stable; safety of ladder boarding of people is increased; and the servicelife of the ship boarding ladder is prolonged.
Owner:GUANGXIN SHIPBUILDING & HEAVY IND

Submarine cable connection operation device and operation method thereof

The invention discloses a submarine cable connection operation device and an operation method thereof and relates to the technical field of submarine cable maintenance operation. A submarine cable maintenance ship is prone to secondary damage when a submarine cable is pulled into water. The submarine cable connection operation device comprises a cable guiding device fixedly connected with a hull,a connecting room and a cable traction winch. The cable guiding device comprises water outlet guide roller sets, a locking guide roller set, a horizontal guide roller set, a U-shaped guide roller setand a guide rail, wherein the protruding outboard portions of the water outlet guide roller sets are arc-shaped in the transverse direction and the vertical direction; the two water outlet guide roller sets are installed on the same side of a ship board; the locking guide roller set is provided with a safety locking device for fixing a cable. After cable connection is completed, the U-shaped guideroller set can slide to a gunwale along a guide rail, and the U-shaped guide roller set is hoisted through a hoisting device to enter water so as to downward release the cable. Bending damage occurring when the cable goes into or out of water or is dragged can be prevented, safe and reliable recovery, connection and downward release of the submarine cable can be effectively guaranteed, and secondary damage can be prevented.
Owner:ZHEJIANG ZHOUSHAN QIMING POWER CONSTR CO LTD +2
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