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JPS5780392U |
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JPS5778474A |
A gasket material has a resilient core of glass fiber and a jacket of glass or other suitable fiber over said core. The jacket and core may have therebetween an essentially impermeable sheath of a chemically resistant material. The jacke...
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JPS5717758B2 |
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JPS5757197U |
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JPS5754578U |
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JPS5751593A |
PURPOSE: To perform opening of hatch lid by simple operation to make its panel to swing upward and to be folded fo storage by torcing the horizontal projection set on the rim of panel formed in a divided structure to make pushing up oper...
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JPS5752388U |
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JPS5747286A |
PURPOSE: To adjust the speed of expansion of left and right each hoist cylinder freely by mounting a changeover valve selectively supplying and discharging oil to and from the upper chambers and lower chambers of the cylinders, a changeo...
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JPS5747595U |
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JPS5747495U |
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JPS5744589A |
PURPOSE: To easily and accurately perform clamping of a hatch cover with a small number of parts by forming a clamping bracket fixed to a hatch cover side in such a manner as the bracket is engaged with and maintained by engaging project...
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JPS5744590A |
PURPOSE: To certainly prevent discharge of cold air in a hatch by fitting a specially formed watertight blocking device on the mutually facing surfaces of a pair of adjacent hatch covers among the plural number of hatch cover panels whic...
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JPS579199Y2 |
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JPS5730681A |
PURPOSE: To both easily perform open-close work of a hatch cover and obtain its complete sealing, by providing a sloped part in the moving wheel running part of a hatch cover panel side plate toward a closing position of the cover panel ...
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JPS5722985A |
PURPOSE: To attain a simple back structure of decks, minimize height between decks and enable the hatch to partially open by installing a peripheral frame to the hatch cover to support cover plate. CONSTITUTION: A peripheral frame 3 is i...
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JPS575276Y2 |
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JPS5718587A |
PURPOSE: To obtain a hatch device easy to perform open-close operation and preparable at low cost, by forming a sloped cam surface of prescribed angle to a track in such a manner that a hatch cover, when placed to a hatch closing positio...
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JPS5710992U |
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JPS577781A |
PURPOSE: To maintain the same antideflection effect as prior antideflection material while reducing length of beam material for use by disposing each antideflection material slanted at a predetermined angle to the center line of each sid...
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JPS577782A |
PURPOSE: To simplify the construction of a device and increase its effect of water- tightness, by providing two sheets of neighboring panels, arranging their edge parts at a face-to-face position to each other, mounting a tightening plat...
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JPS574490A |
PURPOSE: To improve workability for mounting a hatch cover, by additionally providing such a process that a doubling plate is closely attached to the bottom end of a hatch cover skirt to perform temporary welding to a sealing bar under t...
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JPS57985A |
PURPOSE: To improve the ridigity of a hatch cover and facilitate the handling thereof in a hatch structure wherein an engine casing is expanded to the rear of a cock pit, by forming hatch coamings on inclined surfaces, and making the upp...
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JPS571794U |
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JPS57489U |
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JPS56171395U |
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JPS56157682A |
A supporting pad for a hatch cover of a ship is provided. The supporting pad comprises a first receptacle firmly connected to the ship. A first slide block is displaceably arranged in the first receptacle. A second receptacle is firmly c...
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JPS56157681A |
PURPOSE: To prevent the stability of a ship from being lowered by the cargo movement resulting from the production of a space in the hold, by providing compartments each having an inclined bottom surface extending to a transversal bulkhe...
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JPS5652151Y2 |
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JPS56501757A |
A side rolling system for the movement of a cover (3), or a section of a cover to/from a position in which the cover or section covers a hatch, such as aboard a vessel from/to a horizontal parking position outside of the hatch coaming. A...
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JPS56157190U |
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JPS56152793U |
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JPS56152794U |
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JPS56152792U |
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JPS56146486A |
PURPOSE: To prevent the floating up of a hatch cover when the hatch is opened and closed, by a method wherein a small panel is located between panels of the hatch cover consisting of a plural number of panels, and the small panel is posi...
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JPS5647034B2 |
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JPS56142181A |
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JPS56141897U |
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JPS5645829Y2 |
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JPS56138791U |
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JPS5644621Y2 |
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JPS56136883U |
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JPS56131485A |
PURPOSE: To prevent a relative slippage between a hatch cover receiving member and the edge of a hatch cover by forming the edge of the hatch cove supported on a hatch-cover receiving member with an arch-shaped retainer bracket fixed fle...
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JPS5642514B2 |
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JPS56116584A |
PURPOSE: To open and close a accordion-type hatch cover, by attaching pulleys to the second and other following members of cover, which adjoin to a housing pedestal and do not include the end member (the first member) and by operating a ...
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JPS5636704Y2 |
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JPS56108992U |
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JPS56107000U |
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JPS5699873A |
PURPOSE: To secure watertightness in the fitting part of an attaching member to a hatch-coaming by a method wherein the attaching member on the boundary between hatches is formed in the shape of a groove, a collar is provided at the end ...
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JPS5632392Y2 |
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JPS5696079U |
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