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JPS5864598U |
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JPS5820477Y2 |
The mast of a sailboat is provided with a base casting rigidly secured to the bottom of the mast. A hinge member in the form of a socket is pivotally mounted to the rear of the mast base casting. The socket is adapted to fit over a round...
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JPS5843597U |
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JPS5841593A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS5841579A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS5810274B2 |
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JPS5830892A |
PURPOSE: To make the mast height adjustable and to ease hoisting or lowering a sail by constituting a mast by joining mast-subasemblies one by one from the bottom upward. CONSTITUTION: A plural number of mast-subassemblies 10a, 10b... 10...
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JPS589835Y2 |
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JPS589836Y2 |
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JPS5826698A |
PURPOSE: To facilitate the folding and spreading of a sail, by mounting a support arm rotatably on the top of a mast and mounting a winding shaft on the bottom of the mast and by moving the support arm downwards and using the winding sha...
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JPS584796Y2 |
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JPS582713Y2 |
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JPS582191U |
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JPS57201794A |
PURPOSE: To enable a sailing ship to be safely passed even below a bridge with a mast being simply lowered, by providing a sail set cradle movably in the longitudinal driection of the hull of the ship and mounting the mast to the sail se...
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JPS57198187A |
PURPOSE: To damp vibrations of the rader mast etc. of a ship in resonance with its main machine by dividing the space in the pillar structure for rader mast etc. into several compartments and by filling them selectively with fluid substa...
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JPS57188595U |
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JPS57194178A |
PURPOSE: To prevent the resonance with the vibromotive force of a main engine by supporting heavy cargo such as radar materials on a cap piece section of a radar mast etc. through ball bearings and increasing the natural frequency of the...
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JPS5753755Y2 |
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JPS57182591U |
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JPS57181693U |
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JPS57170396U |
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JPS57169365U |
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JPS57169366U |
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JPS57168496U |
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JPS5746719Y2 |
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JPS57155194A |
PURPOSE: To prevent the boat from excessively listing during strong wind as well as to ease disassembly and assembly of the sail boat in such a way that rear list only is prevented by a jib sail. CONSTITUTION: Though a mast 3 is held at ...
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JPS57155192A |
PURPOSE: To make the accommodation subdivision structure compact, bring down the center of gravity of the hull and sharply decrease vibration at the accommodation subdivision in such a way that a steering room is installed underneath the...
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JPS57150100U |
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JPS57147191U |
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JPS57142579U |
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JPS57142578U |
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JPS57144190A |
PURPOSE: To obtain a lightweight apparatus make use of wind force by arranging the apparatus in a space provided by a tower type steering house on the basis of the reduction of a living quarter as making use of a bridge support structure...
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JPS57134381A |
PURPOSE: To facilitate fitting of a deckhouse and prevent vibrations from being transferred to the deckhouse by forming a hole for fitting the deckhouse on an upper deck, inserting the upper deckhouse produced separately from a hull into...
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JPS57130884A |
PURPOSE: To achieve the required bending rigidity and the mechanical strength, by forming the groove longitudinally of a pipe along the inner wall of the pipe tapered in the direction of the mast top. CONSTITUTION: A plurality of grooves...
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JPS57130883A |
PURPOSE: To reduce the hull resistance due to the wind pressure normally while to achieve the sufficient view for monitoring at the entering and departure from the port, by providing wings expandable to the side from a fixed wings at the...
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JPS57128179A |
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JPS57128180A |
The sailboard mast is attached and held by a spring-loaded catch. The foot of the mast (26) has a forked extension with a tongue (10), fitted between the fork prongs, which pivots on a pin near the prong tips. A spring (15) immediately b...
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JPS57117294U |
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JPS57112888A |
Articulation for a mast heel on a sail board in which a double ball-and-socket joint is arranged between a pin attachable to the sail board and a connection piece which can be connected to the bottom end of the mast, and a stop is formed...
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JPS5732079Y2 |
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JPS57110578A |
The navigation bridge of a cargo ship is movable fore and aft and is at a height above the weather deck which does not impede the transport and cargo handling operations of the ship. When the ship is underway the bridge is placed at an o...
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JPS57108497U |
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JPS57107985A |
PURPOSE: To prevent living quarters from pollution by smoke in such a way that a rectifying plate is installed to extend in the transverse direction at a proper interval along the upper end in the front of the construction on the hull, a...
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JPS57107986A |
PURPOSE: To ease erection of the mast and prevent it from being swept away on the stream in such a way that in a sailing gear which is integrated by the board and the sail, connection of the board and a sail mast is done through a spheri...
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JPS5728716Y2 |
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JPS57101697U |
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JPS5727679Y2 |
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JPS5791698U |
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JPS5788696U |
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JPS5784287A |
PURPOSE: To prevent a car ferry or the like from racking deformation in such a way that connecting rods are provided in the diagonal direction between upper and lower decks, and these connecting rods are serially to one another so that t...
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