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Patent Searching and Data


Matches 101 - 150 out of 211

Document Document Title
JPH0315622Y2  
JPH0339514A
PURPOSE: To make easy installation of a lift device practicable by installing a downstream-side lock to the side of the lower part of a lift tower adjacent to a low water area and an upstream-side lock to the side of the upper part of th...  
JPH02144028U  
JPH01156228U  
JPH01156227U  
JPH01105642U  
JPH01137010A
PURPOSE: To lift up a boat easily, safely, and horizontally by using a boat lifter consisting of H-shaped (planar view) beams rotatably supported and hanging tools rotatably hung down from both sides of the beam. CONSTITUTION: A boat lif...  
JPH0169832U  
JPH0161228U  
JPH0197714A
PURPOSE: To simplify operations by a method in which a netting material with weights is used as a gate, and the gate is opened by rolling downwards a support cable to support the netting material. CONSTITUTION: A gate to be provided to a...  
JPS6471913A
PURPOSE: To permit the level of water to be adjusted in a short time by a method in which a bag to be expanded or contracted by supply or discharge or air is provided on the river bed of a lock chamber, and when a ship is closed in the l...  
JPS63170396U  
JPS6340515Y2  
JPS63130536U  
JPS63110104U  
JPS63156109A
PURPOSE: To need no regulation of the weight of floating bodies and simplify composition and enable a vessel to be vertically moved in a stable state, by setting struts fitted firmly and erected on the floating bodies, to be bearing memb...  
JPS6313120Y2  
JPS6313119Y2  
JPS6335603U  
JPS62138736U  
JPS6299629U  
JPS61152659U  
JPS6128554B2  
JPS60190812U  
JPS6038735Y2  
JPS60136295U  
JPS6016532B2  
JPS6011949Y2  
JPS6011950Y2  
JPS6011951Y2  
JPS6011952Y2  
JPS6056697A
PURPOSE: To make a marine floating body unloadable in an easy manner, by installing a propeller device and a suction device capable of being attracted to the floating body, in a bogie truck for unloading. CONSTITUTION: A propeller device...  
JPS6056696A
PURPOSE: To make a marine floating body unloadable in an easy manner, by attaching a propeller device in the underwater to a bogie truck being free of sinking or floating and having a suction device capable of being attracted to a bottom...  
JPS6046498U  
JPS6046499U  
JPS606120Y2  
JPS6012392A
PURPOSE: To eliminate any necessity for water-tightness and air-tightness further enable sinking and floating operation to be perfectly controlled in a short time, by liftably arranging only a ship body supporting bed for a buoyant unit....  
JPS602262Y2  
JPS59192934U  
JPS5994995U  
JPS5986483U  
JPS5938409A
PURPOSE: To easily assemble a floor slab, weir pillars, connecting beams, and weir walls, each being made of precast concrete, on site. CONSTITUTION: A sluice consists of a floor slab 1, paired weir pillars 2, connecting beams 3, and ret...  
JPS595479B2  
JPS58129928U  
JPS5836632Y2  
JPS58105894A
PURPOSE: To miniaturize in size a float crane and contrive to save cost, by a method wherein a constructed ship is launched by suspending it by both a float crane and a dock-side crane. CONSTITUTION: At a position proximate to a gate doo...  
JPS5819113Y2  
JPS5812900Y2  
JPS57178830U  
JPS57119818U  

Matches 101 - 150 out of 211