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Patent Searching and Data


Matches 501 - 550 out of 1,065

Document Document Title
JPH02144286A
PURPOSE: To facilitate replacement of a propeller boss by providing a means engaging a pitch changing means with a differential gear mechanism, means connecting the propeller boss to the differential gear mechanism and a means mounting a...  
JPH02144290A
PURPOSE: To attain the smallness in size by generating a pressure of oil by a propeller shaft power transmitting means and linearly moving by this pressure of oil a linear motion means fitted to a propeller shaft further converting the l...  
JPH02144291A
PURPOSE: To form a device in small size by providing in the same rod a power transmitting clutch means and a cam actuating a selecting means of pitch change driving hydraulic power source, in case of the captioned propeller pitch variabl...  
JPH02144287A
PURPOSE: To enable limitation to be attained of torque transmitted between a propeller shaft and a propeller by providing a torque limiting means between the propeller shaft and a propeller boss, in case of the captioned device of variab...  
JPH02120200A
PURPOSE: To relieve a boss of external adjustment force by forming an adjustment ring having an adjustment rod for propeller blades in a ring cylinder and axially arranging it in a cylinder chamber of the boss so that it can be acted upo...  
JPH0218278B2
PURPOSE:To prevent the absorption of external fluid by the action of pumping even when propeller blade is vibrated by a method in which a buffer chamber is provided between two oil-seals for a sliding portion between the propeller blade ...  
JPH0256799U  
JPH0215035Y2  
JPH0251194U  
JPH0214238B2  
JPH029998B2  
JPH026673B2  
JPH023997Y2  
JPH022756B2  
JPH026292A
PURPOSE: To realize a change in propeller pitch with less energy by providing a new holding part for a propeller blade in a hub so that the propeller blade can be fine adjusted. CONSTITUTION: A holdable and adjustable blade 4 is inserted...  
JPH01314694A
PURPOSE:To perform turning motion of a vessel safely by operating a command angle, propeller blade angles for commanding right/left sides and a bow thruster blade angle based on input data concerning to the orientation signal, position a...  
JPH0159156B2  
JPH0159157B2  
JPH0140797Y2  
JPH0156033B2  
JPH0126559Y2  
JPH0134836B2  
JPH0181200U  
JPS6463493A
PURPOSE: To easily change a pitch of a propeller by assembling an adjusting device for a changeable pitch propeller in a propeller hub, and operating the adjusting member by a hand-operated handle. CONSTITUTION: On the downstream side 10...  
JPS6410641B2
1. A apparatus for adjusting the rotating blades of axial fluid flow machines by means of a servo cylinder and piston unit (22, 3) which is situated coaxially with respect to the axis of rotation in the machine shaft (27), and with a con...  
JPS6432996A
PURPOSE: To reduce the noise and the maintenance cost, in a transmission mechanism of propeller pitch control information, by providing between a stationary plate and a rotating plate a communication link in which a capacitor on one side...  
JPS63315396A
PURPOSE:To make it possible to temporarily self-propel a ship even though inner and outer shafts are seized, by using a variable propeller as a rear propeller. CONSTITUTION:During normal sailing, high pressure oil 10 is fed into a pressu...  
JPS63199899U  
JPS63188295U  
JPS6358759B2  
JPS63154396U  
JPS63240492A  
JPS63212200A  
JPS6332560Y2  
JPS6337760B2  
JPS6337000B2  
JPS6327038Y2  
JPS63166692A
PURPOSE:To aim at miniaturization in a pitch angle altering mechanism, by making a pitch angle of a propeller blade so as to be alterable by transmitting rotation of a motor to a turning shaft via a planetary gear mechanism. CONSTITUTION...  
JPS63159195A
PURPOSE:To intend to reduce starting torque of a propeller by attaching a spring, which generates angular moment balancing angular moment due to hydrauric force of the propeller, to a hydraulic servo device for operating the variable pit...  
JPS6323279Y2  
JPS6323280Y2  
JPS63145194A
PURPOSE:To make it possible to navigate a ship with a lower noise, by calculating and indicating the propeller rotating speed and the angle of a propeller wing, with which the sound pressure level of underwater noise is lowered to the mi...  
JPS6322160Y2  
JPS6322159Y2  
JPS63130495A
PURPOSE:To absorb a rotary flow component in the back flow of a propeller and improve propulsion efficiency by providing a propeller pitch controller which can control a pitch varying mechanism by means of a signal from the detector of a...  
JPS6381798U  
JPS6374397U  
JPS6372199U  
JPS63101191A  
JPS6353197A
PURPOSE:To greatly reduce a frictional portion, extend a life and eliminate a defect in strength, by longitudinally movably providing a swash plate with the same axis as of a propeller rotating shaft. CONSTITUTION:A swash plate 8 is supp...  

Matches 501 - 550 out of 1,065