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Patent No. 5265827

Paddle Wheel Plane

An aircraft having vertical takeoff and landing capability provided with at least first and second laterally extending paddle wheels rotatable on a central axis perpendicular to the longitudinal axis of the aircraft fuselage and between its nose and tail.

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Assignee: YAMAHA HATSUDOKI KABUSHIKI KAISHA


Location: Shizuoka-ken, JP
No. of patents: 141

1        
NumberTitleIssue Date
8167106Clutch drive apparatus and vehicle equipped with the same
A clutch drive apparatus includes a clutch actuator and a drive force transmission mechanism that transmits the drive force of the clutch actuator to the clutch. The drive force transmission mechanism includes a case body and a case cover that is closed on the case ...
05/01/2012
8141691Mechanism for adjustment of vehicle operating lever
An operating lever, for example for use in a vehicle, is provided. The operating lever may comprise a lever holder, and an operating component pivotably coupled to the lever holder. Manipulation of the operating component may regulate or control a “pulling marginâ...
03/27/2012
8136628Exhaust system for motorcycle
An exhaust system for a motorcycle is configured to enhance output while maintaining a necessary noise level. The exhaust system includes an exhaust pipe connected to an engine, and a silencer connected to the exhaust pipe. The silencer includes a hermetically seale...
03/20/2012
8127906Clutch drive device and vehicle equipped with the same
A clutch drive device includes an actuator for generating a drive force for driving a clutch, a first solid of revolution, a mechanism for transmitting the drive force of the actuator to the clutch, and an assist spring unit having one end pivotally supported and an...
03/06/2012
8113329Friction clutch and vehicle equipped with the same
A friction clutch includes a clutch housing having a friction plate, a clutch boss having a clutch plate, a pressure plate, a sub clutch, and a power-assist mechanism. An elastic member urges the pressure plate in a predetermined direction to press the friction plat...
02/14/2012
8090510Device and method for controlling transmission mechanism, and method for controlling motor vehicle
In a motor vehicle having a clutch and a transmission, an additional shift command is accepted during an already ongoing shift operation, thereby providing control that makes possible a responsive shift operation. When a shift command is issued during an ongoing shi...
01/03/2012
8087505Power unit for vehicle and vehicle equipped with the same
A compact power unit for a vehicle having a clutch actuator is provided. The power unit includes a clutch actuator and a drive force transmission mechanism for transmitting the drive force of the clutch actuator to the clutch. The clutch actuator and the drive force...
01/03/2012
8087504Friction clutch and vehicle equipped with the same
A friction clutch includes clutch housing having a friction plate, a clutch boss having a clutch plate, a pressure plate, a sub clutch, and a power-assist mechanism. The power-assist mechanism receives torque from the pressure plate when the clutch is disengaged and...
01/03/2012
8055434Fuel injection control system and vehicle comprising the same
A fuel injection control system for a motorcycle includes an ECU (Engine Control Unit) which calculates the amount of fuel to be injected by an injector based on data detected by various sensors. The fuel injection control system also includes a generator which supp...
11/08/2011
8037985Motorcycle including centrifugal clutch
A centrifugal clutch for an engine includes a pressure plate that presses a friction plate into a clutch plate is provided. The clutch may include a plurality of roller weights that move on respective cam surfaces in a radially outward direction relative to the pres...
10/18/2011
7997382Exhaust device for straddle-type vehicle and straddle-type vehicle
An exhaust device for a straddle type vehicle allowing a compact design while still satisfying the sound deadening characteristic requirements is provided. The exhaust device for a straddle type vehicle comprising: an exhaust pipe that is connected to an engine; a s...
08/16/2011
7966120Engine control system and vehicle including the same
A control system for an engine includes a regulator with an output waveform which includes a plurality of waves, each wave having a peak portion, a first portion located on a front side of the peak portion, and a second portion located on the other side of the peak ...
06/21/2011
7963381Multi-plate centrifugal clutch and vehicle equipped with the same
A centrifugal clutch for a vehicle includes a clutch housing having friction plates, a clutch boss having clutch plates, a pressure plate, and roller weights that press the pressure plate in a direction such that the friction plates and the clutch plates are brought...
06/21/2011
7942433Bracket for fixing a fork of a vehicle
A vehicle has a vehicle body including a head pipe, a lower side bracket disposed below the head pipe for supporting the head pipe upward in a substantial center of the bracket in the vehicle width direction, and a pair of legs of a front fork fixed in vicinities of...
05/17/2011
7913587Internal combustion engine and vehicle having the internal combustion engine
An engine (internal combustion engine), in accordance with an embodiment, includes: a crankcase; a crankshaft accommodated in the crankcase; a first crank gear and a second crank gear disposed inside the crankcase to rotate about the crankshaft; a balancer gear mesh...
03/29/2011
7882917Motorcycle
A motorcycle is provided with a vehicle body, front and rear wheels, an engine and a power transmission mechanism for connecting the engine to the rear wheel. A centrifugal clutch and a transmission having a plurality of gears are arranged in the power transmission ...
02/08/2011
7845449Handlebar lock for a vehicle
A motorcycle includes a head pipe, a handlebar pipe that is rotatable relative to the head pipe, a main frame extending rearward from the head pipe, and a handlebar lock located on a topside of the main frame to prevent the handlebar pipe from rotating relative to t...
12/07/2010
7861815Motorcycle
A motorcycle is provided in which the size of the body frame is restricted from increasing in a vehicle-width direction while enhancing the frame rigidity. The body frame includes a head pipe and left and right front frame sections which extending from the head pipe...
01/04/2011
7857341Motorcycle
To prevent damage, for example, to a rear side cover that covers a seat rail from outward in a vehicle width direction, a motorcycle is disclosed having a glove bar fixed to seat rails and configured to be grasped by a fellow passenger seated on a seat. The glove ba...
12/28/2010
7853398Fuel pressure control apparatus for an internal combustion engine
The engine ECU executes a program including the step of setting an upper limit guard value of a fuel pressure by executing low fuel pressure control in the case where a low fuel pressure control execution condition is satisfied with fulfillment of conditions that ex...
12/14/2010
7823560Straddle-type vehicle
A straddle-type vehicle includes an engine, an air intake pipe, a throttle valve being controlled in accordance with an operation amount of an accelerator grip, an engine rotating speed detector or a vehicle speed detector, and an electronic control unit (ECU). The ...
11/02/2010
7740095Vehicle including frame, swing arm and side-supported damper
A motorcycle includes rear side frame portions disposed rearward of an engine and swing arms that swing relative to the rear side frame portions 11A. An oil damper provides damping force to the swing arm and extends in a vertical direction. The rear side fram...
06/22/2010
7736271Clutch controller, method for controlling clutch, and straddle-type vehicle
A clutch controller that transmits appropriate torque during engaging operation of a clutch and prevents excessive increase or decrease in engine speed. The clutch controller performs request follow-up control under which a clutch actuator is actuated based on a dif...
06/15/2010
7735463Engine air intake arrangement for a vehicle
A vehicle having moving funnels separated from stationary funnels that suppresses any decrease in intake efficiency. The moving funnels are arranged on an intake side of the stationary funnels to lead air to an engine. A funnel holding section holds the moving funne...
06/15/2010
7686123Straddle-type vehicle with belt type continuously variable transmission having resin-block-type belt
A noise suppressor for a straddle-type vehicle provided with a belt type continuously variable transmission having a resin-block-type belt. A portion of an air passage for guiding air to a belt chamber is formed in a closed casing. The closed casing includes a dish-...
03/30/2010
7686116Vehicle
A vehicle including a radiator with improved cooling efficiency is disclosed. The vehicle, such as a motorcycle, comprises an engine 10, a radiator 13b (13c) for cooling of the engine 10, and a baffle device 14 (15...
03/30/2010
7681682Straddle-type vehicle
A straddle-type vehicle that has a fuel pump mounted on the bottom of a fuel tank disposed above an engine provides simplified maintenance and cleaning of the upper portion of the engine and its peripheral parts. A fuel tank support section that connects a fuel tank...
03/23/2010
7677357Muffler and vehicle equipped with muffler
A muffler that inhibits reduction in engine performance and reduces exhaust noise volume includes a conduit that passes through an expansion chamber. A partition wall is provided at a central section of the conduit. An upstream section upstream from the partition wa...
03/16/2010
7671503Rotating electric machine and electrically driven vehicle
A rotating electric machine whose output characteristics can be easily and freely adjusted and varied even in operation. The rotating electric machine is received in a housing of an electrically driven two-wheeled vehicle. A rotating shaft is connected to a rotor so...
03/02/2010
7665567Shift actuator, vehicle, and method of integrating vehicle
A shift actuator comprises a drive shaft and a housing that rotatably supports the drive shaft. A shift position detecting apparatus detects a rotational position of the drive shaft. The drive shaft is connected to a shift mechanism by an operating lever and a shift...
02/23/2010
7658253Straddle-type vehicle
A straddle-type vehicle with improved meter viewability and easier handle assembly. A handle cover covers a handle, and a meter unit is attached to the handle cover. The meter unit includes a side surface that extends upward from an upper surface of the handle cover...
02/09/2010
7651112Motorcycle with grab bar attached to body frame below seat
A motorcycle having a grab bar with sufficient attachment strength and rigidity, minimum wall thickness and size and no deterioration in external appearance. The grab bar has a grab section to be grabbed by a rider and attachment sections to be attached to left and ...
01/26/2010
7650959Frame arrangement for off-road vehicle
An off-road vehicle includes a frame and four wheels that support the frame. An engine powers the wheels. The engine is mounted on the frame. The frame includes multiple frame members that surround the engine. One of the frame members disposed behind the engine is d...
01/26/2010
7647143Speed control device for water jet propulsion boat
A watercraft can have a controller that can change a speed mode between a speed set mode and a regular mode in response to an operation of an auto cruise switch. The controller can return the speed mode to a regular mode under various conditions. For example, but wi...
01/12/2010
7642686Rotary electric machine and electric wheelchair mounted with rotary electric machine
A rotary electric machine includes a stator including a plurality of teeth, a coil wound around each tooth, and a stator yoke core that connects the respective teeth, the teeth and the stator yoke core integrally fixed by a molding resin. The rotary electric machine...
01/05/2010
7641016Straddle-type vehicle
A straddle-type vehicle that can be accelerated rapidly by a simple operation irrespective of a selected drive mode includes a control unit that executes first control of switching between a plurality of drive modes A and B, and in each of at least two of the drive ...
01/05/2010
7640921Fuel supply apparatus and vehicle provided with the same
An injector bracket 10 is provided inside an air cleaner 5. The injector bracket 10 comprises a rectifying wall 10a bulging into a main chamber 5b, and a stream-line guide wall 10b in opposition to an ai...
01/05/2010
7637828Belt-type continuously variable transmission and straddle-type vehicle including the same
A belt-type continuously variable transmission that is easily manufactured includes a belt wound around a primary sheave and a secondary sheave. The primary sheave includes a fixed sheave member, a movable sheave member, a cam plate, and a roller weight. The movable...
12/29/2009
7637349Exhaust system of motorcycle and motorcycle including exhaust system
An exhaust system for a motorcycle provides enhanced steering stability and improved function for purifying exhaust gas. Front exhaust pipes connected with front cylinders of a V-type engine are joined to a front part of an exhaust chamber. Rear exhaust pipes connec...
12/29/2009
7637342Straddle type vehicle
A straddle-type vehicle with a radiator having heightened support stiffness. An engine bracket extends vertically and has an upper portion mounted to a front end of a body frame and a lower portion suspending a front wall of an engine. The radiator includes an upper...
12/29/2009
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