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Marine propulsion December patent applications/inventions, industry category 12/11

20110318977 - Marine vessel propulsion apparatus: A marine vessel propulsion apparatus includes an engine, a rotation speed detecting device, a forward-reverse switching mechanism, a shift position detecting device, a liquid supplying device, a flow passage, a physical quantity detecting device, and a controller. The flow passage is arranged such that a liquid is supplied from the... Agent: Yamaha Hatsudoki Kabushiki Kaisha

20110318978 - Modular gondola drive for a floating device: A gondola drive for a floating device has an underwater housing circulated around by water. The gondola drive contains a drive module which has a drive module housing and a shaft disposed therein, a transmission module with a transmission module housing and a transmission disposed therein and a propeller. The... Agent: Siemens Aktiengesellschaft

20110306254 - Water jacketed marine exhaust components having multiple stream spray ring configurations: A water jacketed exhaust component includes an exhaust pipe having a radially inwardly tapered tail end, a water jacket disposed in surrounding relation with the exhaust pipe, and a generally V-shaped spray ring. The spray ring includes a first and second set of apertures that create diverging streams of cooling... Agent:

20110294372 - Outboard motor: An outboard motor in which exhaust of an engine is emitted into water via an exhaust passage. The outboard motor comprises a throttle valve connected to an air intake port of the engine via an air intake manifold, a control motor for driving the throttle valve to open and close,... Agent: Honda Motor Co., Ltd.

20110294370 - Outboard motor control apparatus: In an apparatus for controlling operation of an outboard motor having an internal combustion engine, transmission and trim angle regulation mechanism, it is configured to change a gear position to the first speed when the gear position is in the second speed and a throttle opening change amount is at... Agent: Honda Motor Co., Ltd.

20110294371 - Outboard motor control apparatus: In an apparatus for controlling operation of an outboard motor having an internal combustion engine to power a propeller, and a transmission selectively changeable in gear position to establish speeds including at least a first speed and a second speed and transmitting power of the engine to the propeller with... Agent: Honda Motor Co., Ltd.

20110294373 - Outboard motor control apparatus: In an apparatus for controlling operation of an outboard motor having an internal combustion engine and a transmission selectively changeable in gear position to establish speeds including a first speed and a second speed and transmitting power of the engine to the propeller with a gear ratio determined by established... Agent: Honda Motor Co., Ltd.

20110294374 - Outboard motor control apparatus: In an apparatus for controlling operation of an outboard motor having an internal combustion engine and transmission, it is configured to control operation of the transmission to change the gear position to the first or second speed in response to a speed change command outputted upon an operator's manipulation, determine... Agent: Honda Motor Co., Ltd.

20110294375 - Outboard motor control apparatus: In an apparatus for controlling operation of an outboard motor having an internal combustion engine and transmission, it is configured to determine whether acceleration is instructed to the engine by an operator when the gear position is the second speed, detect a slip ratio of a propeller based on theoretical... Agent: Honda Motor Co., Ltd.

20110294377 - Control device and boat drive comprising a control device: A control device, in particular for a boat drive, which comprises a control drive, a reduction gear system (8, 11, 15/17) and a control element (2) that can be pivoted through a steering angle. The reduction gear system comprises a multi-stage toothed gear transmission (8, 11, 15/17) with a toothed... Agent: Zf Friedrichshafen Ag

20110294376 - Outboard motor control apparatus: In an apparatus for controlling operation of an outboard motor having an internal combustion engine, a transmission and a low-speed cruise controller controlling a rotational speed of the propeller to make the boat cruise at low speed, the low-speed cruise controller outputs an increase/decrease command of the propeller rotational speed... Agent: Honda Motor Co., Ltd.

20110294379 - Outboard engine: An outboard engine is disclosed that includes an idling chamber that communicates with a guiding outlet of a first exhaust path and that is open to the atmosphere. The idling chamber includes a cooling water communicating path that communicates with a cooling water supplying path, and a pressure adjusting valve... Agent: Honda Motor Co., Ltd.

20110294378 - Drive arrangement for an inboard-outboard drive engine of a watercraft: A drive arrangement for an inboard-outboard drive engine of a watercraft, comprising a drive unit (2) with an upper part (3) arranged in a hull (1) of the watercraft and a lower part (4) which projects through a sealed opening in the hull (1) into the surrounding water such that... Agent: Zf Friedrichshafen Ag