Honda Motor Co., Ltd.

Honda Giken Kogyo Kabushiki Kaisha

Sanyo Electric Co., Ltd.

Tamura Kaken Co., Ltd.

Canon Kabushiki Kaisha

Ricoh Company, Ltd.

Lotte Co., Ltd.

Hiroshi Yamamoto

Koji Kuriyagawa

Yoshihiro Harada

Akifumi Fujima

Hajime Yoshimura

Makoto Yazaki

Shinichi Ide

Nobuchika Katagiri

Mitsuaki Kubota

Takashi Hashizume

Sadafumi Shidara

Hitoshi Suzuki

Tsuyoshi Yoshigasaki

Kazumi Miyashita

Koji Koishikawa

Motoyoshi Shishido

Makoto Yanagawa

Yuki Hase

Yasushi Itai

Rinzo Tachibana

Tetsuji Ishikawa

Tetsuo Kurokawa

Kohichi Ishida

Akira Kato

Takeshi Okada

Minoru Sakai

Hiroki Tawa

Tatsuya Kuroda

Kazuhiro Ishizaka

Hajime Erikawa

Yuya Kurata

Naoto Fukushima

Kazuyoshi Sato

Takashi Nakashima

Tomohiro Miyauchi

Hiromu Okunishi

Takeshi Inaba

Toru Kimura

Kentaro Furuya

Masahide Shinokawa

Hitoshi Hashimoto

Hiroyoshi Kuroda

Naoki Hiroshima

Yoshiyuki Misumi

Nobutoshi Migishima

Ryo Ogasawara

Kaname Goto

Fumio Higuchi

Takashi Uzawa

Yasuhiko Miyata

Kazuya Maeda

Eiji Ryukawa

Takeshi Ishibashi

Michihiro Yoshida

Hiroyoshi Sato

Yoshiyuki Kato

Takeshi Ohkubo

Hiromichi Nakajima

Shinichi Kuriyama

Ayaka Yamamoto

Shogo Yoneyama

Ichiro Fujimoto

Yo Higuchi

Fumihiro Ozaki

Constant-speed-travel-apparatus controlling prime-mover so that mobile-body mounted with the prime-mover travels at constant-speed, includes: function-operation-member being instructed activation of speed-maintaining-function of the mobile-body in response to operation by operator; first-speed-operation-member being instructed the travel-speed of the mobile-body in accordance with operation-amount by the operator; second-speed-operation-member being instructed change of the travel-speed by predetermined amount in response to operation by the operator in state where activation of the speed-maintaining-function has been instructed through the function-operation-member; and electronic-control-unit controlling output of the prime-mover based on the operation-amount of the first-speed-operation-member and number of times of operation of the second-speed-operation-member so that the mobile-body travels at constant-speed in the state.

Constant-speed travel apparatus

An outboard motor comprises an engine and a cover that covers the periphery of the engine. The cover includes an outer cover that defines an outer appearance and an inner cover that covers the engine inside the outer cover. The outer cover comprises an outer side division structure that can be divided into a plurality of parts, and the inner cover has a structural part providing access to the engine.

Outboard motor

An air intake passage structure includes an outer cover forming an outer wall of an outboard motor, an inner cover disposed inside the outer cover, a first intake port formed in the outer cover, a second intake port formed in the inner cover, an air introduction chamber formed between the outer cover and the inner cover; and an air passage formed inside the outer cover. The air passage includes a first passage part on an upper side of the air introduction chamber, and a second passage part extending downward from the first passage part. The air introduction chamber includes a side portion communicating with the first intake port, and a top portion communicating with the first passage part through an opening formed in the partition wall.

Air intake passage structure

A light source apparatus includes light sources emitting first and second polarized light, an optical element transmitting one of the polarized light and reflecting the other, a polarization rotator generating polarization rotated light from the first polarized light, a wavelength convertor converting the second polarized light into wavelength converted light, and a controller. The optical element generates emitted light by combining the wavelength converted light and polarization rotated light. The controller acquires respective deterioration amounts of the light sources, and controls, based on respective changes in light emission amounts from the light sources acquired from the deterioration amounts, the light emission amount from at least one of the light sources for making different respective change amounts of the light emission amounts from the light sources, or changing a ratio between respective light emission amounts from the light sources.

Light source apparatus and image projection apparatus

An outboard motor is provided with an upper separator disposed on the lower side of an oil case for storing a lubricating oil of an engine, and an extension case which is separably connected on the lower side of the upper separator. The upper separator has a central exhaust passage through which exhaust gas flows, and a cooling water flow part through which cooling water flows on the outside of the central exhaust passage, the central exhaust passage and the cooling water flow part forming an integrated structure. The exhaust gas and the cooling water are caused to mix in the extension case.

An outboard motor is provided with: an engine cover in which a first outside air inlet port, an exhaust port, and second outside air inlet ports are formed; and a lower housing that is disposed below the engine cover. The engine cover is provided with a front guide and a rear guide that guide outside air, introduced respectively from the first outside air inlet port and the second outside air inlet ports into the engine cover, downward in the gravity direction.

A control system for an outboard motor is provided which enables safe navigation over a shoal. A control system for an outboard motor including a propeller includes: a trim angle adjustment motor for changing the attitude of the outboard motor with respect to a watercraft; and a controller configured to selectively implement first control that operates the trim angle adjustment motor and controls the vertical position of the propeller to a first position, and second control that operates the trim angle adjustment motor and controls the vertical position of the propeller to a second position closer to a water surface than the first position. The controller acquires information on the depth of water a predetermined distance ahead in the travel direction of the watercraft, and determines which of the first control and the second control is implemented, on the basis of at least the information on the depth of water.

Control system for outboard motor

A sailing assisting system is provided in which a sailing assist for a vessel which enters a specific water area where sailing of the vessel is limited is realized through a simple configuration and in which a steersman is prevented from having strange feeling. A sailing assisting system includes movable controlling devices (a shift and throttle controller, a steering device, a trim switch), actuators (a rotational shaft drive unit, a shaft drive unit, a switch drive unit) for driving these controlling devices, and a control unit for executing a notification operation and controlling the actuators to limit movable ranges of the controlling devices if a hull is determined to stay within a specific water area where the sailing of the hull is limited based on information on the specific water area and information on the position of the hull.

Sailing assisting system for vessel

An outboard motor includes: an outboard motor body including a propeller driven by an internal combustion engine; a mounting portion configured to mount the outboard motor body to a hull so as to be movable relative to the hull; and an operation mechanism provided between the outboard motor body and the mounting portion and configured to adjust a relative position of the outboard motor body with respect to the hull. The operation mechanism is a link-type operation mechanism including a hydraulic cylinder as an actuator.

There is provided a boat maneuvering support device for a boat including an outboard motor, a power device which outputs a thrust force in a port-starboard direction, and a steering mechanism which changes a steering angle. The device includes a rotational speed detection unit which detects a rotational speed of a propeller of the outboard motor, and a control unit which controls a magnitude of the thrust force output by the power device. The control unit controls the magnitude of the thrust force output by the power device so as to change a balance between a magnitude of a first turning force which makes the boat turn by a thrust force of the outboard motor and a magnitude of a second turning force which makes the boat turn by the thrust force of the power device.

Boat maneuvering support device

A control device for a propelling system of a vessel that can support a safe sailing of the vessel while reducing the load, of a steersman by executing automatic sailing control on the vessel when the vessel enters or approaches a specific water area where the sailing is limited. When determining that a hull stays within the specific water area in a state where a revolution speed and a rotational direction of a propeller and a posture of an outboard engine are controlled based on a signal inputted from a controlling device, an ECU of the outboard engine switches the sailing of the hull to an automatic sailing where the revolution speed and rotational direction of the propeller and the posture of the outboard engine are controlled without the intervention of the controlling device.

Control device for propelling system

In an apparatus for controlling an outboard motor mounted on a boat and having an internal combustion engine and a variable pitch propeller, characteristics defining a desired pitch angle of the propeller that makes fuel consumption minimum relative to a navigation speed of the boat are memorized and the pitch angle of the propeller is controlled to the desired pitch angle that is corresponding to the navigation speed detected by a navigation speed detector in accordance with the characteristics.

Control apparatus for outboard motor

In an apparatus for controlling operation of an outboard motor having an internal combustion engine and a transmission being 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 a gear ratio determined by established speed, it is determined whether acceleration is instructed to the engine when the second speed is established and operation of the engine is controlled to increase a fuel amount to be supplied to the engine when detected engine speed is greater than a predetermined speed, thereby improving the performance immediately after acceleration is started.

Outboard motor control apparatus

In an apparatus for controlling a boat equipped with an outboard motor mounted on its stern and having an internal combustion engine, a propeller to be driven by the engine and a propeller pitch changer adapted to variably change a pitch of the propeller, an opening of a throttle valve installed at an air intake system of the engine and its change amount are detected, and based on the change amount of the detected opening of the throttle valve, it is determined whether or not the pitch of the propeller is to be changed through the propeller pitch changer.

Control apparatus for boat

In an apparatus for controlling operation of an outboard motor having a shift shaft to be rotated in response to manipulation by an operator to switch a shift position between an in-gear position that enables driving force of a prime mover to be transmitted to a propeller by engaging a clutch with one of a forward gear and a reverse gear, and a neutral position that cuts off transmission of the driving force by disengaging the clutch from the forward or reverse gear, comprising a neutral operation detector connected to the shift shaft and adapted to detect a neutral operation in which the shift position is switched from the in-gear position to the neutral position; and a driving force controller adapted to conduct driving force decreasing control to decrease the driving force of the prime mover when the neutral operation is detected.

Growing community of inventors

Saitama, Japan

Hiroshi Yamamoto