Honda Motor Co., Ltd.

Takao Tsuboi

Tsuneo Endoh

Yasunari Kimura

Kengo Ishimitsu

Tsutomu Inoue

A variable flywheel mechanism is capable of varying the moment of inertia is disclosed. The wheel mechanism includes a sun gear, planetary gears, pivotable arms swung by the planetary gears, and weights mounted on the pivotable arms. The positions of the weights are controlled by rotation of the sun gear.

Variable flywheel mechanism and flywheel apparatus

A connecting rod of an internal combustion engine, and an internal combustion engine including the connecting rod, a piston, a crankshaft and a float bearing as main moving parts. A piston is connected to a connecting rod by a spherical joint and has radial ribs on a rear face of a crown part; a connecting rod is of an integrated, one-piece type having integrally a spherical small end part to be connected to the piston and an annular big end part; the crankshaft is of an assembly type, and a float bearing is interposed between the big end part and a crank pin.

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Wako, Japan

Takao Tsuboi