Mabuchi Motor Co., Ltd.

Bio Mabuchi Co., Ltd.

Bio Mobuchi Co. Ltd.

Kenichi Mabuchi

Yoshihisa Tsuchimochi

Kogiro Komatsu

Koziro Komatsu

Tatsuo Katsunuma

Tatuo Katunuma

Masao Yagi

Kojiro Komatsu

Tetsuo Ogita

A self-travelling vibration generator having a travelling frame movably supported by parallel rails, a lifting/lowering frame standing at substantially right angles with respect to the travelling frame, a plurality of eccentric rollers provided off-center with respect to a roller shaft rotatably provided on the lifting/lowering frame; and having such a construction that an induction motor is used for at least either of a motor for travelling the travelling frame or a motor for rotating the roller shaft so as to cause the eccentric rollers to give vibrations to a human body while travelling on the human body.

Self-travelling vibration generator

A massager has a device body, a drive unit housed in the device body, a connecting arm driven by the drive unit, an actuator operating in conjunction with the connecting arm, a space guide, an energy storage part consisting of compression springs for storing energy when compressed by the connecting arm, an energy releasing mechanism for rapidly releasing the stored energy, and an adjusting mechanism for adjusting the energy stored in the compression springs, the actuator being adapted to pat the skin surface plural pieces of the compression springs are connected in series so as to make the patting intensity adjustable discontinuously and to make the overall dimensions smaller. Also, a mechanism for feeding warm air onto the skin surface being patted as necessary in the aforementioned massager is disclosed.

Massager

A beauty treatment device having a device body, a drive unit provided in the device body and a patter driven by the drive unit wherein the patter is composed of a freely rotating roller; and freely rotating space guide wheels for maintaining the range of patting motion of the roller by depressing an object being patted, and roller supports disposed on an axis coinciding with the center of the space guide wheels for supporting the shaft of the roller off-center with respect to the space guide wheels, so that the patter pats the object being patted.

Beauty treatment device

A beauty treatment device having sharp-edged disc-like wheels, a wheel shaft for supporting the wheels, a device body for rotatably supporting the wheel shaft, a weight, resting on the device body, for giving pushing force to the wheel shaft, a vibration generation mechanism for giving vibration to the wheel shaft, and a travelling mechanism for causing the wheel shaft to rotate is disclosed. The device provides massage by giving vibration to the wheel shaft and causing the wheel shaft to rotate on the axis thereof.

An engine-driven model toy having an engine, an electric motor connected to the engine and a power source battery, and characterized in that the electric motor, powered by the battery, drives the engine at the start of the engine while, during the continuous operation of the engine, the electric motor is driven by the revolution of the engine to charge the battery is disclosed. Also, an engine-driven model toy characterized in that the engine and the electric motor are connected through a transmission mechanism capable of changing over the engine/motor speed ratio at predetermined values in accordance with the starting and continuous operation modes of the engine is disclosed.

Engine-driven model toy

A battery charging system designed to charge a battery, especially a nickel-cadmium (Ni-Cd) battery from a lead acid power supply without overcharging, and to charge uniformly a plurality of batteries in parallel. A non-linear resistance is utilized and is matched to the voltage difference of the power supply battery and the batteries being charged.

Battery charging system

A multi-stage energy storage device having a multi-stage construction of energy storage units adapted to uniformly distribute energies stored to each stage, and its embodiments are disclosed.

Multi-stage energy storage device

A radio control driving circuit device used for a model device having a radio control system comprising a d-c power supply, two electric motors and a receiver, characterized in that two transistors of the same type, instead of the conventional complementary type, are used as two transistors each connected in series to the right and left motors for separately driving each of the motors, and a common power supply is used for driving the motors to permit control signals from the receiver to be introduced via a phase division circuit.

Radio control driving circuit device

A model helicopter device wherein a countertorque generated in the helicopter body by changes in the revolution of a main rotor is canceled by substantially detecting the acceleration of the revolution of the main rotor and automatically adjusting the pitch of tail rotor blades in accordance with the detected acceleration.

Model helicopter device

A rotating unit having a rotating wheel on the internal circumference of which a gear is formed, a drive motor to the rotating shaft of which a pinion gear is fixed, an intermediate gear in mesh with the gear of the rotating wheel and the pinion gear of the drive motor, and characterized in that the reduction gear mechanism is simplified by causing the drive motor to drive the rotating wheel via the intermediate gear with the consequence that the volume and weight of the rotating unit is reduced, and that the rotating shafts of the rotating wheel and the drive motor are adapted to be in alignment with each other.

Rotating unit

An energy supply device for supplying a predetermined amount of energy by means of rotating rollers driven by an electric motor to a power toy driven by elastic materials is disclosed.

Toy energy supply device

An electrically-operated mobile model toy which carries in it a drive motor and a DC power source to feed to the drive motor and is moved by the driving force of the drive motor is disclosed, wherein a start control device and an imitation sound generator to generate an imitation sound as the drive motor rotates are provided, the start control device being provided between a driving section driven by the drive motor and a driven section and so constructed that it can transmit the driving force of the driving section to the driven section when the number of revolutions of the drive motor exceeds a preset level, the imitation sound generator being provided between the drive motor and the start control device.

Electrically-operated mobile model toy

The shaver warmer of this invention includes a heat transfer portion which almost closely fits the shaver head of the electric shaver to be warmed. A heat supply portion is directly connected to the heat transfer portion and a temperature control portion controls the heating temperature by detecting the temperature of the heat transfer portion. The shaving head of the electric shaver can thereby be heated to a predetermined temperature in a relatively short time so that advantage may be taken of the relatively large thermal capacity of the shaving head of an electric shaver.

Electric heating device for warming the shaving head of an electric

A model racing car having front wheels, rear wheels, drive motors and a radio control receiver and of the front drive type that is adapted to control a large steering angle of the front wheels by means of the output of the radio control receiver, wherein a plurality of the drive motors with reduction gear devices, mounted on each of the front wheels for driving the front wheels independently are caused to rotate in an interlocking fashion as a block by the output of the radio control receiver, whereby the steering angle of the front wheels is controlled.

Model racing car

A radio control system having a radio-controlled model toy on which a d-c power supply, a receiver and two electric motors are mounted, and a transmitter for maneuvering the radio-controlled model toy, and characterized in that the transmitter is constructed so that a control pulse signal having a pulse level representing signal '1' and a pulse level representing signal '0' is transmitted and the duration of the signal '1' pulses is increased or decreased, and that the receiver is constructed so that driving current is supplied to a motor during the signal '1' pulse duration and to another motor during the signal '0' pulse duration.

Growing community of inventors

Tokyo, Japan

Kenichi Mabuchi