LandOfFree - US Patents - Listing for Electricity: motive power systems,Three-or-more-positions motor controller systems

Electricity: motive power systems – Three-or-more-positions motor controller systems – Knee- or foot-operated controllers

Pneumatic device to control the speed of an electric motor

Electricity: motive power systems – Three-or-more-positions motor controller systems – Knee- or foot-operated controllers

Programmable adjustable chair for medical and dental application

Electricity: motive power systems – Three-or-more-positions motor controller systems – Plural – diverse or diversely controlled controllers

Reversing motor speed controller with joystick

Electricity: motive power systems – Three-or-more-positions motor controller systems – Return to 'off' – 'starting' or 'neutral' positions

Rotor movement sensing system

Electricity: motive power systems – Three-or-more-positions motor controller systems – Knee- or foot-operated controllers

Safety switching systems for preventing serious misalignment...

Electricity: motive power systems – Three-or-more-positions motor controller systems – Knee- or foot-operated controllers

Sensor for adjustable vehicle systems

Electricity: motive power systems – Three-or-more-positions motor controller systems – Knee- or foot-operated controllers

Sensor for adjustable vehicle systems

Electricity: motive power systems – Three-or-more-positions motor controller systems – Knee- or foot-operated controllers

Speed control device of sewing machines

Electricity: motive power systems – Three-or-more-positions motor controller systems – Knee- or foot-operated controllers

System for controlling adjustable pedals

Electricity: motive power systems – Three-or-more-positions motor controller systems – Return to 'off' – 'starting' or 'neutral' positions

Thyristor interlock and indicator light circuit for electric veh

Electricity: motive power systems – Three-or-more-positions motor controller systems – Knee- or foot-operated controllers

Universal motor speed signal converter

Electricity: motive power systems – Three-or-more-positions motor controller systems – With other motor control device

User operated switch and speed control device for a wet/dry vacu

Electricity: motive power systems – Three-or-more-positions motor controller systems – Plural control stations

Vehicle seat