Energy Harvester And Rotating Shaft Vibration Sensor

An energy harvester for harvesting energy from a rotating machine having a rotatable machine shaft includes a non-magnetic housing, a harvester shaft, a rotor, and a plurality of electrically isolated stators. The housing is adapted to couple to the rotating machine. The harvester shaft is disposed within the housing and is adapted to couple to and rotate with the machine shaft or in some cases becomes the rotating shaft of the machine. The rotor is disposed within the housing and is coupled to and surrounds at least a portion of the harvester shaft. The rotor comprises an N-pole permanent magnet.

A safety switch is disclosed herein. The safety switch may comprise: a housing, wherein the housing comprises a mating cam; a face plate, wherein the face plate is coupled to the housing; and a subassembly

A toggle switch comprises a housing, a plurality of switches disposed within the housing, an actuating lever coupled to a pivot pin, and an actuator assembly coupled to the actuating lever. The actuating lever extends

Apparatus and associated methods may relate to a natural-gait therapy device for enabling a user with a Spinal Cord Injury (SCI) to independently transition between a locked standing position and a user controlled coordinated natural-gait

Apparatus and associated methods relate to a collapsible chair having a collapsible lateral support rod, a pair of front legs, a pair of front chair support rods, and a pair of mechanical junctions configured to