Michael A Cummings

US Patent:

20200403465, Dec 24, 2020

Filed:

Jun 19, 2019

Appl. No.:

16/446410

Inventors:

Michael Cummings - Richmond VA, US

International Classification:

H02K 1/27
H02K 7/00
H02K 7/02
H02K 7/18
H02K 7/116

Abstract:

A motor comprising a main shaft, a first rotating member mounted on the main shaft, the first rotating member comprising a first arm extending radially outward from the main shaft, the first arm having a length L, a second arm extending radially outward from the main shaft, a first magnet mounted on the first arm such that a first pole faces a recess between the first and second arms, and a second magnet mounted on the second arm such that the first pole faces the recess between the first and second arms. The motor further comprising a piston movable towards and away from the main shaft in a generally radial direction and positioned proximate the first rotating member, the piston comprising a first magnet.

US Patent:

20200403466, Dec 24, 2020

Filed:

Jun 19, 2019

Appl. No.:

16/446446

Inventors:

Michael Cummings - Richmond VA, US

International Classification:

H02K 1/27
H02K 1/28

Abstract:

A rotating member comprising a central portion having a center aperture, a first arm extending radially outward from the central portion, the first arm having a length L, a second arm extending radially outward from the central portion, a first magnet mounted on the first arm such that a magnetic field of the first magnet extends into a recess between the first and second arms, and a second magnet mounted on the second arm such that a magnetic field of the second magnet extends into the recess between the first and second arms.