David C Patrick

US Patent:

20220266625, Aug 25, 2022

Filed:

Mar 2, 2022

Appl. No.:

17/653158

Inventors:

- Lake Forest CA, US
David M. Patrick - Ladera Ranch CA, US

International Classification:

B60B 15/22
B60B 15/02

Abstract:

A wheel having a circular ring is provided. The circular ring has a rotational axis and an outer surface. A plurality of lugs is mounted in side-by-side positions on said outer surface of the circular ring. Each lug of the plurality of lugs has: a center rib, a first leg and a second leg, each leg extending from the center rib laterally and opposite of each other, and a lug plate adapted to connect the first leg to the center rib. The outermost point of each center rib may form a circular pattern that is coaxial with the rotational axis. The wheel may have a rim nested within said circular ring, said rim having a plurality of alternating scalloped protrusions, wherein said rim is configured to provide suitable clearance for tools during lug installation and removal while increasing the load capacity of said wheel.

US Patent:

20200346371, Nov 5, 2020

Filed:

Jul 17, 2020

Appl. No.:

16/931881

Inventors:

- Lake Forest CA, US
Pedro Valdez - Mission Viejo CA, US
David Patrick - Ladera Ranch CA, US

International Classification:

B29C 33/00
B29C 33/42
B29C 33/44

Abstract:

A mold for molding an object having a shape, the mold comprising: a top, middle, and bottom bodies, said bodies having peripheral walls, and defining a central vertical axis and an inside cavity surface having same central vertical axis, when said bodies are in mutual contact; and a center hole disposed centrally in a top surface of the top body, the center hole aligning with the vertical central axis; the middle body comprising separate halves that are identical in shape; wherein the inside cavity surface comprises at least one protrusion disposed horizontally along the inside cavity surface, and at least one channel disposed horizontally along the inside cavity surface, the at least one channel being adjacent to the at least one protrusion; wherein, in the presence of a molding compound, the inside cavity surface defines at least a portion of the shape of the object being molded within the mold.