Jeffrey D Gilbert

US Patent:

20210215271, Jul 15, 2021

Filed:

Jul 22, 2020

Appl. No.:

16/935757

Inventors:

Jeffrey Allan Gilbert - Las Vegas NV, US

International Classification:

F16L 1/038
F16L 9/08

Abstract:

A cast-in-place concrete pipe system comprising at least one outer barrel, at least one inner barrel, at least one reinforcement dowel used to create a reinforcement cage, at least one reinforcement wall separator, at least one coupling ring, at least one fill port, one or more barrel support stands and a concrete mixture that is poured into the fill port to reside in the space between the outer barrel and the inner barrel. The cast-in-place concrete pipe system is designed to create a single pipe unit which is chemically resistant and configurable to numerous underground pipe, manhole and utility system needs.

US Patent:

20190112778, Apr 18, 2019

Filed:

Oct 16, 2017

Appl. No.:

15/784450

Inventors:

Jeffrey Allan Gilbert - Henderson NV, US

International Classification:

E02D 29/14
B65D 90/10
E02D 29/12

Abstract:

A permanent on-site manhole casting system consisting of three basic components (a top, a base and a main barrel) which comprise an outer barrel, an inner barrel, a plurality of tie strips used to connect said outer and inner barrels, a coupling mechanism which connects the three basic components, and a concrete mixture that is poured into the space between the outer and inner barrels and allowed to set and cure is provided. The on-site manhole-casting system is designed to create a single manhole unit which is chemically resistant and configurable to numerous manhole and utility system needs.