Julian H Ramirez

US Patent:

20170343122, Nov 30, 2017

Filed:

Aug 4, 2017

Appl. No.:

15/668763

Inventors:

- Atlanta GA, US
Julian Ramirez - Aurora IL, US
Purushottam Savalia - , US

International Classification:

F16K 15/03
F16K 15/16
F16K 27/02
F16K 15/14

Abstract:

A check valve including a valve body and a flapper assembly, the valve body defining an inlet, an outlet, an interior cavity, and a port in the interior cavity; the flapper assembly movable between an open position, providing fluid communication between the inlet and outlet, and a closed position, isolating the inlet from the outlet, the flapper assembly including a resilient body and a spring assembly, the spring assembly configured to bias the flap portion of the resilient body towards the closed position, the spring assembly including a spring and a backing plate mounted on opposite surfaces of the resilient body and configured to increase the stiffness of the intermediate portion of the resilient body.

US Patent:

20170198823, Jul 13, 2017

Filed:

Jan 13, 2016

Appl. No.:

14/994741

Inventors:

- Atlanta GA, US
Julian Ramirez - Aurora IL, US
Purushottam Savalia - Aurora IL, US

International Classification:

F16K 15/03

Abstract:

A check valve including a valve body and a flapper assembly, the valve body defining an inlet, an outlet, an interior cavity, and a port in the interior cavity; the flapper assembly movable between an open position, providing fluid communication between the inlet and outlet, and a closed position, isolating the inlet from the outlet, the flapper assembly including a resilient body and a spring assembly, the spring assembly configured to bias the flap portion of the resilient body towards the closed position, the spring assembly including a spring and a backing plate mounted on opposite surfaces of the resilient body and configured to increase the stiffness of the intermediate portion of the resilient body.