Fresh Air Recovery System

Abstract

The present invention, accordingly, provides a fresh air recovery system preferably including at least one intake opening in a first wall defining a portion of an enclosed space allowing air on an exterior side of the first wall to pass through the first wall into the enclosed space; and at least one exhaust opening in a second wall defining a portion of the enclosed space allowing air on an interior side of the second wall to pass through the second wall into an ambient environment external to the enclosed space.

1 . A fresh air recovery system comprising:
 at least one intake opening positioned in at least one first wall defining a portion of an enclosed space allowing air on an exterior side of the at least one first wall to pass through the at least one first wall into the enclosed space; and   at least one exhaust opening in at least one second wall defining a portion of the enclosed space allowing air on an interior side of the at least one second wall to pass through the at least one second wall into an environment external of the enclosed space.   
     
     
         2 . The system of  claim 1  wherein the at least one intake opening further comprises at least one vent. 
     
     
         3 . The system of  claim 2  further comprising an HVAC system that powers off when the at least one vent is activated. 
     
     
         4 . The system of  claim 2  wherein the at least one vent further comprises an electronically controlled vent having varying states of being open between completely open and completely closed. 
     
     
         5 . The system of  claim 4  wherein the system further comprises an electronic controller communicatively coupled to the at least one vent and configured to variably open and close the at least one vent. 
     
     
         6 . The system of  claim 5  wherein the electronic controller is configured to operate the at least one vent in response to a timer. 
     
     
         7 . The system of  claim 5  wherein the electronic controller is configured to operate the at least one vent in response to the oxygen level in the enclosed space. 
     
     
         8 . The system of  claim 5  wherein the electronic controller is configured to operate the at least one vent in response to the carbon dioxide level in the enclosed space. 
     
     
         9 . The system of  claim 5  wherein the electronic controller is configured to operate the at least one vent in response to at least one of the oxygen level in the enclosed space, the carbon dioxide level in the enclosed space, and a timer 
     
     
         10 . The system of  claim 1  wherein the at least one exhaust opening further comprises at least one exhaust fan configured to draw air out of the enclosed space into the environment external of the enclosed space. 
     
     
         11 . The system of  claim 10  further comprising an HVAC system that powers off when the at least one exhaust fan is activated. 
     
     
         12 . The system of  claim 10  wherein the at least one exhaust fan further comprises at least one electronically controlled exhaust fan having variable speed. 
     
     
         13 . The system of  claim 11  wherein the system further comprises at least one electronic controller communicatively coupled to the at least one exhaust fan and configured to variably operate the at least one exhaust fan. 
     
     
         14 . The system of  claim 12  wherein the at least one electronic controller is configured to operate the at least one exhaust fan in response to at least one timer. 
     
     
         15 . The system of  claim 12  wherein the at least one electronic controller is configured to operate the at least one exhaust fan in response to the oxygen level in the enclosed space. 
     
     
         16 . The system of  claim 12  wherein the at least one electronic controller is configured to operate the at least one exhaust fan in response to the carbon dioxide level in the enclosed space. 
     
     
         17 . The system of  claim 12  wherein the at least one electronic controller is configured to operate the at least one exhaust fan in response to at least one of the oxygen level in the enclosed space, the carbon dioxide level in the enclosed space, and a timer. 
     
     
         18 . The system of  claim 1  wherein the enclosed space comprises one or more interior walls having at least one air flow opening allowing air flow from the at least one intake opening to the at least one exhaust opening. 
     
     
         19 . The system of  claim 1  wherein the at least one exhaust opening and the at least one intake opening are coupled to operate synchronously. 
     
     
         20 . The system of  claim 1  wherein the at least one exhaust opening and the at least one intake opening are operable to maintain a desired air pressure in said enclosed space. 
     
     
         21 . The system of  claim 1  wherein the at least one intake opening is positioned in an upper portion of the at least one first wall, and the at least one exhaust opening is positioned in an lower portion of the at least one second wall. 
     
     
         22 . A fresh air recovery system consisting essentially of:
 at least one intake opening positioned in at least one first wall defining a portion of an enclosed space allowing air on an exterior side of the at least one first wall to pass through the at least one first wall into the enclosed space; and   at least one exhaust opening in at least one second wall defining a portion of the enclosed space allowing air on an interior side of the at least one second wall to pass through the at least one second wall into an environment external of the enclosed space.   
     
     
         23 . The system of  claim 22  wherein the at least one intake opening further comprises at least one vent. 
     
     
         24 . The system of  claim 23  further comprising an HVAC system that powers off when the at least one vent is activated. 
     
     
         25 . The system of  claim 23  wherein the at least one vent further comprises an electronically controlled vent having varying states of being open between completely open and completely closed. 
     
     
         26 . The system of  claim 25  wherein the system further comprises an electronic controller communicatively coupled to the at least one vent and configured to variably open and close the at least one vent. 
     
     
         27 . The system of  claim 22  wherein the at least one exhaust opening further comprises at least one exhaust fan configured to draw air out of the enclosed space into the environment external of the enclosed space. 
     
     
         28 . The system of  claim 27  further comprising an HVAC system that powers off when the at least one exhaust fan is activated. 
     
     
         29 . The system of  claim 27  wherein the at least one exhaust fan further comprises at least one electronically controlled exhaust fan having variable speed. 
     
     
         30 . The system of  claim 27  wherein the at least one electronic controller is configured to operate the at least one exhaust fan in response to at least one timer. 
     
     
         31 . The system of  claim 27  wherein the at least one electronic controller is configured to operate the at least one exhaust fan in response to a sensor of at least one of oxygen, carbon dioxide, and humidity. 
     
     
         32 . The system of  claim 22  wherein the at least one exhaust opening and the at least one intake opening are operable to maintain a desired air pressure in said enclosed space. 
     
     
         33 . The system of  claim 22  wherein the at least one intake opening is positioned in an upper portion of the at least one first wall, and the at least one exhaust opening is positioned in an lower portion of the at least one second wall. 
     
     
         34 . A method for recovering fresh air, the method comprising:
 allowing air in an environment on an exterior side of an at least one first wall defining a portion of an enclosed space to pass through at least one intake opening positioned in the at least one first wall into the enclosed space; and   allowing air on an interior side of an at least one second wall defining a portion of an enclosed space to pass through at least one exhaust opening positioned in the at least one second wall into the environment external of the enclosed space.