US 11,858,800 B2
Fluid exchanger
Michael J. Erwin, Augusta, KS (US); Bradley Robert Young, Wichita, KS (US); Lucas Mitchell Shaw, Topeka, KS (US); Thomas Michael Probus, Witchita, KS (US); and John Daniel Cheek, Wichita, KS (US)
Assigned to BG Intellectuals, Inc., Wichita, KS (US)
Filed by BG Intellectuals, Inc., Wichita, KS (US)
Filed on Feb. 17, 2023, as Appl. No. 18/111,288.
Application 18/111,288 is a division of application No. 17/362,467, filed on Jun. 29, 2021, granted, now 11,629,044.
Claims priority of provisional application 63/050,533, filed on Jul. 10, 2020.
Prior Publication US 2023/0202826 A1, Jun. 29, 2023
Int. Cl. B67D 7/78 (2010.01); B67D 7/42 (2010.01); B67D 7/02 (2010.01); B67D 7/36 (2010.01)
CPC B67D 7/0277 (2013.01) [B67D 7/0266 (2013.01); B67D 7/0294 (2013.01); B67D 7/36 (2013.01); B67D 7/425 (2013.01); B67D 7/78 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A method of exchanging fluid in a reservoir of a motor vehicle, the method comprising:
energizing both a first hose associated with a negative pressure and a second hose associated with a positive pressure, the first hose and the second hose being directly coupled to a hand-held nozzle;
inserting the hand-held nozzle into a fill port of the reservoir;
depressing a first valve control on the hand-held nozzle to open a first fluid connection between the first hose and the reservoir; and
depressing a second valve control on the hand-held nozzle to open a second fluid connection between the second hose and the reservoir.