#$%^&*AU2018203024A120180517.pdf#####TITLE: OXYGEN CONCENTRATOR SYSTEMS AND METHODS Abstract of the Disclosure Described herein are various embodiments of an oxygen concentrator system. In some 5 embodiments, oxygen concentrator system includes one or more components that improve energy usage during operation of the oxygen concentrator system. Page 47 10222766_2 (GHMatters) P99796.AU.1WO 2014/059409 PCT/US2013/064823 1/10 Air In 106 108 F1-F77L 200 100 400 4 0 0 ~ -. - T2 5 2 1 01 0 N2 Out .- 122 ---- 124 .- - 133-3 3011600 -. 0- 142 144 -- 4 - - 02 Out to - -Patient 151 153-51 F.t FIG. 1