Patent ID: 11944921
Assignee: GRAYL INC.
Field: Chemical engineering (Chemistry)
Classification: CPC B  A  C | IPC A  B  C

Claim 0:
1. A filtration container assembly, the assembly comprising:
an outer container having a first open end and a second closed end and defining an inner cavity; and
a plunging assembly having a longitudinal axis and being configured to be received at least partially within the inner cavity of the outer container, wherein the plunging assembly includes an inner sleeve having a first end and a second end and an outer wall, the plunging assembly defining an inner bore, a filtration assembly in fluid communication with the inner bore, and a seal movable between first and second surfaces of the plunging assembly, wherein the seal includes a first portion coupled to the plunging assembly and disposed in an annular groove, the first portion having a width extending along the longitudinal axis between a first end at or near a first end of the groove and a second end at or near the second end of the groove, and a second portion coupled to the first portion at an interface, the interface spaced along the longitudinal axis from each of the first and second ends of the first portion, and wherein the plunging assembly is configured to filter a liquid as the liquid moves from the inner cavity of the outer container through the filtration assembly to the inner bore of the plunging assembly.