Patent · US Active

Gas concentrator

US9061238B2 · kind B2 · utility

0Cited by

19References

22Claims

0Family size

Assignee

INVACARE CORPORATION · US

Inventors

William A. Null · Sullivan, US
Samuel J. Shelnutt · North Ridgeville, US

Key dates

Filing date	Mar 15, 2013
Grant date	Jun 23, 2015
Priority date	—
Expiry date	Jul 2, 2033

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02C20/40
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

Embodiments of oxygen concentrators having a sieve bed that includes a vessel containing a separation medium are disclosed. In one embodiment, the sieve bed vessel attaches to a chassis component using a press-fit configuration to lock and seal the sieve bed vessel to a chassis component.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.