Patent · US Active

Apparatus for filling pressurized gas cartridges for medical use

US11041590B2 · kind B2 · utility

0Cited by

13References

12Claims

0Family size

Assignee

Airgas, Inc. · US

Inventors

Alexey Virovets · Sandy Hook, US
Robert Shock · Wallingford, US
Celina Gwizdala · East Hampton, US
Peter Sandberg · Gothenburg, SE
James Gruenbacher · Meriden, US
David D. Brengel · Schnecksville, US
Thomas Costello · Upper Black Eddy, US
Bimesh Neupane · Cheshire, US

Key dates

Filing date	Feb 5, 2019
Grant date	Jun 22, 2021
Priority date	—
Expiry date	Sep 1, 2039

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB05B1/3026
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

An apparatus for filling a cartridge with medical gas, comprising a sealing mechanism designed to removably seal against the open end of an uncapped and empty cartridge, evacuate the cartridge, producing at least a partial vacuum therein, fill the cartridge with medical gas at a predetermined pressure and temperature, and maintain the predetermined pressure and temperature while the cartridge is capped is presented.

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