Chemical oxygen generator with core channel tube for an emergency oxygen device

摘要

Embodiments of the invention relate to a chemical oxygen generator for an emergency oxygen device, comprising an outer housing defining an interior space and comprising an outlet opening, a solid oxygen source within said interior space containing a material which is able to produce oxygen in a chemical reaction. According to embodiments of the invention, a hollow tube within said interior space is embedded in said solid oxygen source.

主权项

1. Chemical oxygen generator for an emergency oxygen device, comprising:
an outer housing defining an interior space and comprising an outlet opening for directing oxygen out of the interior space, a solid oxygen source within said interior space containing a material comprising sodium chlorate which is able to produce oxygen in a chemical reaction, a hollow tube within said interior space embedded in said solid oxygen source, wherein the hollow tube and the solid oxygen source extend from a first end of the outer housing to a second end of the outer housing, wherein the hollow tube comprises a plurality of radial openings that form a perforated hollow tube, and a starter unit in contact with the solid oxygen source at a starting region located near the first end of the outer housing, the starter unit for producing an initiating spark that initiates a chemical reaction in the solid oxygen source to produce oxygen at the starting region, wherein the produced oxygen enters the hollow tube.