Inflator
US7044501B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jun 17, 2003 |
| Grant date | May 16, 2006 |
| Priority date | — |
| Expiry date | Nov 14, 2023 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60R2021/26029
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An inflator for safety system for a vehicle includes: an inflator housing having a gas discharging port, the inflator housing accommodating a pressurized medium accommodation chamber charged with a pressurized medium, and an igniter chamber for accommodating an igniter; a first retainer defining, therein, a first passage for guiding an activation energy of the igniter towards the pressurized medium accommodation chamber, and defining, outside thereof, a second passage, for guiding the pressurized medium to the gas discharging port; a second retainer arranged in alignment with the first cylindrical peripheral wall portion and defining, therein, the first passage, and defining, outside thereof, the second passage; and a single rupturable plate extending through a communicating space, formed between opposing ends of the first retainer and the second retainer and communicating the first passage with the second passage, for sealing the pressurized medium accommodation chamber from the igniter chamber and the discharging port.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.