Air bag and folding technique
US5022675A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Nov 30, 1989 |
| Grant date | Jun 11, 1991 |
| Priority date | — |
| Expiry date | Nov 30, 2009 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S493/94
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A method of folding an air bag and an air bag having a main panel 20 defining a top (26), front (24), and bottom (28) portions and side panels (44a,b) the top and bottom portions defining a neck 30 narrower than the front portion; comprising the steps of: laying bag with bottom portion (28) of main panel (22) flat and as fully extended as possible; flattening the front portion (24) of the main panel (20) to over the flattened bottom portion to form a first lateral extending fold (80) between the bottom (28) and front portions (24) of the bag; maintaining a portion of the front panel (24), proximate the bottom panel (28), relatively flat and folding over the front portion with the top portion to define a second lateral fold (82) between a top portion and the front portion with the top portion flattened and extended as fully as possible, aligning edges (86) of opposing top and bottom portions; placing bag material towards a centerline (70) of bag to form on each side of the bag (20) first (90) and second (92) exterior fore-aft folds and a first interior fold (94); moving the first interior fold out to the aligned edges, between the first and second fore-aft folds, to form a third for…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.