US6231070B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Structure and method for folding air bag
Assignee: Nissan Motor Co Ltd
•
Filing: 1998-09-18
•
Granted: 2001-05-15
•
Expires: 2018-09-18
Abstract
Abstract A head protecting portion (B) is rolled a plurality of times with a protection surface (Sb) thereof inside, and the head protecting portion (B) is pushed inside a chest protecting portion (A), when also a part (C) of the chest protecting portion (A) connected to the head protecting portion (B) is pushed inside the chest protecting portion (A).
Inventors
- 👤 Yukisaka Sunabashiri
- 👤 Hiroshi Sasaki
- 👤 Kasumi Seo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:37
CPC Classifications
B; B60; B60R; B60R21/00; B60R21/02; B60R21/16; B60R21/23; B60R21/237; B60N; B60N2/00; B60N2/24; B60N2/42; B60R21/20; B60R21/21; B60R21/231; B60R21/23138
Claims Analysis
Total Claims: 16
Claim 1
Independent Claim
67 words
A folding structure for an airbag with a generally L-shape spread external configuration having a chest protecting portion and a head protecting portion provided with protection surfaces for a chest protection and a head protection when spread, in which: the head protecting portion is rolled a plurality of times with the protection surface thereof inside; and the head protecting portion is pushed inside the chest protecting portion.
Claim 2
Dependent Claim
67 words
A folding structure for an airbag with a generally L-shape spread external configuration having a chest protecting portion and a head protecting portion provided with protection surfaces for a chest protection and a head protection when spread, in which: the head protecting portion is rolled a plurality of times with the protection surface thereof inside; and the head protecting portion is pushed inside the chest protecting portion.
Claim 3
Dependent Claim
28 words
A folding structure for an airbag according to claim 1 , wherein the chest protecting portion is rolled a plurality of times with the protection surface thereof inside.
Claim 4
Dependent Claim
32 words
A folding structure for an airbag according to claim 1 , wherein a part of the chest protecting portion connected to the head protecting portion is pushed inside the chest protecting portion.
Claim 5
Dependent Claim
65 words
A folding method for an airbag with a generally L-shape spread external configuration having a chest protecting portion and a head protecting portion provided with protection surfaces for a chest protection and a head protection when spread, comprising: rolling the head protecting portion a plurality of times with the protection surface thereof inside; and pushing the head protecting portion inside the chest protecting portion (A).
Claim 6
Dependent Claim
65 words
A folding method for an airbag with a generally L-shape spread external configuration having a chest protecting portion and a head protecting portion provided with protection surfaces for a chest protection and a head protection when spread, comprising: rolling the head protecting portion a plurality of times with the protection surface thereof inside; and pushing the head protecting portion inside the chest protecting portion (A).
Claim 7
Dependent Claim
28 words
A folding method for an airbag according to claim 4 , further comprising rolling the chest protecting portion a plurality of times with the protection surface thereof inside.
Claim 8
Dependent Claim
32 words
A folding method for an airbag according to claim 4 , further comprising pushing a part of the chest protecting portion connected to the head protecting portion inside the chest protecting portion.
Claim 9
Dependent Claim
117 words
An airbag device for use in a vehicle, comprising an inflator; an airbag connected to the inflator, the airbag including: a chest protecting portion in fluid communication with the inflator and having a protection surface; and a head protecting portion in fluid communication with the chest protecting portion and having a protection surface, wherein the airbag is substantially L-shaped when not folded, and wherein the airbag is folded such that the head protecting portion is rolled a plurality of times with the protection surface facing inward and the head protecting portion is pushed inside the chest protecting portion; and a module surrounding the inflator and the airbag and that is adapted to be installed in a vehicle.
Claim 10
Dependent Claim
117 words
An airbag device for use in a vehicle, comprising an inflator; an airbag connected to the inflator, the airbag including: a chest protecting portion in fluid communication with the inflator and having a protection surface; and a head protecting portion in fluid communication with the chest protecting portion and having a protection surface, wherein the airbag is substantially L-shaped when not folded, and wherein the airbag is folded such that the head protecting portion is rolled a plurality of times with the protection surface facing inward and the head protecting portion is pushed inside the chest protecting portion; and a module surrounding the inflator and the airbag and that is adapted to be installed in a vehicle.
Claim 11
Dependent Claim
37 words
An airbag device as claimed in claim 7 , wherein, with the head protecting portion pushed inside the chest protecting portion, the chest protecting portion is rolled a plurality of times with its protection surface facing inward.
Claim 12
Dependent Claim
40 words
An airbag device module as claimed in claim 8 , wherein the airbag further includes a connecting portion connecting the chest protecting portion and the head protecting portion, and wherein the connecting portion is pushed inside the chest protecting portion.
Claim 13
Independent Claim
122 words
A method for folding an airbag having a chest protecting portion and a head protecting portion and being substantially L-shaped when unfolded, the method comprising: laying the airbag flat; pushing a portion of the head protecting portion into the chest protecting portion; folding a rearward projecting portion of the head protecting portion onto the passenger side of the head protecting portion such that the head protecting portion is now in a substantially rectangular shape; rolling the head protecting portion a plurality of times toward the passenger side of the head protecting portion such that the head protecting portion is roll-shaped and the passenger side of the head protecting portion faces inward; and pushing the head protecting portion into the chest protecting portion.
Claim 14
Independent Claim
122 words
A method for folding an airbag having a chest protecting portion and a head protecting portion and being substantially L-shaped when unfolded, the method comprising: laying the airbag flat; pushing a portion of the head protecting portion into the chest protecting portion; folding a rearward projecting portion of the head protecting portion onto the passenger side of the head protecting portion such that the head protecting portion is now in a substantially rectangular shape; rolling the head protecting portion a plurality of times toward the passenger side of the head protecting portion such that the head protecting portion is roll-shaped and the passenger side of the head protecting portion faces inward; and pushing the head protecting portion into the chest protecting portion.
Claim 15
Dependent Claim
66 words
A method of folding an airbag as claimed in claim 10 , further comprising: pushing a lower corner of the chest protecting portion between the head protecting portion and an external side of the chest protecting portion; pushing a connection of the chest protecting portion and a head protecting portion further into the chest protecting portion; and folding the head protecting portion toward the passenger side.
Claim 16
Dependent Claim
58 words
A method of folding an airbag as claimed in claim 10 , further comprising: folding an upper corner of the rolled head protecting portion and a lower corner of the chest protecting portion toward the passenger side; and rolling the chest protecting portion a plurality of times toward the passenger side such that the passenger side faces inward.
References Cited (Backward Citations)
JPH09123864A
Cited
US5803485A
Cited
JPH09136598A
Cited
US5868420A
Cited
US5667243A
Cited
EP0798170A2
Cited
US6065772A
Cited
US6142507A
Cited
US5899490A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2004-05-14 | 2004-11-13 | 2005-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2008-05-14 | 2008-11-13 | 2009-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2012-05-14 | 2012-11-13 | 2013-05-15 | $7700.00 | Window Closed / Lapsed |