US5400934A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rucksack
Assignee: Skis Rossignol SA
•
Filing: 1993-10-06
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Granted: 1995-03-28
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Expires: 2013-10-06
Abstract
Abstract A rucksack, or backpack, making it possible to drink, or inhale oxygen, whilst walking. The rucksack comprises two straps wherein at least one of its two straps defines a protective, isothermic inner space, for example by means of a foldable protective band which is sewn on the upper half of the strip. A recipient is placed in the rucksack and its tube passes in this protective space and finally terminates in a valve for drinking or inhaling.
Inventors
- 👤 Pascal Ducros
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:12
CPC Classifications
A; A62; A62B; A62B25/00; A45; A45F; A45F3/00; A45F3/04; A45F3/16; A45F3/166
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
128 words
A rucksack for transporting articles under harsh climatic conditions, comprising: two straps having first and second ends adapted to be connected to said rucksack for carrying said rucksack on the shoulders of a user, wherein at least one of said two straps has over at least part of a length thereof immediate said first and second ends, a protective inner space which allows insulated passage of a fluid from said rucksack, said fluid being conveyed from a receptacle adapted to be placed within said rucksack to said user through said protective inner space by an auxiliary pipe composed of a flexible tube and loop means provided on said at least one of said two straps intermediate said first and second ends for providing height adjustment of said tube.
Claim 2
Dependent Claim
128 words
A rucksack for transporting articles under harsh climatic conditions, comprising: two straps having first and second ends adapted to be connected to said rucksack for carrying said rucksack on the shoulders of a user, wherein at least one of said two straps has over at least part of a length thereof immediate said first and second ends, a protective inner space which allows insulated passage of a fluid from said rucksack, said fluid being conveyed from a receptacle adapted to be placed within said rucksack to said user through said protective inner space by an auxiliary pipe composed of a flexible tube and loop means provided on said at least one of said two straps intermediate said first and second ends for providing height adjustment of said tube.
Claim 3
Dependent Claim
32 words
The rucksack of claim 1, wherein the inner space is defined by a band which is folded on itself and thus maintained by means of rapid fastening means of a touch-and-close type.
Claim 4
Dependent Claim
21 words
The rucksack of claim 1, wherein the protective inner space is internally coated with at least one layer of isothermic material.
Claim 5
Dependent Claim
28 words
The rucksack of claim 1, wherein the rucksack has an eyelet on said exterior surface for passage of the flexible tube from the receptacle to the inner space.
Claim 6
Dependent Claim
19 words
The rucksack of claim 1, wherein the protective inner space is provided on the upper half of the strap.
Claim 7
Dependent Claim
19 words
The rucksack of claim 1, wherein the protective inner space is provided on the lower half of the strap.
Claim 8
Dependent Claim
40 words
The rucksack of claim 1, wherein said loop means comprises multiple loops, the flexible tube passing through one of them, enabling the height adjustment of fluid delivery of the fluid to the user at an end of the flexible tube.
Claim 9
Dependent Claim
16 words
The rucksack of claim 1, wherein the flexible tube runs continuously through the protective inner space.
Claim 10
Dependent Claim
19 words
The rucksack of claim 7, wherein said fluid is a liquid and said fluid delivery mean is a valve.
Claim 11
Dependent Claim
20 words
The rucksack of claim 7, wherein said fluid is a gas and said fluid delivery means is a gas mask.
Claim 12
Dependent Claim
11 words
The rucksack of claim 4, wherein the fluid is a liquid.
Claim 13
Dependent Claim
11 words
The rucksack of claim 4, wherein the fluid is a gas.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1998-03-27 | 1998-09-26 | 1999-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2002-03-27 | 2002-09-26 | 2003-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2006-03-27 | 2006-09-26 | 2007-03-28 | $7700.00 | Window Closed / Lapsed |