Patent US5913412A successfully refreshed from Google Patents.
US5913412A
Expired / Lapsed
US
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Protective helmet
Assignee: Individual
•
Filing: 1995-03-21
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Granted: 1999-06-22
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Expires: 2015-03-21
Abstract
Abstract Protective helmet (10), in particular for motorcyclists or the like, with an outer casing formed in particular as an outer shell (11) and a lining (12) which is accommodated in the outer casing and lines the latter at least in areas. At least in partial regions, the lining (12) comprises a cushion which can be evacuated of air, is divided into individual segments (13, 14, 15, 16) and is filled with resilient packing (38).
Inventors
- 👤 Walter Huber
- 👤 Andreas Hassler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:08
CPC Classifications
A; A42; A42B; A42B3/00; A42B3/04; A42B3/10; A42B3/12; A42B3/121; A42B3/122; A42B3/28
Claims Analysis
Total Claims: 20
Claim 1
Independent Claim
110 words
A protective helmet with an outer casing formed as an outer shell and a lining which is accommodated in the outer casing and lines the latter at least in areas, said lining, in at least one region, comprises a cushion which is divided into individual cushion segments, said cushion segments being filled with resilient shiftable packing bodies, said cushion segments being evacuatable of air by evacuation means to transfer said cushion segments from an aerated state to a deaerated state; and wherein in said deaerated state, said resilient packing bodies being in close-fit connection to one another, the close-fit connection being maintained by said evacuation means maintaining a deaerated state.
Claim 2
Dependent Claim
110 words
A protective helmet with an outer casing formed as an outer shell and a lining which is accommodated in the outer casing and lines the latter at least in areas, said lining, in at least one region, comprises a cushion which is divided into individual cushion segments, said cushion segments being filled with resilient shiftable packing bodies, said cushion segments being evacuatable of air by evacuation means to transfer said cushion segments from an aerated state to a deaerated state; and wherein in said deaerated state, said resilient packing bodies being in close-fit connection to one another, the close-fit connection being maintained by said evacuation means maintaining a deaerated state.
Claim 3
Dependent Claim
40 words
The protective helmet in accordance with claim 1, wherein the evacuation means is formed of an least partially air-porous cushion wall, which when there is pressurization from the outside any air present in the cushion is pressed to the outside.
Claim 4
Dependent Claim
39 words
The protective helmet in accordance with claim 1, wherein the evacuation means has a reflux valve provided in a cushion wall and the cushion is equipped with a surface pressure device to deaerate the cushion via the reflux valve.
Claim 5
Dependent Claim
23 words
The protective helmet in accordance with claim 1, wherein the lining has island areas that cover the external ears of the helmet wearer.
Claim 6
Dependent Claim
36 words
The protective helmet in accordance with claim 4, wherein the cushion segments are divided off from one another via bridges that at least to some extent are formed by vacuum-tight adjacent areas of the cushion walls.
Claim 7
Dependent Claim
27 words
The protective helmet in accordance with claim 5, wherein at least one of the bridges and the island areas of the lining are equipped with ventilation openings.
Claim 8
Dependent Claim
34 words
The protective helmet in accordance with claim 1, further comprising an outer functional liner facing the helmet's outer shell and an inner functional liner of the lining facing the head of the helmet wearer.
Claim 9
Dependent Claim
17 words
The protective helmet in accordance with claim 7, wherein the outer functional liner has an adhesive coating.
Claim 10
Dependent Claim
26 words
The protective helmet in accordance with claim 7, wherein the inner functional liner comprises at least two layers of different materials to form a climate system.
Claim 11
Dependent Claim
16 words
The protective helmet in accordance with claim 1, wherein the lining has elastic areas of padding.
Claim 12
Dependent Claim
21 words
The protective helmet in accordance with claim 4, wherein the island areas are disposed in the area of said outer shell.
Claim 13
Dependent Claim
24 words
The protective helmet in accordance with claim 7, wherein said outer shell and said inner functional liner are formed from materials having different characteristics.
Claim 14
Dependent Claim
57 words
The protective helmet in accordance with claim 9, wherein said inner functional liner includes an outer layer of synthetic material facing the head of the helmet wearer, said outer layer being air permeable and moister permeable and an intermediate layer provided between the outer layer and the lining, said intermediate layer being made of an absorbent material.
Claim 15
Dependent Claim
16 words
The protective helmet in accordance with claim 13, wherein said intermediate layer is made of fleece.
Claim 16
Dependent Claim
14 words
The protective helmet in accordance with claim 10, wherein said padding is air padding.
Claim 17
Dependent Claim
14 words
The protective helmet in accordance with claim 10, wherein said padding is cellular padding.
Claim 18
Dependent Claim
121 words
A protective helmet with an outer casing formed as an outer shell and a lining which is accommodated in the outer casing and lines the latter at least in areas, said lining, in at least one region, comprises a cushion which is divided into individual cushion segments, said cushion segments being filled with shiftable resilient packing bodies, said cushion segments being evacuatable of air by an evacuation device to transfer said cushion segments from an aerated state to a deaerated state; wherein in said deaerated state, said resilient packing bodies being in close-fit connection to one another; and wherein the evacuation device has a reflux valve that is connectable to a vacuum pump that is attached externally to the outer shell.
Claim 19
Dependent Claim
121 words
A protective helmet with an outer casing formed as an outer shell and a lining which is accommodated in the outer casing and lines the latter at least in areas, said lining, in at least one region, comprises a cushion which is divided into individual cushion segments, said cushion segments being filled with shiftable resilient packing bodies, said cushion segments being evacuatable of air by an evacuation device to transfer said cushion segments from an aerated state to a deaerated state; wherein in said deaerated state, said resilient packing bodies being in close-fit connection to one another; and wherein the evacuation device has a reflux valve that is connectable to a vacuum pump that is attached externally to the outer shell.
Claim 20
Dependent Claim
18 words
The protective helmet in accordance with claim 17, wherein said reflux valve is attached to said outer shell.
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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) | 2002-06-21 | 2002-12-21 | 2003-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2006-06-21 | 2006-12-21 | 2007-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2010-06-21 | 2010-12-21 | 2011-06-22 | $7700.00 | Window Closed / Lapsed |