Patent US4581775A successfully refreshed from Google Patents.
US4581775A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tilting vizor for helmets particularly for sports use
Assignee: Individual
•
Filing: 1983-10-07
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Granted: 1986-04-15
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Expires: 2003-10-07
Abstract
Abstract A protective helmet, vizor combination includes the helmet having a front portion, a rear portion and a pivoting pin extending outwardly from the front portion. The vizor of this combination is attached to the front portion of the helmet for pivotable movement about the pivot between an open and closed position of the vizor. The vizor has a slot going through a thickness of the vizor. This slot has stop portions located on opposite sides thereof. The bottom extends from the front portion of the helmet and through the slot means of the vizor. This bottom has an elastic outside portion with the groove. The groove is adapted for engagement with the slot of the vizor.
Inventors
- 👤 Pier L. Nava
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:29
CPC Classifications
A; A42; A42B; A42B3/00; A42B3/04; A42B3/18; A42B3/22; A42B3/221; A42B3/222; A42B3/223; A42B3/24
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
96 words
A protective helmet, visor combination, comprising: the helmet having having a front portion with an opening, a rear portion and pivoting means extending outwardly from said front position; the visor being attached to the front portion of said helmet for pivotable movement about said pivoting means between an open and closed position of the visor, said visor having slot means going through a thickness of the visor, said slot means having stop portion for engagement with button means; said button means extending from said front portion of the helmet through said slot means of the visor.
Claim 2
Dependent Claim
96 words
A protective helmet, visor combination, comprising: the helmet having having a front portion with an opening, a rear portion and pivoting means extending outwardly from said front position; the visor being attached to the front portion of said helmet for pivotable movement about said pivoting means between an open and closed position of the visor, said visor having slot means going through a thickness of the visor, said slot means having stop portion for engagement with button means; said button means extending from said front portion of the helmet through said slot means of the visor.
Claim 3
Dependent Claim
29 words
A combination according to claim 1 wherein said apertures in the visor and in baffles are combined with said apertures provided with an arrangement for pivoting of the visor.
Claim 4
Dependent Claim
41 words
A combination according to claim 1 wherein the baffles are produced as elements separate from the visor and applied conveniently at apertures of said visor to enable easy and convenient shaping of said baffles to obtain a satisfactory air ejection action.
Claim 5
Dependent Claim
17 words
A combination according to claim 3 wherein the apertures of baffle are adjustable outwardly to control aeration.
Claim 6
Dependent Claim
37 words
A combination according to claim 1 wherein at least part of a lower edge of the visor is folded upwards to form a hooking element used to disengage the visor from a peripheral ledge of the helmet.
Claim 7
Dependent Claim
30 words
A combination according to claim 1 wherein a top edge portion of the visor is connected to an outer surface of the front portion of the helmet by a list.
Claim 8
Dependent Claim
22 words
A combination according to claim 6 wherein said list has an elastic portion extending upwardly form the top edge of the visor.
Claim 9
Dependent Claim
57 words
A combination according to claim 7 wherein a position of the list attached to the visor has protrusions for permanent engagement with openings provided on the visor and the elastic portion of the list is fixedly attached to the outside surface of the helmet, whereby tight and flexible connection between the visor and the helmet is provided.
Claim 10
Dependent Claim
31 words
A combination according to claim 1 wherein said elastic outside portion of said button means being engaged with said visor can be separated from said inside portion of said button means.
Claim 11
Dependent Claim
52 words
A combination according to claim 9 wherein said visor having said elastic outside portion being separated from said inside portion of said button means is lifted substantially upwardly so that a substantial portion of said opening of said front portion and a face of the wearer are opened to an outside air.
References Cited (Backward Citations)
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Cited
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Cited
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Cited
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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) | 1989-04-14 | 1989-10-14 | 1990-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-04-14 | 1993-10-14 | 1994-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-04-14 | 1997-10-14 | 1998-04-15 | $7700.00 | Window Closed / Lapsed |