EP0077015A2
Expired / Lapsed
EP
⏱️ 0.0 years remaining
A chin strap and a crash helmet
Assignee: MPA Meccanica Plastica Agordina SpA
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Filing: 1982-10-06
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Granted: —
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Expires: 2002-10-06
Abstract
Abstract The chin strap is effective to be attached with one end to a projection (3) inside a crash helmet by means of a buckle (4), the snap fastener consisting of a receptacle (8) formed directly in the helmet outer shell (2), whereto a lever (10) actuated dog (12), is pinned pivotally to allow a second buckle (15) to be locked thereby. The strap snap fastener (9) is fastened with the intermediary of a flat spring (16).
Inventors
- 👤 Lino Parissenti
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-03 13:37
CPC Classifications
A; A42; A42B; A42B3/00; A42B3/04; A42B3/08
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
75 words
An improved snap chin strap for crash helmets, characterized in that it comprises a chin strap (5) formed as a single piece, one end of said chin strap being effective to be secured to a projection (3) provided on the helmet shell (2) inside, and the other end thereof carrying a buckle (15) adapted to engage with a snap fastening device (9) formed directly and enclosed in a receptacle (8) on said helmet shell (2).
Claim 2
Dependent Claim
75 words
An improved snap chin strap for crash helmets, characterized in that it comprises a chin strap (5) formed as a single piece, one end of said chin strap being effective to be secured to a projection (3) provided on the helmet shell (2) inside, and the other end thereof carrying a buckle (15) adapted to engage with a snap fastening device (9) formed directly and enclosed in a receptacle (8) on said helmet shell (2).
Claim 3
Dependent Claim
51 words
An improved chin strap according to Claim 1, characterized in that said one end of said strap (5) has a further buckle (4) formed with a hole adapted to engage with a projection (3) provided on the inside of the helmet shell (2) and is retained by a snap ring (6).
Claim 4
Dependent Claim
34 words
An improved chin strap according to the preceding claims, characterized in that said'projection (3) is contained within the thickness dimension of the helmet inner liner (7) and is co-molded with the helmet shell (2).
Claim 5
Dependent Claim
44 words
An improved chin strap according to the preceding claims, characterized in that said buckle (15) provided at said strap, other end has a blade-like lug (14) formed with a seat (13) wherein may be inserted a dog (12) on said snap fastening device (9).
Claim 6
Dependent Claim
55 words
An improved chin strap according to one or more of the preceding claims, characterized in that said fastening device (9) comprises a lever (10) provided with said dog (12) adapted to engage into said seat (13) in said buckle (15), resilient means (16) being also provided to bias said lever (10) toward its closed position.
Claim 7
Dependent Claim
37 words
An improved chin strap according to one or more of the preceding claims, characterized in that said receptacle (8) is formed in the helmet shell wall and co-molded therewith during the helmet shell (2) injection molding process.
Claim 8
Dependent Claim
19 words
An improved snap fastened chin strap for crash helmets, as herein claimed, described, and illustrated, for the objects specified.
References Cited (Backward Citations)
No citation records indexed.
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