US4920585A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shield mounting assembly for a safety helmet
Assignee: Individual
•
Filing: 1988-10-11
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Granted: 1990-05-01
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Expires: 2008-10-11
Abstract
Abstract A safety helmet includes a helmet body having left and right outer sides, a shield rotatably supported on the left and right outer sides of the helmet body, engaging base plates or screws which rotatably support the shield on the left and right outer sides of the helmet body, shield keep covers detachably connected to the left and right outer sides of the helmet body in covering relation to the engagement base plates or screws, and a flexible string of a predetermined length which connects each shield keeper cover to the helmet body directly or through the engagement base plate.
Inventors
- 👤 Michio Arai
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:17
CPC Classifications
F; F41; F41H; F41H1/00; F41H1/04; A; A42; A42B; A42B3/00; A42B3/04; A42B3/18; A42B3/22
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
118 words
A safety helmet comprising: (a) a helmet body having left and right outer sides; (b) a shield rotatably supported on said left and right outer sides of said helmet body; (c) support means for rotatably supporting said shield on said left and right outer sides of said helmet body; (d) shield keep covers detachably connected to said left and right outer sides of said helmet body; and (e) flexible string means of a predetermined length for connecting each said shield keep cover to said helmet body, said string means being completely contained and unexposed between said helmet body and said shield keep covers when the shield keep covers are connected to the outer sides of the helmet body.
Claim 2
Dependent Claim
118 words
A safety helmet comprising: (a) a helmet body having left and right outer sides; (b) a shield rotatably supported on said left and right outer sides of said helmet body; (c) support means for rotatably supporting said shield on said left and right outer sides of said helmet body; (d) shield keep covers detachably connected to said left and right outer sides of said helmet body; and (e) flexible string means of a predetermined length for connecting each said shield keep cover to said helmet body, said string means being completely contained and unexposed between said helmet body and said shield keep covers when the shield keep covers are connected to the outer sides of the helmet body.
Claim 3
Dependent Claim
24 words
A safety helmet according to claim 1; wherein said flexible string means is connected between each said shield keep cover and said support means.
Claim 4
Dependent Claim
56 words
A safety helmet according to claim 2; wherein said support means includes engaging base plates secured to left and right outer sides of the helmet body, and each shield keep cover is detachably connected to an engaging base plate by screw means and is always connected to said engaging base plate by said flexible string means.
Claim 5
Dependent Claim
48 words
A safety helmet according to claim 1; further including at least one screw-threaded aperture for rotatably securing said shield on said helmet body and for securing each shield keep cover to said helmet body, and further including means for securing said flexible string means to said helmet body.
Claim 6
Dependent Claim
168 words
A safety helmet comprising: (a) a helmet body having left and right outer sides; (b) a shield rotatably supported on said left and right outer sides of said helmet body; (c) support means for rotatably supporting said shield on said left and right outer sides of said helmet body; (d) shield keep covers detachably connected to said left and right outer sides of said helmet body; (e) flexible string means of a predetermined length for connecting each said shield keep cover to said helmet body; (f) said support means including at least one screw-threaded aperture in said helmet body which receives screw means for rotatably securing said shield on said helmet body and for securing each shield keep cover to said helmet body; and (g) means for securing said flexible string means to said helmet body, said means for securing including washer means associated with one said screw-threaded aperture and secured to said helmet body for connecting one end of said flexible string means to said helmet body.
Claim 7
Dependent Claim
168 words
A safety helmet comprising: (a) a helmet body having left and right outer sides; (b) a shield rotatably supported on said left and right outer sides of said helmet body; (c) support means for rotatably supporting said shield on said left and right outer sides of said helmet body; (d) shield keep covers detachably connected to said left and right outer sides of said helmet body; (e) flexible string means of a predetermined length for connecting each said shield keep cover to said helmet body; (f) said support means including at least one screw-threaded aperture in said helmet body which receives screw means for rotatably securing said shield on said helmet body and for securing each shield keep cover to said helmet body; and (g) means for securing said flexible string means to said helmet body, said means for securing including washer means associated with one said screw-threaded aperture and secured to said helmet body for connecting one end of said flexible string means to said helmet body.
Claim 8
Dependent Claim
25 words
A safety helmet according to claim 5; wherein said washer means is secured to said helmet body in surrounding relation to said one screw-threaded aperture.
Claim 9
Dependent Claim
190 words
A safety helmet comprising: (a) a helmet body having left and right outer sides; (b) a shield rotatably supported on said left and right outer sides of said helmet body; (c) support means for rotatably supporting said shield on said left and right outer sides of said helmet body; (d) shield keep covers detachably connected to said left and right outer sides of said helmet body; (e) flexible string means of a predetermined length for connecting each said shield keep cover to said helmet body; (f) said support means including at least one screw-threaded aperture in said helmet body which receives screw means for rotatably securing said shield on said helmet body and for securing each shield keep cover to said helmet body; and (g) means for securing said flexible string means to said helmet body, said means for securing including an additional screw-threaded aperture in said helmet body, an annular portion secured to one end of said flexible string means, and screw means extending through said annular portion and screw-threadedly received in said additional screw-threaded aperture for securing said one end of said string means to said helmet body.
Claim 10
Dependent Claim
190 words
A safety helmet comprising: (a) a helmet body having left and right outer sides; (b) a shield rotatably supported on said left and right outer sides of said helmet body; (c) support means for rotatably supporting said shield on said left and right outer sides of said helmet body; (d) shield keep covers detachably connected to said left and right outer sides of said helmet body; (e) flexible string means of a predetermined length for connecting each said shield keep cover to said helmet body; (f) said support means including at least one screw-threaded aperture in said helmet body which receives screw means for rotatably securing said shield on said helmet body and for securing each shield keep cover to said helmet body; and (g) means for securing said flexible string means to said helmet body, said means for securing including an additional screw-threaded aperture in said helmet body, an annular portion secured to one end of said flexible string means, and screw means extending through said annular portion and screw-threadedly received in said additional screw-threaded aperture for securing said one end of said string means to said helmet body.
Claim 11
Dependent Claim
31 words
A safety helmet according to claim 4; wherein said means for securing includes string connecting means secured to said helmet body for securing one end of said flexible string means thereto.
Claim 12
Dependent Claim
23 words
A safety helmet according to claim 8; wherein said string connecting means is secured to said helmet body by means of an adhesive.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1993-04-30 | 1993-10-30 | 1994-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-04-30 | 1997-10-30 | 1998-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-04-30 | 2001-10-30 | 2002-05-01 | $7700.00 | Window Closed / Lapsed |