US5005221A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motorcycle helmet wind visor adjustment device
Assignee: Individual
•
Filing: 1989-08-28
•
Granted: 1991-04-09
•
Expires: 2009-08-28
Abstract
Abstract A wind visor for motorcycle helmets having two visor rings, with friction tracks on them, on each distal end of the wind visor which rotatably engage with a respective slip ring. The slip ring is in turn engaged with a flexible U-shaped bracket, which in turn is fixed by a bolt to the motorcycle helmet. A cover plate is fixable over each of the visor rings and the associated parts for aesthetic purposes.
Inventors
- 👤 Lee S. Chen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:14
CPC Classifications
A; A42; A42B; A42B3/00; A42B3/04; A42B3/18; A42B3/22; A42B3/221; A42B3/222
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
347 words
A motorcycle helmet wind visor adjustment device for a motorcycle helmet comprising: (a) a wind visor (2) with respective visor rings (21) on each distal end thereof, each said visor ring (21) having a friction track (211) on an outer surface thereof, each said visor ring (21) also having an annular seat (212) on an inner circumference thereof; (b) a slip ring (5) which has an annular protrusion (52) thereon for rotatably engaging said annular seat (212), said slip ring (5) also having a friction piece (53) thereon for frictionally engaging with said friction track (211), said slip ring (5) having inner walls (51) on a radially inner circumference thereof seperated by two diametrically opposite securement slots (511); (c) a U-shaped bracket (4) having a center portion with a hole therethrough and two side portions, said side portions each having a respective catch (41) on an outer surface thereof for engagement with said annular protrusion (52), said two side portions being flexible so as to be engageable with said securement slots (511), said U-shaped bracket (4) being securable by a bolt (14) at said center portion thereof to said motorcycle helmet, a fixing post (42) protruding from said center portion away from said side portions for engaging with a fixing hole (15) on said motorcycle helmet so as to prevent rotation of said U-shaped bracket (4); (d) a cover plate (3) for covering said visor ring (21), slip ring (5), and said U-shaped bracket (4); said cover plate (3) having an annular wall (32) on an inner surface thereof which is frictionally engageable with an inner surface of each side portion said U-shaped bracket (4), said cover plate (3) having a plurality of evenly spaced fixing stubs (31) protruding from said inner surface thereof, said motorcycle helmet having a plurality of engagement holes (11) corresponding to said fixing stubs (31), said fixing stubs (31) fitting through said engagement holes (11) and fixably engaging with a plurality of receptacles (13); and said visor ring (21) being fixable at a wide range of angles about said slip ring (5).
Claim 2
Dependent Claim
347 words
A motorcycle helmet wind visor adjustment device for a motorcycle helmet comprising: (a) a wind visor (2) with respective visor rings (21) on each distal end thereof, each said visor ring (21) having a friction track (211) on an outer surface thereof, each said visor ring (21) also having an annular seat (212) on an inner circumference thereof; (b) a slip ring (5) which has an annular protrusion (52) thereon for rotatably engaging said annular seat (212), said slip ring (5) also having a friction piece (53) thereon for frictionally engaging with said friction track (211), said slip ring (5) having inner walls (51) on a radially inner circumference thereof seperated by two diametrically opposite securement slots (511); (c) a U-shaped bracket (4) having a center portion with a hole therethrough and two side portions, said side portions each having a respective catch (41) on an outer surface thereof for engagement with said annular protrusion (52), said two side portions being flexible so as to be engageable with said securement slots (511), said U-shaped bracket (4) being securable by a bolt (14) at said center portion thereof to said motorcycle helmet, a fixing post (42) protruding from said center portion away from said side portions for engaging with a fixing hole (15) on said motorcycle helmet so as to prevent rotation of said U-shaped bracket (4); (d) a cover plate (3) for covering said visor ring (21), slip ring (5), and said U-shaped bracket (4); said cover plate (3) having an annular wall (32) on an inner surface thereof which is frictionally engageable with an inner surface of each side portion said U-shaped bracket (4), said cover plate (3) having a plurality of evenly spaced fixing stubs (31) protruding from said inner surface thereof, said motorcycle helmet having a plurality of engagement holes (11) corresponding to said fixing stubs (31), said fixing stubs (31) fitting through said engagement holes (11) and fixably engaging with a plurality of receptacles (13); and said visor ring (21) being fixable at a wide range of angles about said slip ring (5).
References Cited (Backward Citations)
US2944263A
Cited
US3274613A
Cited
GB1560723A
Cited
GB2052244A
Cited
US4305160A
Cited
GB2087222A
Cited
GB2153003A
Cited
US4807305A
Cited
US4907299A
Cited
US4885806A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1994-04-08 | 1994-10-08 | 1995-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1998-04-08 | 1998-10-08 | 1999-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2002-04-08 | 2002-10-08 | 2003-04-09 | $7700.00 | Window Closed / Lapsed |