Patent US3655219A successfully refreshed from Google Patents.
US3655219A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable twin-strut handlebar construction
Assignee: AMF Inc
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Filing: 1970-08-28
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Granted: 1972-04-11
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Expires: 1990-08-28
Abstract
Abstract Handlebar construction in which a triangular shaped bracket and clamps are used to connect a separate handlebar to twin-struts.
Inventors
- 👤 William F Jacoby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:56
CPC Classifications
B; B62; B62K; B62K21/00; B62K21/12; B62K21/16; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20732; Y10T74/2078; Y10T74/20792; Y10T74/2081
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
147 words
An adjustable twin-strut handlebar construction, comprising a pair of spaced, parallel and vertical extending struts and being adapted to have their opposite ends connected to the opposite ends respectively of a bicycle steering wheel fork, said means comprising a generally triangular shaped plate having an apertured tip and an opposite downwardly extending flange, a transversely extending clamping strap positioned along one side of said flange, opposite ends of said clamping strap embracing the upper end of said struts, and a pair of vertically extending spaced clamping straps positioned along the other side of said flange, a handlebar, said pair of clamping straps embracing the central portion of said handlebar, pairs of aligned apertures formed in all three of said clamping straps and flange and a pair of clamping bolts extending through said aligned apertures for clamping said straps about said struts and handlebar and to said flange.
Claim 2
Dependent Claim
147 words
An adjustable twin-strut handlebar construction, comprising a pair of spaced, parallel and vertical extending struts and being adapted to have their opposite ends connected to the opposite ends respectively of a bicycle steering wheel fork, said means comprising a generally triangular shaped plate having an apertured tip and an opposite downwardly extending flange, a transversely extending clamping strap positioned along one side of said flange, opposite ends of said clamping strap embracing the upper end of said struts, and a pair of vertically extending spaced clamping straps positioned along the other side of said flange, a handlebar, said pair of clamping straps embracing the central portion of said handlebar, pairs of aligned apertures formed in all three of said clamping straps and flange and a pair of clamping bolts extending through said aligned apertures for clamping said straps about said struts and handlebar and to said flange.
Claim 3
Dependent Claim
104 words
In an adjustable twin-strut handlebar construction as in claim 1, wherein said apertured tip comprises the rear end of said plate, said first mentioned clamping strap being positioned behind said flange and having its opposite ends turned over on itself, said pair of spaced clamping straps being generally U-shaped and being positioned in front of said flange, and nuts on said bolts for clamping said straps about said struts and handlebar and to said flange and for loosening said pair of clamping straps with respect to said handlebar to permit adjustment of the relative position thereof with respect to said bicycle steering wheel fork.
Claim 4
Dependent Claim
98 words
In an adjustable twin-strut handlebar construction as in claim 2, wherein the upper ends of said struts are cut off at said first mentioned clamping strap, said struts comprising a pair of hollow tubes, a pair of cap insErts for closing the upper ends of said hollow tube struts, said handlebar central portion having a reinforcing insert positioned therein, and said pairs of aligned apertures comprising two holes in said flange, four holes in said first mentioned clamping strap, and two holes in each of said pair of clamping straps, and a lock washer on each of bolts.
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) | 1975-04-11 | 1975-10-11 | 1976-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-04-11 | 1979-10-11 | 1980-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-04-11 | 1983-10-11 | 1984-04-11 | $7700.00 | Window Closed / Lapsed |