US4462267A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Handlebar for a bicycle
Assignee: Shimano Inc
•
Filing: 1981-02-18
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Granted: 1984-07-31
•
Expires: 2001-02-18
Abstract
Abstract A handlebar for a bicycle, which comprises a bar body having a mounting portion for a handle stem of the bicycle and gripping members each having a gripping portion, the bar body and gripping members being separate from each other, the gripping members being provided with support brackets for supporting control levers respectively.
Inventors
- 👤 Keizo Shimano
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 02:37
CPC Classifications
B; B62; B62K; B62K21/00; B62K21/26; B62K21/12; B62K23/00; B62K23/02; B62K23/06; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20207; Y10T74/20256; Y10T74/20268; Y10T74/2028; Y10T74/20287; Y10T74/20576; Y10T74/20732; Y10T74/2078
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
238 words
A handlebar for a bicycle, comprising a bar body having a mounting portion through which said handlebar is mounted on a handle stem, a pair of gripping members which have a length permitting them to be graspable by a cyclist's hands and which are positioned at both lengthwise sides of said bar body, said bar body and each of said gripping members being separate from each other, each of said gripping members having an integral support bracket for supporting a control lever, a control lever supported to each of said brackets in a position where it opposes a respective gripping member and a fixing means provided between said bar body and each of said gripping members for fixing each of said gripping members to said bar body, said bar body further comprising straight portions extending substantially horizontally from said mounting portion and first bent portions curving forwardly from ends of said straight portions respectively, each of said gripping members being formed in a substantially U-like shape and comprising a second bent portion and a second straight portion, said second bent portion being provided with an upper end opposite to said first bent portion, extending forwardly from said upper end, and curving downwardly and rearwardly, said second straight portion extending rearwardly from a lower rear end of said second bent portion, so that said bar body and each of said gripping members fixed thereto, form a drop type handlebar.
Claim 2
Dependent Claim
238 words
A handlebar for a bicycle, comprising a bar body having a mounting portion through which said handlebar is mounted on a handle stem, a pair of gripping members which have a length permitting them to be graspable by a cyclist's hands and which are positioned at both lengthwise sides of said bar body, said bar body and each of said gripping members being separate from each other, each of said gripping members having an integral support bracket for supporting a control lever, a control lever supported to each of said brackets in a position where it opposes a respective gripping member and a fixing means provided between said bar body and each of said gripping members for fixing each of said gripping members to said bar body, said bar body further comprising straight portions extending substantially horizontally from said mounting portion and first bent portions curving forwardly from ends of said straight portions respectively, each of said gripping members being formed in a substantially U-like shape and comprising a second bent portion and a second straight portion, said second bent portion being provided with an upper end opposite to said first bent portion, extending forwardly from said upper end, and curving downwardly and rearwardly, said second straight portion extending rearwardly from a lower rear end of said second bent portion, so that said bar body and each of said gripping members fixed thereto, form a drop type handlebar.
Claim 3
Dependent Claim
34 words
A handlebar for a bicycle according to claim 1, wherein said brackets integrally provided at said gripping members project upwardly from the front portions of said second bent portions at said gripping members respectively.
Claim 4
Dependent Claim
26 words
A handlebar for a bicycle according to claim 1, wherein a control lever is pivotally supported to said support bracket at each of said gripping members.
Claim 5
Dependent Claim
18 words
A handlebar for a bicycle according to claim 1, wherein said gripping members have said fixing means respectively.
Claim 6
Dependent Claim
92 words
A handlebar for a bicycle according to claim 4, wherein each of said gripping members is provided at its end to be fixed to said bar body with a cylindrical clamp, and said bar body is formed of a pipe, so that said clamp is adapted to be fitted into one end of said bar body, said gripping members each having a frustoconical actuator which expands said clamp in diameter and press-contacts with the inner periphery of said bar body and a screw member for moving said actuator lengthwise of said clamp.
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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) | 1987-07-31 | 1988-01-30 | 1988-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-07-31 | 1992-01-30 | 1992-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-07-31 | 1996-01-30 | 1996-07-31 | $7700.00 | Window Closed / Lapsed |