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US4462267A Expired / Lapsed US ⏱️ 0.0 years remaining

Handlebar for a bicycle

Assignee: Shimano Inc
•
Filing: 1981-02-18
•
Granted: 1984-07-31
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Expires: 2001-02-18
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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 02:49
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.

References Cited (Backward Citations)

US576573A Cited
GB190516714A Cited
FR884159A Cited
US2583609A Cited
FR1016016A Cited
FR1038667A Cited
FR1086626A Cited
US3905242A Cited
US4245522A Cited
DE2930206A1 Cited
DE2931826A1 Cited

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

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