Bicycle seat post assembly
First Claim
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1. A bicycle seat post assembly, comprising:
- a seat clamp portion;
an elongate, tubular seat post portion having a fixed length and supporting said seat clamp portion on an upper end of said seat post portion, said seat post portion having a lower portion, an upper portion and an intermediate portion, said lower portion configured to be secured to a bicycle frame, a wall of said seat post portion defining an outer wall portion and an internal wall portion, said internal wall portion defining a cavity;
a damping member positioned within said cavity and contacting said internal wall, said damping member comprising a vibration damping material.
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Accused Products
Abstract
A seat post assembly for a bicycle arranged to reduce vibrations that originate at either the front or rear wheel of the bicycle and are transmitted to the rider of the bicycle through the frame. Desirably, the seat post assembly is configured to be supported by a bicycle frame and is configured to support a bicycle seat on its upper end. Preferably, an upper portion of the seat post defines a cavity. A damping member comprised of a vibration damping material is positioned within the cavity. Preferably, the cavity passes completely through the seat post in a lateral direction and the damping member is retained within the cavity by a friction fit therebetween.
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Citations
32 Claims
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1. A bicycle seat post assembly, comprising:
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a seat clamp portion;
an elongate, tubular seat post portion having a fixed length and supporting said seat clamp portion on an upper end of said seat post portion, said seat post portion having a lower portion, an upper portion and an intermediate portion, said lower portion configured to be secured to a bicycle frame, a wall of said seat post portion defining an outer wall portion and an internal wall portion, said internal wall portion defining a cavity;
a damping member positioned within said cavity and contacting said internal wall, said damping member comprising a vibration damping material. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A bicycle seat post assembly, comprising:
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a seat clamp portion;
an elongate, tubular seat post portion supporting said seat clamp portion on an upper end of said seat post portion, said seat post portion configured to be secured to a bicycle frame, a wall of said seat post portion defining an outer wall portion and an internal wall portion, said internal wall portion extending from a first side of said outer wall portion to a second side of said outer wall portion opposite said first side and defining a cavity;
a damping member positioned within said cavity and contacting said internal wall, said damping member comprising a vibration damping material, wherein each of said outer wall portion and said damping member define a portion of an external surface of said seat post assembly. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20, 21)
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22. A bicycle, comprising:
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a frame;
a front wheel and a rear wheel connected to said frame;
a pedal crank assembly rotatably supported by said frame and configured to drive said rear wheel;
a seat post assembly secured to said frame and supporting a seat on an upper end of said seat post assembly, said seat post assembly comprising;
a seat clamp portion;
an elongate, tubular seat post portion having a fixed length and supporting said seat clamp portion on an upper end of said seat post portion, said seat post portion having a lower portion, an upper portion and an intermediate portion, said lower portion secured to said frame, a wall of said seat post portion defining an outer wall portion and an internal wall portion, said internal wall portion extending from a first side of said outer wall portion to a second side of said outer wall portion opposite said first side and defining a cavity;
a damping member positioned within said cavity and contacting said internal wall, said damping member comprising a vibration damping material. - View Dependent Claims (23, 24, 25, 26, 27, 28, 29, 30, 31, 32)
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Specification