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US 6,206,151 B1Granted
Ventilated pad for a bicycle disc brake
AssigneeShimano Inc.
InventorYasushi Nakamura
Life of this patent
Estimating the term…
Abstract
A brake pad for a bicycle includes a backing plate having a front surface, a rear surface, and a friction pad disposed on the front surface of the backing plate. The rear surface of the backing plate includes a groove to facilitate heat dissipation caused by friction between the friction pad and the brake disc.
Claims29
A brake pad for a bicycle comprising:
- a backing plate having a front surface, a rear surface, a leading edge, a trailing edge, a first side edge, and a second side edge;
- wherein a distance between the leading edge and the trailing edge is greater than a distance between the first side edge and the second side edge;
- a friction pad disposed on the front surface of the backing plate;
- wherein the rear surface of the backing plate includes a first groove that extends only partially through the backing plate;
- and
- wherein the first groove is disposed substantially equidistant of the leading edge and the trailing edge of the backing plate and extends in a direction from the first side edge toward the second side edge of the backing plate.
3 more elements
A brake pad for a bicycle comprising:
- a backing plate having a front surface, a rear surface, a leading edge, a trailing edge, a first side edge, and a second side edge;
- a friction pad disposed on the front surface of the backing plate;
- wherein the rear surface of the backing plate includes a first groove;
- wherein the first groove is disposed between a central portion of the backing plate and one of either the leading edge of the backing plate or the trailing edge of the backing plate;
- and
- wherein the backing plate further includes a ventilating hole disposed in the first groove and extending only partially through the backing plate.
3 more elements
The brake pad according to claim 13 wherein the backing plate includes a plurality of the ventilating holes disposed in the first groove.
A brake pad for a bicycle comprising:
- a backing plate having a front surface, a rear surface, a leading edge, a trailing edge, a first side edge, and a second side edge;
- wherein a distance between the leading edge and the trailing edge is greater than a distance between the first side edge and the second side edge;
- a friction pad disposed on the front surface of the backing plate;
- wherein the rear surface of the backing plate includes a first groove;
- wherein the first groove is disposed between a central portion of the backing plate and one of either the leading edge of the backing plate or a trailing edge of the backing plate and extends in a direction from the first side edge of the backing plate toward the second side edge of the backing plate;
- and
- wherein the first side edge of the backing plate defines a plurality of cooling fins.
4 more elements
A brake pad for a bicycle comprising:
- a backing plate having a front surface and a rear surface;
- a friction pad disposed on the front surface of the backing plate;
- wherein the rear surface of the backing plate includes:
- a first groove disposed in a central portion of the backing plate;
- a second groove disposed between a leading edge of the backing plate and the first groove;
- and
- a third groove disposed between the first groove and a trailing edge of the backing plate;
- and
- wherein the first groove, the second groove and the third groove each extend substantially perpendicular to a longitudinal axis of the brake pad.
6 more elements
A brake pad for a bicycle comprising:
- a backing plate having a front surface and a rear surface;
- a friction pad disposed on the front surface of the backing plate;
- wherein the rear surface of the backing plate includes:
- a first groove disposed in a central portion of the backing plate;
- a second groove disposed between a leading edge of the backing plate and the first groove;
- and
- a third groove disposed between the first groove and a trailing edge of the backing plate;
- and
- wherein the backing plate further includes:
- a first ventilating hole disposed in the first groove;
- a second ventilating hole disposed in the second groove;
- and
- a third ventilating hole disposed in the third groove.
10 more elements
A brake pad for a bicycle comprising:
- a backing plate having a front surface, a rear surface, a leading edge, a trailing edge, a first side edge and a second side edge;
- wherein a distance between the leading edge and the trailing edge is greater than a distance between the first side edge and the second side edge;
- a friction pad disposed on the front surface of the backing plate;
- wherein the rear surface of the backing plate includes a groove;
- wherein the groove is disposed in a central portion of the backing plate and extends in a direction from the first side edge of the backing plate toward the second side edge of the backing plate;
- and
- a plurality of cooling fins extending from at least one of the first side edge or the second side edge.
4 more elements
A brake pad for a bicycle comprising:
- a backing plate having a front surface and a rear surface;
- a friction pad disposed on the front surface of the backing plate;
- wherein the rear surface of the backing plate includes a first groove;
- wherein the first groove is disposed between a central portion of the backing plate and one of either a leading edge of the backing plate and a trailing edge of the backing plate;
- wherein a first side edge of the backing plate defines a plurality of first cooling fins;
- and
- wherein an opposite second side edge of the backing plate defines a plurality of second cooling fins.
4 more elements
A brake pad for a bicycle comprising:
- a backing plate having a front surface, a rear surface, a leading edge, a trailing edge, a first side edge, and a second side edge;
- wherein a distance between the leading edge and the trailing edge is greater than a distance between the first side edge and the second side edge;
- a friction pad disposed on the front surface of the backing plate;
- wherein the rear surface of the backing plate includes;
- a first groove disposed in a central portion of the backing plate;
- a second groove disposed between a leading edge of the backing plate and the first groove;
- a third groove disposed between the first groove and a trailing edge of the backing plate;
- wherein each of the first groove, the second groove and the third groove extends in a direction from the first side edge of the backing plate toward the second side edge of the backing plate;
- and
- wherein the first side edge of the backing plate defines a plurality of first cooling fins.
7 more elements
A brake pad for a bicycle comprising:
- a backing plate having a front surface and a rear surface;
- a friction pad disposed on the front surface of the backing plate;
- wherein the rear surface of the backing plate includes:
- a first groove disposed in a central portion of the backing plate;
- a second groove disposed between a leading edge of the backing plate and the first groove;
- and
- a third groove disposed between the first groove and a trailing edge of the backing plate;
- wherein a first side edge of the backing plate defines a plurality of first cooling fins;
- and
- wherein an opposite second side edge of the backing plate defines a plurality of second cooling fins.
7 more elements
A brake pad for a bicycle comprising:
- a substantially flat backing plate having a front surface;
- a rear surface;
- a leading edge;
- a trailing edge;
- a first side edge;
- and a second side edge;
- wherein a distance between the leading edge and the trailing edge is greater than a distance between the first side edge and the second side edge;
- a friction pad disposed on the front surface of the backing plate;
- and
- wherein the first side edge of the backing plate defines a plurality of cooling fins extending in a direction from the first side edge toward the second side edge.
7 more elements
A brake pad for a bicycle comprising:
- a backing plate having a front surface and a rear surface;
- a friction pad disposed on the front surface of the backing plate;
- wherein a first side edge of the backing plate defines a plurality of first cooling fins;
- and
- wherein an opposite second side edge of the backing plate defines a plurality of second cooling fins.
2 more elements
A brake pad for a bicycle comprising:
- a backing plate having a front surface and a rear surface;
- a friction pad disposed on the front surface of the backing plate;
- wherein the rear surface of the backing plate includes a groove;
- wherein the groove is disposed in a central portion of the backing plate;
- and
- wherein the backing plate further includes a ventilating hole disposed in the groove, wherein the ventilating hole extends only partially through the backing plate.
3 more elements
A brake pad for a bicycle comprising:
- a backing plate having a front surface and a rear surface;
- a friction pad disposed on the front surface of the backing plate;
- wherein the rear surface of the backing plate includes a groove;
- wherein the groove is disposed in a central portion of the backing plate;
- wherein a first side edge of the backing plate defines a plurality of first cooling fins;
- and
- wherein an opposite second side edge of the backing plate defines a plurality of second cooling fins.
4 more elements
Dependencies are inferred from the claim text.