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US 6,632,857 B1Granted
Friction material
AssigneeAkebono Brake Industry Co., Ltd.
InventorsOsamu Nakajima, Akihiro Hikichi
Life of this patent
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Abstract
A friction material comprising a fibrous reinforcement, a friction modifier, and a binder. An abrasive component of the friction material includes non-fibrous particulate matters having the same material as fibrous matters of rock wool, slag wool, and ceramics including Al2O3—SiO2 as a main component, but the fibrous matters are not contained.
Claims7
A friction material comprising:
- a fibrous reinforcement;
- a friction modifier;
- a binder;
- and
- an abrasive component;
- wherein said abrasive component includes non-fibrous particulate matters having a constituent the same as at least one of rock wool, slag wool, and ceramics, each of which includes Al2O3—SiO2 as a main component, and does not include fibrous matters of rock wool, slag wool, and ceramics, each of which includes Al2O3—SiO2 as a main component;
- and
- wherein said non-fibrous particulate matter is one of shot and crushed matter.
5 more elements
Dependencies are inferred from the claim text.