Mold for brake pad friction material, manufacturing apparatus, manufacturing method, preform, and brake pad
US10144189B2 · kind B2 · utility
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5Claims
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Key dates
| Filing date | Jun 17, 2014 |
| Grant date | Dec 4, 2018 |
| Priority date | — |
| Expiry date | Jun 17, 2034 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16D2200/0086
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A mold of a brake pad friction material, including a mold member fitted into a mold frame into which a powder material of the brake pad friction material is put, in which the mold member is configured such that a pressing surface in a surface of the mold member, which forms a region abutting the powder material put into a mold frame, has a concave shape that is formed by being gradually recessed from both end portion sides to a center portion side of the pressing surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.