Stepped piston for disk brake with oversized footing
US11230275B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 1, 2019 |
| Grant date | Jan 25, 2022 |
| Priority date | — |
| Expiry date | Mar 24, 2040 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16D2127/06
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A piston configured for use in a brake system is disclosed. The piston can comprise: a body; and a footing; the footing positioned adjacent an end of the body, and having a recess that receives a central portion of the end; during operation of the brake system, the footing extends along a brake pad, and is configured to exert force on the brake pad during actuation of the disk brake system; and the footing having a face configured to contact the brake pad, the face having a length and a width, wherein the length is longer than an outside width of the body, and the length is greater than the width, and/or the face having a cross-sectional area normal to a direction of travel of the piston that is larger than a cross-sectional area of the piston body that is normal to the direction of travel of the piston.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.