Clutch with wire pivot ring having straight sections
US9476462B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 9, 2015 |
| Grant date | Oct 25, 2016 |
| Priority date | — |
| Expiry date | Apr 28, 2035 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16D2021/0669
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A pivot ring for a clutch includes a central axis; a plurality of circumferentially curved portions; a plurality of engagement portions, each engagement portion circumferentially disposed between respective first and second circumferentially curved portions from the plurality of circumferentially curved portions and including: an alignment portion; a first and second stiffened attachment portions extending in lines from the alignment portion to the adjacent curved portions; and, first and second circumferential distal ends. Each engagement portion is arranged to receive a respective lever for the clutch; and, the first and second distal ends are arranged to fixedly connect to the clutch. Also presented is a clutch assembly including: an axis of rotation; a pressure plate having opposing first and second surfaces; a plurality of levers, and the pivot ring. Each lever is pivotably connected to a respective engagement portion, such that the plurality of levers is displaceable to close the clutch.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.