Low-noise chain
US10443685B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Nov 18, 2016 |
| Grant date | Oct 15, 2019 |
| Priority date | — |
| Expiry date | Jul 5, 2037 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H55/30
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A chain may be engageable with a chainwheel assembly that includes a plurality of chainwheels having different tooth counts. The chain includes a plurality of inner links having inner link plates, a plurality of outer links having outer link plates, and a plurality of pins joining the outer and inner links in alternating sequence. The chain also may include the inner link plate having a chamfer disposed on a surface of a link plate, the chamfer disposed on a central region of an inner link extending between two points, the chamfer having a contour between the two points that is discontinuous at a central region of the inner link plate. The chain also may include a second chamfer and the first chamfer forming a ridge of constant thickness therebetween.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.