Wheel and rim with inner flange having strip weight reduction sockets
US11052703B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 29, 2018 |
| Grant date | Jul 6, 2021 |
| Priority date | — |
| Expiry date | Sep 20, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60B2900/111
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A rim with an inner flange having strip weight reduction sockets and a wheel are provided. The rim includes the inner flange, a middle portion and an outer flange which are all annular and are connected end to end to form an annular rim, in which trapezoidal weight reduction sockets are provided on the inner wall of the inner flange; the bottom edges of the weight reduction sockets are flush with the edge of the inner flange; the top edge of each weight reduction socket has fillets; and the weight reduction sockets have a bottom edge length of 5-30 mm, a height of 15-60 mm, a top edge length of 5-15 mm, a base angle of 72-83°, and a depth of 1-5 mm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.