Rotary joint assembly for a tire inflation system
US10933702B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 28, 2016 |
| Grant date | Mar 2, 2021 |
| Priority date | — |
| Expiry date | Nov 29, 2037 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60C23/00372
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A rotary joint assembly for a tire inflation system includes a rotating portion. The rotating portion is attached to a wheel rim for rotation therewith. The rotating portion includes a center portion which has an air passageway formed therein. The rotary joint assembly also includes a non-rotating portion. The non-rotating portion has a non-rotating portion air passageway formed therein. The non-rotating portion air passageway is in fluid communication with the air passageway formed in the rotating portion via a chamber. A pair of annular sealing members are attached to the rotating portion and sealingly contact a sealing surface of the non-rotating portion. The annular sealing members define an inboard end and an outboard end of the chamber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.