Seal ring and joint
US10415729B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Nov 1, 2010 |
| Grant date | Sep 17, 2019 |
| Priority date | — |
| Expiry date | Jul 15, 2032 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16L23/20
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A seal ring and connection joint for conduits, pressure vessels or the like. A conduit joint can have an annular seal ring with an inner integrally formed sealing portions, an outer integrally formed sealing portion, and an interconnecting web portion, the inner sealing portions comprising a pair of inner annular seal lips facing the outer sealing portion and extending in a transverse direction to the web portion, the outer seal portion including a pair of outer annular seal lips facing the inner seal portion and extending in a transverse direction to the web portion, which web portion extends radially between the pair of seal lips on the inner seal portion and the pair of seal lips on the outer seal portion, the seal ring being interposed at an interface between a pair of conduit or vessel defining members, the conduit or vessel defining members being each provided at the interface with an annular ridge portion, wherein upon initial seating of the ridge portion with the seal ring prior to tightening the joint, one of either the inner or outer annular seal lips contacts a the ridge portion, whereas the other of the inner or outer annular seal lips is offset from the ridge portion b…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.