Strap assembly, strap connector, headgear, headgear assembly, method of forming headgear, tubular connector, patient interface and method of joining straps
US11253668B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 9, 2017 |
| Grant date | Feb 22, 2022 |
| Priority date | — |
| Expiry date | Feb 1, 2039 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2210/0618
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
FIGS. 1-16D & 66A-92D disclose a large variety of methods of forming the headgear for use in combination with a breathing apparatus including a unitary plastic core within textile casings. In some configurations, the plastic core material penetrates or bursts-through the textile casing of the straps. Some configurations include over moulding, alignment posts, T-joints and joint housings with injection aperture. FIGS. 17-65 & 93A-94C disclose a large variety of different headgear arrangements including top strap, front strap, rear strap and pairs of straps extending from the mask above and below the ear to meet behind the ear. FIGS. 95-121B disclose a large variety of connectors connecting the headgear assembly to the mask assembly where the headgear, mask and connector form a closed loop the connector is disengaged with the mask assembly.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.