Airbag for blood pressure measuring device and method of manufacturing the same
US9872625B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Dec 1, 2014 |
| Grant date | Jan 23, 2018 |
| Priority date | — |
| Expiry date | Apr 11, 2036 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T156/1051
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
An airbag for a blood pressure measuring device for fixing a cuff, including: a main sheet member which spreads in two layers forming a bag body, wherein a constricted portion is formed on the bag body, the constricted portion narrowing the air chamber with respect to the width direction, a pair of sub sheet members are disposed so as to correspond to the respective layers of the main sheet member, the sub sheet member occupying a region including at least a portion corresponding to the constricted portion, and the pair are respectively welded to the layers of the main sheet member at the constricted portion, the pair being welded to the corresponding layers of the main sheet member at a center near portion away from the constricted portion toward a center side with respect to the width direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.