Inhalation apparatus
US4686354A · kind A · utility
209Cited by
6References
1Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 31, 1986 |
| Grant date | Aug 11, 1987 |
| Priority date | — |
| Expiry date | Mar 31, 2006 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2205/3368
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A composite flexible delivery hose 1 for use with a medical humidifier comprises an inner tubular member 2 around which is spirally wound a heater cable 4. The heater cable 4 includes an outer body 6 of electrically insulating material in which is embedded an electrical resistance heater wire 8, a wire 10 interconnecting temperature sensors arranged one at each end of the hose and a thermoplastic support wire 12.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.