Valved vent assembly for a body collection pouch
US4863447A · kind A · utility
Inventor
Key dates
| Filing date | Jun 9, 1988 |
| Grant date | Sep 5, 1989 |
| Priority date | — |
| Expiry date | Jun 9, 2008 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F5/441
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A vented valve assembly for venting gas from a body collection pouch comprises structure for manually venting the gas from the pouch. The structure for manually venting the gas from the pouch include a housing, the walls of which define a chamber. The housing also includes an inlet and an outlet, the inlet adapted to be connected to the pouch. A valve for venting the gas from the pouch through the chamber from the inlet to the outlet is also provided which includes a valve seat located in the chamber adjacent the inlet, a valve stem extending in the chamber, a button attached to one end of the valve stem and extending out from the outlet, and a valve element attached to the other end of the valve stem and of a diameter smaller than that of the valve seat. The valve element being moveable between a closed position in close fit engagement with the valve seat and an open position remote from the valve seat upon the displacement of the button.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.