Drain system for a sterilization apparatus
US10046072B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 18, 2012 |
| Grant date | Aug 14, 2018 |
| Priority date | — |
| Expiry date | Jun 3, 2033 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L2202/123
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A sterilization apparatus is disclosed for sterilization of objects. The sterilization apparatus includes a chamber for receiving the objects, the chamber including a sterilization medium inlet and outlet; an inlet flow control device for controlling a supply of a sterilization medium to the chamber; a drain system for controllable discharge of fluid from the chamber; and a control unit configured to control the inlet flow control device and drain system in accordance with a sterilization scheme. The drain system includes: a drain inlet connected to the sterilization medium outlet; a drain outlet connected to a vacuum system for evacuating the chamber; a first conduit connecting the drain inlet and outlet; and a proportional valve, arranged along the first conduit, controllable by the control unit to partly restrict fluid flow through the first conduit according to a continuous relation between a control parameter and a valve opening of the proportional valve.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.