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KNORR-BREMSE RAIL SYSTEMS (UK) LTD.
| KNORR-BREMSE RAIL SYSTEMS (UK) LTD. Patent applications | ||
| Patent application number | Title | Published |
|---|---|---|
| 20110049399 | PRESSURE EQUALISATION DEVICE - A pressure equalisation device adapted to be operatively connected to an enclosure, the device including an air passage which, when the device is so connected to the enclosure, provides a fluid communication between the interior of the enclosure and atmosphere, the air passage containing a barrier wall comprising an air permeable membrane forming a micro-particulate filter. | 03-03-2011 |