Slide disc seal arrangement for a roll of a paper making or finishing machine or the like
US6004249A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Jul 13, 1998 |
| Grant date | Dec 21, 1999 |
| Priority date | — |
| Expiry date | Jul 13, 2018 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16J15/3224
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A slide disc seal for use in a roll of a paper or board making machine or finishing apparatus, which roll comprises a stationary axle (1) and a rotatable shell (2) with an end element (8) at each end and bearing elements (3) at each end of the roll. The slide disc seal comprises a circular sliding surface (10) on the end element (8), a chamber (18) on the other of the components (1) placed axially on the area of the sliding surface (10) and extending radially in relation to the sliding surface (10), and a ring-shaped sliding seal disc (15) having an inner edge, an outer edge and a lip seal (16) on one of the edges, the seal disc (15) being slidingly fitted within the chamber (18) so that the edge having the lip seal (16) is against the sliding surface (10) and the other edge of the seal disc (15) is within the chamber (18).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.