Pump or valve seal
- Publisher
- Elsevier Science
- Year
- 2008
- Tongue
- English
- Weight
- 260 KB
- Volume
- 2008
- Category
- Article
- ISSN
- 1350-4789
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β¦ Synopsis
milling coal products there is the potential for explosions within the mill. To contain this overpressure the proposed design uses one or more piston rings as rotary shaft seals. A peg is located at the butt joint to prevent rotation of the ring.
π SIMILAR VOLUMES
## Seal ring Applicans: NOK Corporation, Japan This patent describes a design of butt joint for pistons rings which from the description are used as shaft seals. The rings have a stepped butt joint and one half of the joint has a surface that slopes in the circumferential direction and is engaged
This rotary valve design for internal combustion engines is claimed to overcome the problems of valve area, variable timing potential, sealing and lubricant consumption associated with previous designs.