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 by the opposing half of the ring.
Cap with a seal
- Publisher
- Elsevier Science
- Year
- 2009
- Tongue
- English
- Weight
- 210 KB
- Volume
- 2009
- Category
- Article
- ISSN
- 1350-4789
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โฆ Synopsis
Sealing Technology 13 that has seal grooves on the outside and inside diameters. O-rings are fitted in the grooves and there may be two or three grooves each side, with additional groove providing for additional seals that, it is claimed, will provide improved sealing. The number of grooves can for instance be selected depending on the pressure to be sealed. The O-rings may be replaced by square rings or O-rings with lips.
๐ SIMILAR VOLUMES
This patent describes a double mechanical seal system that is particularly intended for abrasives and other harsh applications. In order to provide cooling flow circulation close to the seal faces, a series of axial grooves are machined in the shaft sleeve. The design also provides a drive or anti-r