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๐ SIMILAR VOLUMES
## Martin Engineering Co, USA This invention pertains to seals that are used to retain bulk material on conveyor belt systems. A pair of seal lips are moulded on each side of a sealing strip. When the seals on one of the first and second halves of the seal member become excessively worn, the seal
This patent describes a seal that is designed to have excellent plasma resistance and sealing, and can prevent an O-ring from being extruded into a gap on the vacuum side. A plasma-resistant seal of PTFE ( 6) is fitted between an O-ring (5) and the plasma radiation. The Oring works as the main seal,
them is significantly small, it does not affect the reciprocation of the displacer. As the seal is provided so as not to be restricted axially and radially, the displacer is kept closely contacted with the inner peripheral surface of the cylinder even if the displacer shifts eccentrically.
Dynamic sealing ## Material designed for high thermalmechanical stresses A new material designed for high thermal-mechanical stresses has been introduced by Reinz-Dichtungs GmbH. The newly developed material features a strongly expanded metal mesh reinforcement with a layer of asbestos-free soft