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differential unit. The setting of the joint with shims will cause variable loading on a conventional O-ring or gasket. The gasket has tubular sections which align with the oil-feed passages in the components of the axle. The flange of the gasket (43) can have a thickness, and compressibility characteristics, selected such that pressure applied to the flange is greater than pressure applied to the shim, but this condition may be reversed.
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bustion engines is claimed to overcome the problems of valve area, variable timing potential, sealing and lubricant consumption associated with previous designs.
A tool that is intended for the repair of a sealing land downhole forms the subject of this patent. A motor rotates a polishing cylinder that features spirally-wound vanes. A reservoir of resin or other repair material is connected to an injection pump to deliver the material as the vanes are rotati
A tool that is intended for the repair of a sealing land downhole forms the subject of this patent. A motor rotates a polishing cylinder that features spirally-wound vanes. A reservoir of resin or other repair material is connected to an injection pump to deliver the material as the vanes are rotati
A new seal wire for glass is described in this patent. It has an outer iron layer instead of copper on the traditional dumet core wire. The weight ratio between iron and alloy in the whole glass seal wire is controlled, so that the expansion coefficient of the composite wire is close to that of the