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Piston ring
The invention relates to a tool (26) which is used for the manual installation of a gasket (10) in a groove, in particular for vehicle body sealing strips. The gasket has two axial symmetric wings (14, 16). The tool has two L-shaped extensions (32, 24) which entrain part of the sealing wings (14a, 1
This patent describes brush seals designs that are intended to extend the range of applications that could be sealed using such seals. Typical high temperature alloy bristles are said to be limited to 365 m/s and 800ยฐC. Typically ceramic or polymeric fibres are very thin, 2-3 ฮผm diameter. Brush seal
This patent describes a gasket for an alkaline dry cell which is injection moulded in 6-12 nylon, and is designed to inhibit crack formation occurring when a collector is inserted through the central boss. The problem is overcome by using recycled polyhexamethylene dodecamide resin, which has previo
Baker Hughes Inc. USA This patent describes the construction of a downhole pump that includes an electric motor containing a dielectric lubricant. A seal section is mounted to the motor for reducing the pressure differential between the lubricant in the motor and the well bore fluid. A mechanical sh