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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 previously undergone injection moulding, as part or the whole of the resin material for the section containing the boss on the gasket.
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Freudenberg-NOK GP,
This patent describes a safety seal for protecting the contents of a container. The seal is made of metal foil,
the groove prior to assembly. As the component is assembled the seal is compressed radially inwards against the external surface of the tubing. A pressure port is provided -from the high pressure side to the outside diameter of the seal -for additional 'energisation'.
## FEATURE the gasket has been placed into the connection, the bolts are loosely installed and then tightened in stages as recommended by ASME PCC-1. [2] Bolt tightening in stages, utilizing a cross-pattern sequence, allows for uniform distribution of the stresses in the gasket and throughout the m