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Housekeeper seal
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Housekeeper seal

industry
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The Information Architects of Encyclopaedia Britannica

The Information Architects maintain a master list of the topics included in the corpus of  Encyclopædia Britannica, and create and manage the relationships between them.

The Information Architects of Encyclopaedia Britannica

Learn about this topic in these articles:

  • industrial glass
    / Glass seals

    …foil with feathered edges (the Housekeeper seal). Most metal shell connectors with insulating glass and a central metal pin are examples of a compression seal. Projector lamp seals, where a current-carrying molybdenum metal foil is pinch-sealed into a fused silica tube, are good examples of Housekeeper seals.

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    …foil with feathered edges (the Housekeeper seal). Most metal shell connectors with insulating glass and a central metal pin are examples of a compression seal. Projector lamp seals, where a current-carrying molybdenum metal foil is pinch-sealed into a fused silica tube, are good examples of Housekeeper seals.

    Read More