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  2. Hermetic seal - Wikipedia

    en.wikipedia.org/wiki/Hermetic_seal

    A hermetic seal is any type of sealing that makes a given object airtight (preventing the passage of air, oxygen, or other gases). The term originally applied to airtight glass containers but, as technology advanced, it applied to a larger category of materials, including metals, rubber, and plastics. Hermetic seals are essential to the correct ...

  3. Building airtightness - Wikipedia

    en.wikipedia.org/wiki/Building_airtightness

    An airtight building has several positive impacts [3] when combined with an appropriate ventilation system (whether natural, mechanical, or hybrid): [4] Lower heating bills due to less heat loss, with potentially smaller requirements for heating and cooling equipment capacities; Better performing ventilation system

  4. Keycard lock - Wikipedia

    en.wikipedia.org/wiki/Keycard_lock

    In the case of the hotel room lock, there is no central system; the keycard and the lock function in the same tradition as a standard key and lock. However, if the card readers communicate with a central system, it is the system that unlocks the door, not the card reader alone. [ 3 ]

  5. Bank vault - Wikipedia

    en.wikipedia.org/wiki/Bank_vault

    Some doors may be configured so that either dial will unlock the door, trading off increased convenience for lessened security. A time lock is a clock that prevents the vault's door from opening until a specified number of hours have passed. This is still the "theft proof" lock system that Sargent invented in the late nineteenth century.

  6. Garage door - Wikipedia

    en.wikipedia.org/wiki/Garage_door

    Sectional garage door Up-and-over garage door Garage Door Hardware. A garage door is a large door to allow egress for a garage that opens either manually or by an electric motor (a garage door opener). Garage doors are frequently large enough to accommodate automobiles and other vehicles. The operating mechanism is usually spring-loaded or ...

  7. Shipping container architecture - Wikipedia

    en.wikipedia.org/wiki/Shipping_container...

    The containers double as storage space for other festival components throughout the year. The two top containers are cantilevered 2.7 metres (8.9 ft) on each side, creating two balconies that are prime viewing locations. Each container was perforated with cutouts spelling the word "VOODOO".

  8. Automatic door - Wikipedia

    en.wikipedia.org/wiki/Automatic_door

    An automatic door, also known as an auto door, is a door that opens automatically, without the need for human intervention or usually upon sensing the approach of a person. A person can be detected by microwave pulses, infrared sensors , or pressure-sensing pads.

  9. Airlock - Wikipedia

    en.wikipedia.org/wiki/Airlock

    Before opening either door, the air pressure of the airlock chamber is equalized with that of the environment beyond the next door. A gradual pressure transition minimizes air temperature fluctuations, which helps reduce fogging and condensation, decreases stresses on air seals, and allows safe verification of critical equipment.

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