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  2. Swing-door operator - Wikipedia

    en.wikipedia.org/wiki/Swing-door_operator

    The approach side mat is often used as a trigger sensor. The swing side mat prevents the door from starting to open as long as some other person is detected in the swing area; once the door starts opening, this mat is ignored, as it will sense the user going through. Today, infrared safety sensors or laser safety sensor are normally used. Four ...

  3. Door closer - Wikipedia

    en.wikipedia.org/wiki/Door_closer

    A door closer is a mechanical device that regulates the speed and action of a door’s swing. [1] Manual closers store the force used to open the door in some type of spring and reuse it to close the door. Automatic types use electricity to regulate door swing behavior. Door closers can be linked to a building's fire and security alarm systems. [2]

  4. Bus doors - Wikipedia

    en.wikipedia.org/wiki/Bus_doors

    A conventional door, also known as a regular door or vehicle door is a type of door that is hinged at the front-facing edge of the door, and so allows the door to swing outward from the hull of the bus. These doors are relatively safe, in that if they are opened during forward motion of the vehicle, the wind resistance will work against the ...

  5. Door breaching - Wikipedia

    en.wikipedia.org/wiki/Door_breaching

    Hydraulic breaching utilizes a hydraulic system to force the door open. These systems include hydraulic rescue tools (of the type used to extract people entrapped in vehicle wreckages) as well as specialized tools made specifically for door breaching. [3] Hydraulic device may be powered manually, pneumatically, or electrically. [16] [17] [18 ...

  6. Door furniture - Wikipedia

    en.wikipedia.org/wiki/Door_furniture

    Design of door furniture is an issue to disabled persons who might have difficulty opening or using some kinds of door, and to specialists in interior design as well as those usability professionals which often take their didactic examples from door furniture design and use. [1] Items of door furniture fall into several categories, described below.

  7. Besam (Assa Abloy) - Wikipedia

    en.wikipedia.org/wiki/Besam_(Assa_Abloy)

    Besam was an international supplier and manufacturer of automatic entrance equipment for commercial, health care and residential buildings owned by Assa Abloy. [1] The product portfolio included automatic doors, automatic swing doors, sliding doors and revolving doors, as well as air curtains and dedicated service and maintenance.

  8. High-speed door - Wikipedia

    en.wikipedia.org/wiki/High-speed_door

    High-speed doors are door systems, mainly used in industrial applications. They are technical enhancements of the generally known sectional doors, PVC fabric doors or roller shutters . The main difference is that the durable construction provides a higher operating speed and they are able to sustain a higher number of cycles (opening and ...

  9. Dihedral synchro-helix actuation doors - Wikipedia

    en.wikipedia.org/wiki/Dihedral_Synchro-Helix...

    The dihedral synchro-helix actuation door system is a type of door with a hinge mechanism which allows the doors to rotate 90° by sweeping outwards and upwards at the hinge. [1] It was designed and developed by Christian von Koenigsegg on behalf of high-performance sports cars manufacturer, Koenigsegg Automotive AB . [ 2 ]

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