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  2. 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 ...

  3. Door - Wikipedia

    en.wikipedia.org/wiki/Door

    These doors or gates were hung in two leaves, each about 2.54 m (100 in) wide and 8.2 m (27 ft) high; they were encased with bronze bands or strips, 25.4 cm (10.0 in) high, covered with repoussé decoration of figures. The wood doors would seem to have been about 7.62 cm (3.00 in) thick, but the hanging stile was over 360 millimetres (14 in ...

  4. Garage door opener - Wikipedia

    en.wikipedia.org/wiki/Garage_door_opener

    The electric overhead garage door opener was invented by C.G. Johnson in 1926 in Hartford City, Indiana. [1] Electric Garage Door openers did not become popular until Era Meter Company of Chicago offered one after World War II where the overhead garage door could be opened via a key pad located on a post at the end of the driveway or a switch inside the garage.

  5. High-speed door - Wikipedia

    en.wikipedia.org/wiki/High-speed_door

    Special high-speed folding doors are used on the dynamo tuning cells. [clarification needed] Profitability: High-speed doors may increase the efficiency of many companies. High opening speeds minimize the waiting time in front of the doors and thus accelerate the logistic processes, and control temperatures and pressure differences while saving ...

  6. Roll-off (dumpster) - Wikipedia

    en.wikipedia.org/wiki/Roll-off_(dumpster)

    The container is designed to be transported by special roll-off trucks. There are two types of delivery trucks for the bins based on bin size, and they are: Hook lift bins and Roll-off bins. [ 1 ] Roll-offs are commonly used to contain loads of construction and demolition waste or other waste types .

  7. Revolving door - Wikipedia

    en.wikipedia.org/wiki/Revolving_door

    A revolving door in Turkey (counter-clockwise rotation) A revolving door typically consists of three or four doors that hang on a central shaft and rotate around a vertical axis within a cylindrical enclosure. To use a revolving door, a person enters the enclosure between two of the doors and then moves continuously to the desired exit while ...

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