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  2. 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.

  3. 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 ...

  4. Category:Garage door openers - Wikipedia

    en.wikipedia.org/wiki/Category:Garage_door_openers

    Garage door opener manufacturers (6 P) Pages in category "Garage door openers" The following 7 pages are in this category, out of 7 total.

  5. The Genie Company - Wikipedia

    en.wikipedia.org/wiki/The_Genie_Company

    In May 1954, the Alliance Manufacturing Company first produced its own garage door opener and called it Genie. [2] In 1983 the company entered the home and shop vacuum market, and in 1985 it changed its name to Genie Home Products. [2] Overhead Door Corporation purchased the company in 1994. [2] The Genie Company is headquartered in Mt. Hope ...

  6. Garage (residential) - Wikipedia

    en.wikipedia.org/wiki/Garage_(residential)

    When a garage is attached to a house, the garage typically has an entry door into the house, called the person door or man door, in contrast with the wider and taller door for vehicles, called the garage door, which can be opened to permit the entry and exit of a vehicle and then closed to secure the vehicle. A garage protects a vehicle from ...

  7. Swing-door operator - Wikipedia

    en.wikipedia.org/wiki/Swing-door_operator

    The majority of the operators open the door directly or through an arm. Overhead concealed mount—the operator is mounted above the door and rotates the door directly, through its pivot. Surface mount, push (scissor arm)—the operator is mounted on the wall above the door, on the approach side and pushes the door with a linkage of 2 arms.

  8. Automatic door - Wikipedia

    en.wikipedia.org/wiki/Automatic_door

    The automatic door used a mat actuator. In 1960, they co-founded Horton Automatics Inc and placed the first commercial automatic sliding door on the market. [5] With the invention of the Gunn diode, microwave motion detectors became common in automatic doors in the 1970s. [6] [7] In 1980, the first automatic door using an infrared sensor was ...

  9. H-point - Wikipedia

    en.wikipedia.org/wiki/H-point

    Regulatory definition: For the purpose of U.S. regulation and GTRs (Global Technical Regulations)—and for clear communication in safety and seating design [7] —the H-point is defined as the actual hip point of the seated crash test dummy itself, [7] whereas the R-point (or SgRP, seating reference point) is the theoretical hip point used by ...

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