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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. Pulley - Wikipedia

   en.wikipedia.org/wiki/Pulley

   A pulley is a wheel on an axle or shaft enabling a taut cable or belt passing over the wheel to move and change direction, or transfer power between itself and a shaft. A sheave or pulley wheel is a pulley using an axle supported by a frame or shell ( block ) to guide a cable or exert force.

4. Category:Mechanisms (engineering) - Wikipedia

   en.wikipedia.org/wiki/Category:Mechanisms...

   Garage door openers (1 C, 7 P) Gears (5 C, ... Differential pulley; Differential screw; ... Mecanum wheel; Mechanical advantage;

5. Belt (mechanical) - Wikipedia

   en.wikipedia.org/wiki/Belt_(mechanical)

   The mechanical belt drive, using a pulley machine, was first mentioned in the text of the Dictionary of Local Expressions by the Han Dynasty philosopher, poet, and politician Yang Xiong (53–18 BC) in 15 BC, used for a quilling machine that wound silk fibres onto bobbins for weavers' shuttles. [1]

6. Drum motor - Wikipedia

   en.wikipedia.org/wiki/Drum_motor

   A drum motor (or motorised pulley) is a geared motor drive enclosed within a steel shell providing a single component driving pulley for conveyor belts.. Drum Motor with Planetary Gear Drum Motor With Helical Spur Gear

7. AOL Mail

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   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!