overhead door
1overhead door — A door having hinged sections, engaged at the top with an overhead track to permit it to be pushed up and extended at some height in the building in opening it to permit ingress or egress; used extensively in garages, both public and private, and …
2Door — For other uses, see Door (disambiguation). A door is a movable structure used to open and close off an entrance, typically consisting of a panel that swings on hinges or that slides or rotates inside of a space. When open, they admit ventilation… …
3Door closer — Modern manual door closer A door closer is a mechanical device that closes a door, in general after someone opens it, or after it was automatically opened. Choosing a door closer can involve the consideration of a variety of criteria. In addition …
4overhead — [ō′vər hed΄; ] for adv. [ ō΄vər hed′] adj. 1. a) located or operating above the level of the head ☆ b) designating a door, as of a garage, that moves into place overhead when opened 2. in the sky 3. on a higher level, with reference to related… …
5Overhead camshaft — A cylinder head sliced in Fifths shows two overhead camshafts one above each of the two valves. Overhead cam (OHC) valvetrain configurations place the engine camshaft within the cylinder heads, above the combustion chambers, and drive the valves… …
6overhead stop — n. a door stop which contacts the door near the top …
7door track — noun : a usually overhead track for door rollers …
8overhead concealed closer — n. a closer designed for installation out of view in the door header area …
9garage door lock — n. a rim lock mechanism designed for use on an overhead door, which mechanism has a spring loaded bolt which automatically locks the door s bolt mechanism …
10rolling door — See overhead door; revolving door …