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 to the closer's performance in fire situations, other criteria may include resistance to opening forces (for use by disabled or infirm) as well as health, safety, durability, risk of vandalism/ligature and aesthetics.
Other articles related to "door closer, door closers, door, closer":
... Door closers also play a role in maintaining average cooling temperatures, since colder air doesn't vent out for longer periods if the door remains ...
... differ in how they use the motor's energy to open the door ... Some are built on top of a standard door closer ... To open the door, the operator forces the closer in the opening direction ...
Famous quotes containing the words closer and/or door:
“As the twentieth century ends, commerce and culture are coming closer together. The distinction between life and art has been eroded by fifty years of enhanced communications, ever-improving reproduction technologies and increasing wealth.”
—Stephen Bayley (b. 1951)
“Every obstruction of the course of justice,is a door opened to betray society, and bereave us of those blessings which it has in view.... It is a strange way of doing honour to God, to screen actions which are a disgrace to humanity.”
—Laurence Sterne (17131768)