- double- acting door
- adj.a door that may be pushed open from either side
Locksmith dictionary . 2014.
Locksmith dictionary . 2014.
double-acting closer — n. a door closer designed to be used on a double acting door … Locksmith dictionary
double-acting — /dub euhl ak ting/, adj. 1. (of a reciprocating engine, pump, etc.) having pistons accomplishing work in both directions, fluid being admitted alternately to opposite ends of the cylinders. Cf. single acting. 2. (of a hinge of a door or the like) … Universalium
double-acting hinge — n. a hinge which permits movement of a door in either direction from the closed position … Locksmith dictionary
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Sarah Bernhardt: My Double Life — ▪ Primary Source The French actress Sarah Bernhardt made an indelible mark on the 19th century stage, though she was not particularly considered a natural. Yet at some point she became the actress against whom all others were… … Universalium
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building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… … Universalium
Hinge — For the surname, see Hinge (surname). For the philatelic term, see Stamp hinge. A barrel hinge A hinge is a type of bearing that connects two solid objects, typically allowing only a limited angle of rotation between them. Two objects connected… … Wikipedia