surface bolt

surface bolt

A rod or bolt mounted on the face of the inactive door of a pair, to lock it to the frame and/or sill; operated manually by means of a small knob.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
References in periodicals archive ?
Be sure the surface bolt extends into the door header and through the threshold into the subfloor.
LUMINOSITY UNLIMITED
Aluminum: hollow posts; hollow railing and balusters; usually surface bolted to deck; special assembly system; 35ドル to 40ドル per lin.
No-maintenance deck railings
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