cremone bolt[krə′mōn ‚bōlt]
A fastening for double doors or casement windows; employs vertical rods that move up and down to engage the top and bottom of the frame.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
cremone bolt, cremorne bolt
A type of hardware for locking French windows or the like; a rotating handle actuates sliding rods which move in opposite directions, extending from the edges of the window into sockets that are fixed in the frame.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.