combplate

combplate

[′kōm‚plāt]
(mechanical engineering)
The toothed portion of the stationary threshold plate that is set into both ends of an escalator or moving sidewalk and meshes with the grooved surface of the moving steps or treadway.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

combplate

The toothed portion of the stationary threshold plate at both ends of an escalator or moving walk, designed to mesh with the grooved surface of the moving steps or treadway.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.