Technical drawing. Conventional representation of gears Ingestion-build-111333 top hung (open-out)

top hung (open-out)

BS EN 12915-2 helps you to avoid potential adverse effects on the quality of water intended for human consumption

BS EN ISO/IEC 17050-1:2010 Conformity assessment

smoke control systems

in accordance with BS 1129

Technical drawing. Conventional representation of gears Ingestion-build-111333 top hung (open-out)1 Scope and field of application This International Standard establishes the conventional representation of the toothed portion of gears including worm gearing and chain wheels. It is applicable to detail drawings and assembly drawings. As a fundamental principle a gear is represented (except in axial section) as a solid part without teeth, but with the addition of the pitch surface in a thin long chain line. NOTE For uniformity all figures in this