For at forhindre, at barnesengen til ophængning braser sammen, og at dele (af stativ, fastgørelsesudstyr eller ophængningsanordning) går i stykker, hvilket kan give fysiske skader, skal sengen kunne modstå den mekaniske belastning, som den udsættes for i hele produktets levetid.
To prevent collapse of the suspended baby bed and breaking of components (from stands, attachment device or suspension device) likely to cause physical injury, suspended beds shall withstand the mechanical stress to which they are subject during use for the lifetime of the product.