| 摘要 |
<p>A device for displaying information, such as an advertisement, on a lorry comprises a web of a material in sheet or canvas form, a reel which can be attached to the lorry, onto which the web can be wound up and from which the web can be unwound, and attachment means for attaching the unwound web to the lorry, which web, in the unwound state, defines an image surface with a height direction and a width direction, on which image surface the information can be placed. The height direction of the image surface is parallel to the reel.</p> |
