| http://www.w3.org/ns/prov#value | - In manual handling of the device, the bag and holder may be inclined outwardly from the chassis and releasably held in the rearwardly inclined manual handling position as indicated in phantom in FIG. 1, with support 16% under the bag, thus protecting the bag against rubbing on steps or other surfaces as it is pulled in a rearward direction.
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