| 摘要 |
A collapsible bag and an expandable insert located therein said insert comprising a pair of generally parallel plate members and a tongue, the tongue being rotatably mounted between the plate members for rotation between a first position wherein the tongue lies generally parallel to the plate members and a second position wherein the tongue is transverse to the plate members, and a pull member accessible from the exterior of the bag which is operable to cause movement of the tongue from its first to its second position thereby causing the tongue to separate said plate members and expand the bag.
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