| 摘要 |
A sack comprises a tube (1a, 1b) of woven plastics material. Under the bottom (7, 18) of the sack a strap is provided, the ends (10a, 10b) of which when the sack is completely stretched out being diametrically oppositely secured to the side walls (1a, 1b) of the sack tube. Several straps may be provided. A liner may be inserted into the sack. The sack may valved. <IMAGE> |
