CONTAINER FOR LOOSE, LIQUID AND OTHER MATERIALS Russian patent published in 1996 - IPC

FIELD: materials storage and transportation. SUBSTANCE: container has outer envelope and inner envelope connected with outer envelope in four points minimum, arranged over circumference of outer envelope. Arrangement provides shape-holding unit with practically flat walls. Container has also U-shaped reinforcement member with bridge and two uprights connected to bridge and made of rigid material. Uprights thrust against two opposite walls of container, and bridge thrusts against its lower wall. Width of uprights in zone adjacent to their free upper edge corresponds to width of container adjacent wall. U-shaped reinforcement member is secured on outer envelope in above-indicated zones. EFFECT: enlarged operating capabilities. 16 cl, 10 dwg