FOLDABLE CONTAINER - SHANGHAI HONGYAN RETURNABLE TRANSIT PACKAGINGS CO LTD

Title:

FOLDABLE CONTAINER

Document Type and Number:

WIPO Patent Application WO/2016/177338

Kind Code:

A1

Abstract:

A foldable container (100), comprising a base (1) and two pairs of side plates (2, 3), and the side plates (2, 3) are connected to the base (1) via a hinge structure. A plurality of protruding portions are disposed below the side plate (3), and a plurality of grooves matching the protruding portions are disposed on the base (10). The hinge structure is disposed in at least one of the protruding portions and at least one of the grooves. At least one of the protruding portions is further provided with a continuous curved surface profile, and at least one of the grooves is further provided with at least one matching surface, or at least one of the grooves is provided with a continuous curved surface profile, and at least one of the protruding portions is provided with a matching surface. The matching surface matches the continuous curved surface profile, and when the side plate changes from a folded state to an open state, the continuous curved surface profile remain contacting with the matching surface. The foldable container can address the problems of interference and collision in a process of unordered rotation of hinged side plates.

Application Number:

PCT/CN2016/081179

Publication Date:

November 10, 2016

Filing Date:

May 05, 2016

Export Citation:

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Assignee:

SHANGHAI HONGYAN RETURNABLE TRANSIT PACKAGINGS CO LTD (CN)

International Classes:

B65D6/18; B65D88/52

Foreign References:

CN104944012A	2015-09-30
CN102574607A	2012-07-11
CN104554980A	2015-04-29
US3982650A	1976-09-28
CN1402682A	2003-03-12

Other References: