作者: Barry Hoberman
DOI:
关键词: Engineering 、 Base (geometry) 、 Structural engineering
摘要: An article of luggage, such as a rolling duffel, includes base, opposing ends connected to the base and sides ends. A top including lid is connectable The are formed deformable material. reinforcing member extends substantially along length top, so that luggage may be stood on one other end at least partially supported by reinforced top. completely lid, frame extending around periphery lid. rigid plastic