Volume-variable display vehicle
The invention discloses a volume-variable display vehicle, which comprises a display vehicle chassis, a main carriage positioned above the display vehicle chassis, a first-stage volume-variable carriage, wherein the first-stage volume-variable carriage can be sequentially unfolded to two sides of th...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses a volume-variable display vehicle, which comprises a display vehicle chassis, a main carriage positioned above the display vehicle chassis, a first-stage volume-variable carriage, wherein the first-stage volume-variable carriage can be sequentially unfolded to two sides of the main carriage, and a second-stage volume-variable carriage, wherein the second-stage volume-variable carriage can be unfolded to the outer side of the first-stage volume-variable carriage, the first-stage volume-variable carriage and the second-stage volume-variable carriage respectively comprisea first-stage carriage floor, a first-stage carriage top plate and a second-stage carriage floor, a second-stage carriage top plate, each of the first-stage carriage floor and the second-stage carriage floor are hinged each other and folded on the inner side of the side wall of the main carriage, each of the first-stage carriage top plate and the second-stage carriage top plat are overlaped each other and folded at the to |
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