Patent attributes
This disclosure relates to casing, including tray, first pivot, guiding component, housing box and handle. The tray has bottom surface and first side surface. The first pivot is fixed on the first side surface. The guiding component disposed on the first side surface includes distal opening and base closed end, which is closer to the bottom surface than the distal opening and located between the distal opening and the first pivot. The housing box includes first side and second side. The first side is pivotably disposed at the first pivot, and the second side has insertion opening. The housing box has second side surface located between the first side and the second side. The handle pivotably disposed on the second side surface includes hold part and pin. The guiding component is located between the hold part and the first pivot. The pin is located at the base closed end.