Abstract: A suction device of the present disclosure includes: a suction portion suctioning foreign substances from an electrode; a dust collection portion forming a negative pressure; and a manifold connected to each of the suction portion and the dust collection portion and suctioning the foreign substances using the negative pressure of the dust collection portion, wherein the manifold includes a docking portion discharging foreign substances inside the manifold to the outside.

Abstract: An air-bed for a vehicle has a front seat on which an air-bed filled with air can be formed after a back of the front seat is reclined rearward, thereby providing a comfortable, easy rest space during a long distance tour or auto camping. An air-bed for a vehicle can be used in the vehicle during a long distance tour or auto camping. The air-bed for the vehicle is designed to provide a full level plane and to thereby provide comfortable rest without muscle pain that may be caused by protruded portions formed by unevenness of front and rear seats.

Abstract: A foldable bed for a vehicle, and more particularly a foldable bed for a vehicle which can be folded for storage in a trunk and unfolded for installation in the vehicle in case of necessity. It is an object of the invention to provide a foldable bed for a vehicle which can utilize spaces in the passenger's seat and back side of seats to serve for a rest in case of tiredness and to easily evacuate an emergent patient.