Abstract: A device which makes it possible to remove a needle from a syringe very easily and safely. The device comprises a supporter, a syringe barrel receiver attached to the supporter slidably in the axial direction of the syringe, a rotatable member or members having a needle remover for removing the needle from the syringe, the rotatable member or members being attached to the supporter rotatably in the direction of removing the needle from the syringe, the rotatable member or members further having a spring for keeping the rotatable member or members in contact with a portion of the syringe barrel receiver and for returning the rotatable member or members and the syringe barrel receiver respectively to their original positions.

Abstract: An equipment for detecting the movement of a preceding vehicle and giving warning. When one's own vehicle (hereinafter referred to as "the vehicle") is at a stop, the equipment detects the forward or backward movement of said preceding vehicle and gives warning to the driver of the vehicle. The equipment comprises a distance measuring sensor for measuring the distance between the vehicle and said preceding vehicle when the vehicle is at a stop, a memory device for memorizing a value measured by said distance measuring sensor, a measurement command device for making said distance measuring sensor repeatedly measure the distance between the vehicle and said preceding vehicle, a comparison device for comparing said memorized value measured by said distance measuring sensor with values subsequently measured by said distance measuring sensor, and a warning device for giving warning when any of said values subsequently measured is different from said memorized value.

Abstract: A used cooking oil disposal system for receiving oil from a building includes an oil receiving means inside the building communicating with an external, insulated, cylindrical holding tank having thermostatically controlled heater means servicing at least a part of the tank and a discharge outlet connectable through valve means to a pump for removing the oil from the tank.