Abstract: The present invention is of an apparatus for providing a precalculated amount of fertilizer to a fertigation system. The system features a fertilizer tank for storing a fertilizer, at least one counter for providing electric pulses associated with an amount of fertilizer expelled out of the tank, a pump for delivering an amount of the fertilizer out of the tank and a controller for commanding the pump to expel the fertilizer out of the tank. The apparatus includes at least one measurement device for measuring a volume of fertilizer in the tank and an electronic liquid control unit in communication with the measurement device. The electronic liquid control unit is configured to communicate with the counter and is further configured to communicate with the controller to actuate the pump for delivering a precise amount of fertilizer according to an output of the electronic liquid control unit.

Abstract: A shock absorbing apparatus for mitigating agitations while riding within a vehicle. The apparatus is configured to allow a gurney to be connected thereto and further be connected to the floor of an emergency vehicle. The apparatus includes an airbag system that is deflated/inflated by closing/opening the gurney entrance door of the vehicle.

Abstract: The instant invention, in some embodiments, provides for the accurate delivery of solid, oftentimes powdery, materials for use. Powders and solid materials like spices are declumped and then accurately delivered to an element with a predetermined size/weight receiving component prior to accurate delivery of the solid material for use. Embodiments include handheld as well as electrically-driven systems.