The abstract is a concise statement of the technical disclosure contained in the description of an invention (utility model) which comprises the title of the invention (utility model), an outline of the technical field to which it belongs, the sphere of its application, the essence of the invention (utility model) including the technical results that should be achieved. The essence of the invention (utility model)  is represented in an abstract as a free wording of the contents of the claims retaining all the essential features of the invention or utility model.
An abstract is drafted for the purposes of information only. It may not be taken into account for other purposes, e.g. to interpret the claims or to determine the state of the art.