made to the accompanying drawings that show by way of illustration specific embodiments in which the invention may be practiced these embodiments are described in sufficient detail to enable those skilled in the art to practice the invention it is to be understood that the various embodiments of the invention although different from each other are not necessarily mutually exclusive for example specific shapes structures and characteristics described herein may be implemented as modified from one embodiment to another without departing from the spirit and scope of the invention furthermore it shall be understood that the locations or arrangements of individual elements within each embodiment may also be modified without departing from the spirit and scope of the invention therefore the following detailed description is not to be taken in a limiting sense and the scope of the invention is to be taken as encompassing the scope of the appended claims and all equivalents thereof in the drawings like reference numerals refer to the same or similar elements throughout the several views hereinafter preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings to enable those skilled in the art to easily implement the invention meanwhile it should be understood that the term u201c connection u201d herein encompasses a direct connection or an indirect connection i e via separate components between mechanical or other types of components for example a connection between two rotating components may be a.