Patent ID: 9297715
Filing Date: 2016-03-29
CPC Classification: E01C,G01L

Claim Text:
1. Performance indicating device adapted to be connected to a processing apparatus, in particular to an apparatus for demolishing and in particular for milling surfaces or layers upon which one can walk or drive such as for example surfaces made of asphalt or cement or of similar solid materials, and/or to a main operating machine actuating said processing apparatus, said processing apparatus comprising processing means, said device comprising: at least a first movable indicating element adapted to be alternatively moved in a first sense of motion and in the opposite sense in case of increase and decrease of the stress undergone by said processing means, respectively, wherein said device comprises a second indicating element, and in that said first indicating element is connected to said second indicating element so as to drag said second indicating element during its motion in said first sense of motion, and so as to freely move with respect to said second indicating element for at least a predefined segment of its motion in the sense opposite to said first sense of motion.