BREAKER FOR EXCAVATORS WITH OPTIMIZED HYDRAULIC CIRCUIT

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Abstract

Breaker (1) for excavator comprising a body (10) inside which a hydraulic circuit is formed which can be supplied from the outside with liquid under pressure, said hydraulic circuit comprising: an inlet (13) for the liquid under pressure; an outlet (18) for the return of the liquid under pressure to the supplying circuit; an active thrust chamber (ll)with a first diameter and a passive thrust chamber (20); ducts (12, 21) to connect said active thrust chamber (11) and said passive thrust chamber (20) to said inlet (13); a piston (15) configured so that it can slide in areciprocating motion inside said breaker under the thrust of said liquid under pressure wherein said piston (15) is provided, at the active thrust chamber (11), with a projection with a second diameter (C) smaller than the first diameter of the active thrust chamber (11), said projection being wholly contained inside the active thrust chamber (11).

Classe Tecnologica

B - Performing operations, transporting

Patent Office

European Patent Office

Numero Deposito

EP 2897769

Anno Deposito

2013

Anno Concessione

2015

Inventori Pugliesi

  • Carrisi Oscar
  • Calo' Giammichele
  • Catanzaro Giacomo

Tutti gli inventori

  • Carrisi Oscar
  • Calo' Giammichele
  • Catanzaro Giacomo

Titolari pugliesi

Tutti i titolari

  • Tecna Group S.r.l.