PUMPING UNIT FOR FEEDING FUEL, PREFERABLY DIESEL FUEL, FROM A STORAGE TANK TO AN INTERNAL COMBUSTION ENGINE

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Abstract

A pumping unit for feeding fuel, preferably diesel fuel, to an internal combustion engine (3) is provided with a hydraulic circuit (14) having a first branch (15) for connecting together a storage tank (2) and a pre-feed pump (7), a second branch (16) for connecting together the pre-feed pump (7) and a high-pressure pump (6), a third branch (18) for connecting together the high-pressure pump (6) and the internal combustion engine (3), and a fourth branch (22) which connects together the second branch (16) and the storage tank (2) and is associated with an overflow valve (27) which has a valve body (28) defined by two sleeves (30) coaxial with each other.

Classe Tecnologica

F - Mechanical engineering, lighting, heating, weapons, blasting

Patent Office

European Patent Office

Numero Deposito

EP 2975264

Anno Deposito

2015

Anno Concessione

2016

Inventori Pugliesi

  • Cavallera Pasquale

Tutti gli inventori

  • Rudinal Discar
  • Cavallera Pasquale

Titolari pugliesi

  • Non ci sono titolari pugliesi

Tutti i titolari

  • ROBERT BOSCH GMBH