Device for connection between a rail for fuel under pressure and at least one injector, for an internal-combustion engine

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Abstract

The device comprises a connection tube ( 13 ) in communication with a hole ( 11 ) of a rail ( 7 ) for fuel under pressure, the tube ( 13 ) being provided with an end swelling ( 16 ). The device comprises a first threaded element ( 18 ) fixed to the rail ( 7 ) in a position corresponding to the hole ( 11 ) and a second threaded element ( 19 ) designed to engage the first threaded element ( 18 ). Removably set between the hole ( 11 ) and the swelling ( 16 ) is a seal element ( 21 ) designed to form a seal both with the hole ( 11 ) and with the swelling ( 16 ). The seal element ( 21 ) is a body of revolution ( 23 ) equipped with a passage ( 25 ) along a pre-set axis (A), and comprises two end noses (26, 27) designed to be inserted in the swelling ( 16 ) and in the hole ( 11 ), respectively, and two tapered seal stretches ( 28, 29 ).

Classe Tecnologica

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

Patent Office

United States Patent and Trademark Office

Numero Deposito

US7461636

Anno Deposito

2006

Anno Concessione

2008

Inventori Pugliesi

  • Ricco Mario
  • De Matthaeis Sisto Luigi
  • Ricco Raffaele
  • Di Meo Alfonso

Tutti gli inventori

  • Ricco Mario
  • De Matthaeis Sisto Luigi
  • Ricco Raffaele
  • Di Meo Alfonso

Titolari pugliesi

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  • C.R.F. Società Consortile Per Azioni