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US 6,508,386 B2Granted
High pressure hydraulic cleaning unit possibly with detergent ejector device
AssigneeAnnovi Reyerberi S.p.A.
InventorMaurizio Magri
Life of this patent
Estimating the term…
Abstract
A hydraulic cleaning unit comprising a high pressure pump (1) arranged to feed a service lance via a hose (10), the pump delivery conduit opening to the outside via a stub shaped as the male part of a usual rotatable quick connect coupling.
Claims10
A hydraulic cleaning unit comprising:
- a high pressure pump having a delivery conduit, said delivery conduit including a chamber;
- a non-return valve disposed in said delivery conduit;
- and a hollow profiled cylindrical member sealingly screwed into said chamber and comprising a hollow stub forming a male part of a rotatable quick connect coupling for connecting said pump to a hose for feeding a service lance.
A hydraulic cleaning unit comprising:
- a high pressure pump having a delivery conduit, said delivery conduit including a chamber;
- a non-return valve disposed in said delivery conduit;
- a hollow profiled cylindrical member sealingly screwed into said chamber and comprising a hollow stub;
- and a rotatable quick connect coupling having a male part formed by said stub for connecting said pump to a hose for feeding a service lance.
1 more element
Dependencies are inferred from the claim text.