Hydraulic distributor comprising an input element with a scavenging valve
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
Jun 14, 2007
app pub date -
Oct 8, 2004
filing date -
Nov 4, 2003
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
The input element comprises a body provided with openings respectively connecting to the pump, the reservoir and enabling information return to the pump. The body comprises a bore enabling communication between the openings and which are respectively joined to the pump and the reservoir, whereby a piston is mounted therein in order to establish said communication or not, whereby an extremity thereof is subjected to the pressure of the pump and the other extremity is subjected to pressure for information return and subjected to the pressure of a spring. The pressure exerted by the spring is substantially equal to the lift pressure of the pump and the piston and/or body comprise openings for communication of the chambers disposed on the pump side and reservoir side when the distributor is in rest position.
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