Device for controlled activation of the pressurized supply of air for inflating tires in machines for tire dealers
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United States of America Patent
Stats
-
May 16, 2006
Grant Date -
Nov 11, 2004
app pub date -
Apr 20, 2004
filing date -
May 7, 2003
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A device for controlled activation of the pressurized supply of air for inflating tires in machines for tire dealers comprising air feeders, at least one pair of regulators for air pressure regulation to two predefined extreme values, a first regulator to a minimum value and a second regulator to a maximum value, the regulators being connected in parallel to each other to the air feeders, at least one dispenser for dispensing pressurized inflation air connectable alternately to one of the regulators, at least one selection valve, interposed between the first and second regulators and the dispenser for selecting alternate connection of the dispenser to the regulators, the selection valve being kept, by a return element, normally connected to the first regulator and forcibly temporarily connectable, in contrast with the return element, to the second regulator, interruption of direct actuation causing automatic reconnection of the selection valve to the first regulator.
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