Pneumatic Valve Assembly and Method

摘要

A valve assembly for receiving a fluid under pressure and comprising a plurality of valves in a single valve block. The assembly may include a plurality of check valves and including a counterbalance generating valve and a 3-way valve and including a method of use. The assembly may include an adjustable counterbalance valve, a pilot-operated check valve and a 3-way valve or combinations thereof.

主权项

1. A valve comprising:
a valve body comprising: a first pilot bore, said first pilot bore including an input bore having an input port, an output bore having an output port, and a first cartridge spool disposed at least partially within said first pilot bore; and a second pilot bore, said second pilot bore including an input bore having an input port, an output bore having an output port, said second pilot bore including a second cartridge spool disposed at least partially within said second pilot bore.