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특허 상세정보

Pneumatic valve assembly and method

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) F15B-013/042    F15B-013/02    F15B-013/01   
출원번호 US-0486770 (2014-09-15)
등록번호 US-9611871 (2017-04-04)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Ryan Kromholz & Manion, S.C.
인용정보 피인용 횟수 : 1  인용 특허 : 54
초록

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.

대표
청구항

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 having an integral main seat said integral main seat movable along a centerline of said first cartridge spool and biased by a spring movable in a first direction to close said main seat, said first cartridge spool being disposed at least partially within said first pilot bore and biased by a cartridge spring;a second pilot bore, said second pilot bore inclu...

이 특허에 인용된 특허 (54)

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