The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 27, 2018

Filed:

Apr. 30, 2015
Applicant:

Montana Hydraulics, Llc, Helena, MT (US);

Inventors:

Chris Villar, Georgetown, TX (US);

Matthew Warrington, Helena, MT (US);

Assignee:

Other;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B 9/133 (2006.01); F15B 13/02 (2006.01); F15B 3/00 (2006.01); F04B 9/131 (2006.01); F15B 13/04 (2006.01);
U.S. Cl.
CPC ...
F15B 13/026 (2013.01); F04B 9/131 (2013.01); F04B 9/133 (2013.01); F15B 3/00 (2013.01); F15B 13/0407 (2013.01);
Abstract

An air-to-hydraulic fluid pressure amplifier comprising an air cylinder having an internal reciprocating air piston; a first hydraulic cylinder having a first valve fitting and a first internal hydraulic ram that is slidably positioned within the first hydraulic cylinder; a second hydraulic cylinder having a second valve fitting and a second internal hydraulic ram that is slidably positioned within the second hydraulic cylinder; a first flow control valve and a second flow control valve; a first plunger-operated pilot valve and a second plunger-operated pilot valve. Each of the first and second plunger-operated pilot valves comprises an inlet port, an outlet port, a plunger, a barrel, and a compression spring.


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