Apparatus and methods to dispense fluid from a bank of containers and to refill same

US8636025B2 · kind B2 · utility

Assignee

• TESCOM CORPORATION · US

Inventors

• Paul Thomas Street · Yorktown, US
• Todd William Larsen · Elk River, US

Key dates

• Filing date: Sep 29, 2011
• Grant date: Jan 28, 2014
• Expiry date: Sep 29, 2031

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T137/87885
• WIPO field: Mechanical elements
• WIPO sector: Mechanical engineering

Abstract

An example dual check valve device described herein includes a housing and a first check valve in the housing. A second check valve is located in the housing adjacent the first check valve and in substantial axial alignment with the first check valve.