Patent ID: 9303774
Filing Date: 2016-04-05
CPC Classification: F16K,Y10T

Claim Text:
1. A valve assembly, said valve assembly including a valve body, first and second valve balls, the valve assembly includes a passage which passes from a first end to a second end of the valve body and through said valve balls, said valve balls provided spaced along the passage and between said first and second valve balls are provided first and second valve seats, the valve body is formed from two parts and an interface between which is located at or adjacent to a location of the first and second valve seats, with one of said valve seat located in each of said valve body parts, and a plurality of biasing means therefore, said biasing means are common and are capable of biasing said first and second valve seats towards their respective valve balls to seal against the respective valve ball, wherein said plurality of biasing means are located between and abutting said valve seats.