Ball valve
OwnerMing-Hsiu Shihinventor
Life of this patent
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Abstract
A plastic ball valve has a layer of metal film coated on the ball by electroplating. This can prevent ball from contacting a pipe. Further, microorganisms can not grow at the junction of ball and pipe. Furthermore, in a case that the pipe is sleeved on another pipe by applying an adhesive. There is no need to worry that adhesive may adhere on ball and pipe because even adhesive adhered on ball can be easily peeled off during operation. This ensures a smooth regulation of the flow of fluid in the pipe.
Claims2
A ball valve comprising a ball, a stem extended vertically from the ball both formed of plastic material, and a layer of metal film coated on the ball.
Dependencies are inferred from the claim text.