Patent ID: 11905191
Assignee: AQUASTAR POOL PRODUCTS, INC.
Field: Chemical engineering (Chemistry)
Classification: CPC C  A  B  F | IPC A  B  C  F

Claim 1:
2. An ozone injector device comprising:
a) a housing having a water passageway through the housing;
b) a corona tube disposed within the housing and configured to generate ozone;
c) a check-valve coupled to the water passageway and configured to receive ozone;
d) an ozone inlet fitting removably coupled to the check-valve, the ozone inlet fitting being in fluid communication with the corona tube via a corona discharge tube such that ozone entering the water passageway through the ozone inlet fitting must pass through the check valve; and
e) a spring-loaded clearing piston positioned to move into and out of the water passageway directly opposite the ozone inlet fitting, the clearing piston being biased upwards, towards the ozone inlet fitting, and configured to prevent flow of ozone into the water passageway.