Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Joseph J. Franzino0
Date of Patent
February 8, 2022
0Patent Application Number
159611680
Date Filed
April 24, 2018
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A drive shaft coupling for connecting a rotating tube cleaning shaft to a tube cleaning machine wherein high pressure fluid is pumped through the coupling, wherein the coupling is sealed to contain the high pressure fluid, and wherein a machine driven rotary flexible shaft passes through the coupling.
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