US Patent 11242888 Drive shaft coupling
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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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Patent Inventor Names
Joseph J. Franzino0
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Patent Number
112428880
Date of Patent
February 8, 2022
0Patent Application Number
159611680
Date Filed
April 24, 2018
0Official Website
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US Patent 11242888 Drive shaft coupling
Infobox
Is a
Patent jurisdiction
Patent number
11242888
Date of patent
February 8, 2022
Patent application number
15961168
Date Filed
April 24, 2018
Patent primary examiner
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