Patent ID: 11873702
Assignee: HALLIBURTON ENERGY SERVICES, INC.
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC E  F | IPC E  F

Claim 4:
5. The ESP assembly of claim 4, further comprising:
a third ESP assembly component comprising a third flange and a third drive shaft having third male splines at an end of the third drive shaft proximate to the third flange, wherein the first ESP assembly component comprises a fourth flange for attaching the first ESP assembly component to the third flange of the third ESP assembly component and the first drive shaft has fourth male splines at an end of the first drive shaft proximate to the fourth flange;
a second coupling shell having a third set of female splines for mating with the third male splines of the third drive shaft and for coupling the third drive shaft to the first drive shaft, a fourth set of female splines for mating with the fourth male splines of the first drive shaft;
a second tether assembly that is coupled at a first end to the end of the third drive shaft proximate to the third flange, passing through the second coupling shell, and coupled slidingly at a second end to the end of the first drive shaft proximate to the fourth flange.