Invention Grant
- Patent Title: Stator coil retention system for unvarnished stators
- Patent Title (中): 定子线圈保持系统，用于无漆定子
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Application No.: US12359620Application Date: 2009-01-26
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Publication No.: US08084914B2Publication Date: 2011-12-27
- Inventor: Patrick M. McCartney , David Fielder
- Applicant: Patrick M. McCartney , David Fielder
- Applicant Address: US TX Sugar Land
- Assignee: Schlumberger Technology Corporation
- Current Assignee: Schlumberger Technology Corporation
- Current Assignee Address: US TX Sugar Land
- Agent Jim Patterson
- Main IPC: H02K3/46
- IPC: H02K3/46 ; H02K3/50
Abstract:
A downhole electric motor device has a longitudinally extending tubular housing; a stator part deployed within the tubular housing; a stator coil winding looped through the stator part with an end turn having an apex; and a connecting device connecting between at least one of the coil windings and an end of the housing adjacent to an end of the stator part, thereby supporting the coil winding.
Public/Granted literature
- US20100187942A1 STATOR COIL RETENTION SYSTEM FOR UNVARNISHED STATORS Public/Granted day:2010-07-29
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