发明名称 |
Stator coil retention system for unvarnished stators |
摘要 |
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. |
申请公布号 |
GB2478896(B) |
申请公布日期 |
2014.06.11 |
申请号 |
GB20110012822 |
申请日期 |
2010.01.19 |
申请人 |
SCHLUMBERGER HOLDINGS LIMITED |
发明人 |
PATRICK M MCCARTNEY;DAVID FIELDER |
分类号 |
H02K3/50;H02K5/132 |
主分类号 |
H02K3/50 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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