Bellows motor protector and motor and pumping system...

H - Electricity – 02 – K

Patent

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Details

H02K 5/00 (2006.01) E21B 4/00 (2006.01) E21B 43/12 (2006.01) F04D 13/06 (2006.01) F04D 13/10 (2006.01) F04D 31/00 (2006.01) H02K 5/132 (2006.01)

Patent

CA 2265289

A downhole pumping system includes a downhole pump that is coupled to a downhole motor. The downhole motor includes a motor protector that utilizes one or more retractable and extensible bellows, instead of an elastomeric bag, to accommodate motor oil contraction and expansion.

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