Patent · US Expired

Molded submersible motor

US4387313A · kind A · utility

25Cited by
7References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 21, 1982
Grant dateJun 7, 1983
Priority date
Expiry dateApr 21, 2002

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02K5/08
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A molded submersible well motor comprises a hollow cylindrical frame 5 formed of resinous molding material into which a stator assembly having stator cores 2 and coils 3 is molded. End brackets 8 also formed of resinous molding material are detachably secured to opposite ends of the frame to close the openings thereof. A starting switch 12 for the motor is molded into the upper end bracket, together with an interconnecting terminal 9 comprising upper and lower contact posts 91, 92 for connecting the power cable 10 to the stator coils via a connector 6 and an intermediate connector 11, and a sub-receptacle 901, 930 projecting outwardly perpendicular to the main terminal 9 for connection to the starting switch.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.