Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Pressure equalizing device for the electric motor of an encapsulated motor-pump assembly

Pressure equalizing device for the electric motor of an encapsulated motor-pump assembly

US Patent 4614482 · Granted Sep 30, 1986

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Floating-ring seal1996
Assembly for lubricating thrust bearings of machines1987
System for sealing passages in the walls of glandless circulating pumps or the l1984
Submersible motor pump assembly1983
Motor-pump aggregate1983