Driving arrangement for a pump or compressor

Register USPTO Patent
Application Number 13133351
Grant Number 08845298
Status In Force
Filing Date 2009-12-08
First Publication Date 2011-09-29
Publication Date 2011-09-29
Grant Date 2014-09-30
  • Ing. Per Gjerdrum AS (Norway)
  • Techni AS (Norway)
  • Larsen, Andreas Børre
  • Bendiksen, Jan Martin
  • Sjulstad, Trond
  • Brandsæter, Tor Helge
  • Strand, Ola
  • Petersen, Christian


b) of the electric motor (31). The electric motor is an electric rotary motor. The invention also relates to a pump assembly with a plurality of such driving arrangements.

IPC Classes  ?

  • F04B 45/047 - Pumps having electric drive
  • F04B 49/20 - Control of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for in, or of interest apart from, groups by changing the driving speed
  • H02K 7/06 - Means for converting reciprocating motion into rotary motion or vice versa
  • F04B 43/04 - Pumps having electric drive
  • F04B 43/09 - Pumps having electric drive
  • F04B 43/107 - Pumps having fluid drive the fluid being actuated directly by a piston
  • H02K 7/108 - Structural association with clutches, brakes, gears, pulleys or mechanical starters with friction clutches
  • H02K 5/132 - Submersible electric motors