• Patent Title: Positive displacement pump and operating method thereof
  • Application No.: US14347243
    Application Date: 2012-09-28
  • Publication No.: US09695808B2
    Publication Date: 2017-07-04
  • Inventor: Alfred GiessbachNorbert Jaeger
  • Applicant: MHWIRTH GMBH
  • Applicant Address: DE Erkelenz
  • Assignee: MHWIRTH GMBH
  • Current Assignee: MHWIRTH GMBH
  • Current Assignee Address: DE Erkelenz
  • Agent Norman B. Thot
  • Priority: DE102011054073 20110930; DE102011054074 20110930
  • International Application: PCT/EP2012/069160 WO 20120928
  • International Announcement: WO2013/045598 WO 20130404
  • Main IPC: F04B43/02
  • IPC: F04B43/02 F04B27/08 F04B9/109 F04B11/00 F04B43/06
Positive displacement pump and operating method thereof
Abstract:
A positive displacement pump includes a drive unit and a pump unit. The pump unit comprises a plurality of working chambers, a plurality of displacement elements, and at least three cylinders. The pump unit is configured to be double-acting.
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