- Patent Title: Rotodynamic pump having a body defining a body cavity with a first and second housing portion defining a portion of an impeller cavity and disposed within the body cavity wherein the body cavity extends at least in part around the second housing portion and the housing portions defining an impeller clearance
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Application No.: US16361819Application Date: 2019-03-22
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Publication No.: US11459958B2Publication Date: 2022-10-04
- Inventor: David Waddleton , Benjamin Renaud , Sebastien Bergeron , Etienne Plamondon , Jean-Gabriel Gauvreau
- Applicant: PRATT & WHITNEY CANADA CORP.
- Applicant Address: CA Longueuil
- Assignee: PRATT & WHITNEY CANADA CORP.
- Current Assignee: PRATT & WHITNEY CANADA CORP.
- Current Assignee Address: CA Longueuil
- Agency: Norton Rose Fulbright Canada LLP
- Main IPC: F02C9/28
- IPC: F02C9/28 ; F02C9/30 ; F04D15/00 ; F02C7/22 ; B64D37/00
Abstract:
A rotodynamic pump for pumping a fluid includes an impeller, a housing surrounding the impeller, and a pressure regulating mechanism. The pressure regulating mechanism is configured to adjust the clearance between the impeller and the impeller housing to regulate pressure of the fluid downstream of the impeller. A method of regulating the delivery pressure is also disclosed.
Public/Granted literature
- US20200300179A1 ROTODYNAMIC PUMP AND METHOD Public/Granted day:2020-09-24
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