Multistage pump

- SULZER MANAGEMENT AG
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Description

FIG. 1 is a top perspective view of a multistage pump in accordance with an embodiment of my new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a top thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a rear view thereof; and,

FIG. 8 is a front view thereof.

The broken lines in the drawings illustrate portions of the multistage pump that form no part of the claimed design.

Claims

The ornamental design for a multistage pump, as shown and described.

Referenced Cited
U.S. Patent Documents
D112465 December 1938 Maier
D292978 December 1, 1987 Hansen
5755554 May 26, 1998 Ryall
D553157 October 16, 2007 Busschaert
D613766 April 13, 2010 Reverberi
8567366 October 29, 2013 Reese
D750137 February 23, 2016 Webber
D807924 January 16, 2018 Wilkie
D823898 July 24, 2018 Alexander
D944860 March 1, 2022 Ichikawa
D944864 March 1, 2022 Montipò
D967195 October 18, 2022 Collins
20170298948 October 19, 2017 Ruzicka
20190264954 August 29, 2019 McKie
20210156394 May 27, 2021 Milojevic
20210156398 May 27, 2021 Haack
20230114352 April 13, 2023 Kushnarev
Other references
  • Sulzer, MSD axially split multistage pump, (published Jun. 2023), Sulzer website, URL:<https://www.sulzer.com/-/media/files/products/pumps/axially-split- pumps/brochures/msd_axially_split_multistage_pump_e00577.pdf> (Year: 2017).
  • HMS Group, AMG/NPS Axially Split Multistage Between-Bearings Process Pumps 50/60 Hz, (published Mar. 4, 2017), HMS Group Moscow, URL:<https://hms.biz/upload/iblock/d06/pc5cxwmwglyiniye81v631ydnjpw35wg/137E_NPSpumps.pdf> (Year: 2017).
Patent History
Patent number: D1023066
Type: Grant
Filed: May 18, 2023
Date of Patent: Apr 16, 2024
Assignee: SULZER MANAGEMENT AG (Winterthur)
Inventor: Steve Milojevic (Beaverton, OR)
Primary Examiner: Calvin E Vansant
Assistant Examiner: Mark T. Philipps
Application Number: 29/892,548
Classifications
Current U.S. Class: Pump Or Compressor (D15/7)