Impeller for a pump

- W.S. Darley & Co.
Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a front perspective view of an impeller for a pump showing the new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

The design includes a mirror image of the embodiment depicted.

The drawings include shadows and reflections, which indicate contour and not surface ornamentation.

Those portions of the drawings shown in broken lines, as well as the interior cylindrical surfaces between those circular broken lines, depict portions of the impeller for a pump that form no part of the claimed design.

Claims

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

Referenced Cited
U.S. Patent Documents
3362338 January 1968 Walter
D762840 August 2, 2016 Wilkins
20110129344 June 2, 2011 Burgess
20110243732 October 6, 2011 Yang
20140030099 January 30, 2014 Hayman
20150292516 October 15, 2015 Ree
20150337665 November 26, 2015 Yang
20180112673 April 26, 2018 Manninen
20180142696 May 24, 2018 Le Dore
20190003322 January 3, 2019 Rettberg
20200318647 October 8, 2020 Xu
20210003143 January 7, 2021 Xu
20210062819 March 4, 2021 Sakanassi
Other references
  • CWT, Balancing Machines for Impellers and Pumps, (site visited Feb. 24, 2020), CWT Industries Website, URL:<https://www.cwtindustries.com/BalancingMachinesforImpellersAndPumps.htm> (Year: 2022).
  • Bell & Gossett, 118440LF Bell & Gossett Brass Pump Impeller 3-⅞″, (site visited Feb. 24, 2022), National Pump Supply, URL:<https://www.nationalpumpsupply.com/118440lf-bell-gossett-brass-pump-impeller-3-7-8/> (Year: 2022).
  • KFR Engineers, Aluminum Pump Impellers, (site visited Feb. 24, 2022), Indiamart, URL:<https://www.indiamart.com/kfrengineers/pump-impeller.html> (Year: 2022).
Patent History
Patent number: D979607
Type: Grant
Filed: Feb 3, 2020
Date of Patent: Feb 28, 2023
Assignee: W.S. Darley & Co. (Itasca, IL)
Inventors: Wayne Hable (Chippewa Falls, WI), Sheldon Susa (Chippewa Falls, WI)
Primary Examiner: Calvin E Vansant
Assistant Examiner: Mark T. Philipps
Application Number: 29/722,937
Classifications
Current U.S. Class: Pump Or Compressor (D15/7)