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United States Patent D828,400
Cinotti ,   et al. September 11, 2018

Pump impeller

Claims


CLAIM The ornamental design for a pump impeller, as shown and described herein.
Inventors: Cinotti; Nestor (Elanora Heights, AU), Hamilton; David (Forestville, AU)
Applicant:
Name City State Country Type

Weir Minerals Australia Ltd.

Artarmon NSW

N/A

AU
Assignee: Weir Minerals Australia Ltd. (AU)
Appl. No.: D/594,808
Filed: February 22, 2017

Foreign Application Priority Data

Aug 25, 2016 [AU] 201614664

Current U.S. Class: D15/7
Current International Class: 1502
Field of Search: ;D15/7-9,28 ;D23/231,232,225,379,411 ;417/60,235,265,321,355,358,363,359,410.1,415-416,405,900 ;60/408,412 ;184/26-37 ;415/131,140-147 ;416/175,180,183 ;29/889.23

References Cited [Referenced By]

U.S. Patent Documents
3953150 April 1976 Onal
4208169 June 1980 Becker et al.
D258588 March 1981 Sugiura
D258589 March 1981 Sugiura
D268112 March 1983 Sugiura
4904159 February 1990 Wickoren
6074167 June 2000 Olifirov
D443281 June 2001 Sodergard
7114925 October 2006 Shaw
7210226 May 2007 Makinson
D554150 October 2007 Fausett
D583391 December 2008 Metcalfe
D586826 February 2009 Cantrill
D603878 November 2009 Chu
D630721 January 2011 Kenyon
8025479 September 2011 Sclott
8439642 May 2013 Scott et al.
8511998 August 2013 Burgess
8545091 October 2013 Arribau
D694266 November 2013 Haddad
D712434 September 2014 Hastings
D732581 June 2015 Swiatek
9086075 July 2015 Miller
D762840 August 2016 Wilkins
D762841 August 2016 Wilkins
D791841 July 2017 Obuchi
2009/0092478 April 2009 Eslinger
2010/0284812 November 2010 Zandeh
2016/0040682 February 2016 Walker
Foreign Patent Documents
2013202462 May 2013 AU
Primary Examiner: Seifert; Ralf
Attorney, Agent or Firm: Morriss O'Bryant Compagni

Description



FIG. 1 is a perspective view of the front of the impeller showing our new design;

FIG. 2 is a perspective view of the back of the impeller showing our new design;

FIG. 3 is a plan view of the front of the impeller;

FIG. 4 is a plan view of the back of the impeller;

FIG. 5 is a side elevation view of the impeller, with the back of the impeller facing to the left of the page;

FIG. 6 is a side elevation view of the impeller shown in FIG. 5, with the back of the impeller facing to the right of the page;

FIG. 7 is a side elevation view of the impeller shown in FIG. 5, having been rotated ninety degrees both vertically and horizontally, the back of the impeller facing to top of the page; and,

FIG. 8 is a side elevation view of the impeller shown in FIG. 7, with the back of the impeller facing toward the bottom of the page.

The broken lines shown in FIGS. 2 and 4 are included for the purpose of illustrating portions of the pump impeller that form no part of the claimed design.

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