Oval steam turbine casing

Information

  • Patent Grant
  • D941360
  • Patent Number
    D941,360
  • Date Filed
    Thursday, January 31, 2019
    5 years ago
  • Date Issued
    Tuesday, January 18, 2022
    2 years ago
  • Inventors
    • Smith; Paul T. (Export, PA, US)
  • Original Assignees
  • Examiners
    • Lane; Sheryl
    • Philipps; Mark T.
    Agents
    • The Webb Law Firm
  • US Classifications
    Field of Search
    • US
    • D13 103
    • D13 107
    • D13 112
    • D13 113
    • D23 210
    • D23 225
    • D23 231
    • D23 232
    • D15 2
    • D15 5- 9
    • CPC
    • F01D25/24
    • F01D25/243
    • F01D11/005
    • F01D25/26
    • F05D2230/21
    • F05D2230/31
    • F05D2240/14
    • F25B11/00
    • F25B1/04
    • F25B1/053
    • F25B27/00
    • F25B31/002
    • F25B31/004
    • F25B31/026
    • F25B41/00
    • F25B49/025
    • F25B1/10
    • F25B2339/047
    • F25B2341/0016
    • F25B2341/0661
    • F25B2400/07
    • F04B41/00
    • F04B41/02
    • F04B41/04
    • F04B41/06
    • F04B49/00
    • F04B17/03
    • F04B17/06
    • F04B35/06
    • F04B33/005
    • F04B33/00
    • F04B33/02
    • F04B25/005
    • Y10T29/49229
  • International Classifications
    • 1501
    • Term of Grant
      15Years
Abstract
Description


FIG. 1 is a rear perspective view of an oval steam turbine casing, in accordance with the present design;



FIG. 2 is a rear view of the oval steam turbine casing of FIG. 1;



FIG. 3 is a front view of the oval steam turbine casing of FIG. 1;



FIG. 4 is right side view of the oval steam turbine casing of FIG. 1;



FIG. 5 is a left side view of the oval steam turbine casing of FIG. 1;



FIG. 6 is a cross-sectional view of the oval steam turbine casing of FIG. 1 along line 6-6;



FIG. 7 is a cross-sectional view of the oval steam turbine casing of FIG. 1 along line 7-7;



FIG. 8 is a cross-sectional view of the oval steam turbine casing of FIG. 1 along line 8-8; and,



FIG. 9 is a cross-sectional view of the oval steam turbine casing of FIG. 1 along line 9-9.


The broken lines in FIGS. 1-9 depict portions of the steam turbine casing that form no part of the claimed design.


Claims
  • The ornamental design for an oval steam turbine casing, as shown and described.
US Referenced Citations (23)
Number Name Date Kind
2278304 Conrad et al. Mar 1942 A
3285189 Doyer Nov 1966 A
3452725 Kelly Jul 1969 A
3883273 King May 1975 A
3886764 Edwards Jun 1975 A
4507067 Hansen Mar 1985 A
4984432 Corey Jan 1991 A
5547353 Yamaguchi et al. Aug 1996 A
5961284 Kuriyama Oct 1999 A
6079966 Bearint et al. Jun 2000 A
7594795 Kriz Sep 2009 B2
8221054 Rao Jul 2012 B2
8403628 Koza Mar 2013 B2
8506245 Xiong Aug 2013 B2
8821110 Predmore Sep 2014 B2
10513937 Koda Dec 2019 B2
10704810 Snell Jul 2020 B2
20030062020 Okulov Apr 2003 A1
20050112014 Shiromaru et al. May 2005 A1
20120195752 Lopez Partida Aug 2012 A1
20130104565 Casavant May 2013 A1
20190136713 Hussain May 2019 A1
20200248589 Smith Aug 2020 A1
Foreign Referenced Citations (2)
Number Date Country
102016107119 Oct 2017 DE
3409895 Dec 2018 EP
Non-Patent Literature Citations (1)
Entry
Elliot Group, Multi-Stage Steam Turbines Literature, (published 2019), Elliot-Turbo.com website, URL:<https://www.elliott-turbo.com/Files/Admin/Literature/Updated%20Cover%20092019/steam-turbines.pdf> (Year: 2019).