Pressure switch

Information

  • Patent Grant
  • D939450
  • Patent Number
    D939,450
  • Date Filed
    Wednesday, March 11, 2020
    4 years ago
  • Date Issued
    Tuesday, December 28, 2021
    3 years ago
  • Inventors
    • Asada; Yasuhiro
    • Yuguchi; Fumiaki
    • Kurosawa; Tomokazu
    • Suzuki; Ryusuke
  • Original Assignees
  • Examiners
    • Sikder; Selina
    Agents
    • Quarles & Brady LLP
Abstract
Description


FIG. 1 is a front elevational view of an ornamental design for a pressure switch;



FIG. 2 is a rear elevational view of the pressure switch of FIG. 1;



FIG. 3 is a right side elevational view of the pressure switch of FIG. 1;



FIG. 4 is a left side elevational view of the pressure switch of FIG. 1;



FIG. 5 is a top plan view of the pressure switch of FIG. 1;



FIG. 6 is a bottom plan view of the pressure switch of FIG. 1;



FIG. 7 is a perspective view of a top, front, and right side of the pressure switch of FIG. 1;



FIG. 8 is a front elevational view of another ornamental design for a pressure switch;



FIG. 9 is a rear elevational view of the pressure switch of FIG. 8;



FIG. 10 is a right side elevational view of the pressure switch of FIG. 8;



FIG. 11 is a left side elevational view of the pressure switch of FIG. 8;



FIG. 12 is a top plan view of the pressure switch of FIG. 8;



FIG. 13 is a bottom plan view of the pressure switch of FIG. 8;



FIG. 14 is a perspective view of a top, front, and right side of the pressure switch of FIG. 8;



FIG. 15 is a front elevational view of yet another ornamental design for a pressure switch;



FIG. 16 is a rear elevational view of the pressure switch of FIG. 15;



FIG. 17 is a right side elevational view of the pressure switch of FIG. 15;



FIG. 18 is a left side elevational view of the pressure switch of FIG. 15;



FIG. 19 is a top plan view of the pressure switch of FIG. 15;



FIG. 20 is a bottom plan view of the pressure switch of FIG. 15; and,



FIG. 21 is a perspective view of a top, front, and right side of the pressure switch of FIG. 15.


Claims
  • The ornamental design for a pressure switch, as shown and described.
Priority Claims (3)
Number Date Country Kind
2019-020408 Sep 2019 JP national
2019-020409 Sep 2019 JP national
2019-020410 Sep 2019 JP national
US Referenced Citations (29)
Number Name Date Kind
3042770 Beeman Jul 1962 A
4334131 Cooper Jun 1982 A
4626636 Hickman Dec 1986 A
D297006 Walters Aug 1988 S
4868356 Lindsey Sep 1989 A
5124516 Liu Jun 1992 A
D373735 Kurisaki Sep 1996 S
D373736 Kurisaki Sep 1996 S
D373737 Kurisaki Sep 1996 S
D400456 Inoue Nov 1998 S
D437295 Gunji Feb 2001 S
D497145 Seo Oct 2004 S
7112753 Lee Sep 2006 B1
D557215 Kurisaki Dec 2007 S
D559195 Tamaoki Jan 2008 S
D669039 Gunji Oct 2012 S
9903490 Matsuyama Feb 2018 B2
D860840 Takimoto Sep 2019 S
D861524 Takimoto Oct 2019 S
D870677 Gupta Dec 2019 S
D871353 Gupta Dec 2019 S
D924177 Chandler, Jr. Jul 2021 S
20080291035 Kawakami Nov 2008 A1
20090194399 Lin Aug 2009 A1
20110023616 Kiyama Feb 2011 A1
20110073420 Nagel Mar 2011 A1
20110174602 Palmer Jul 2011 A1
20130125664 Harper, Jr. May 2013 A1
20170025237 Nagel Jan 2017 A1
Non-Patent Literature Citations (1)
Entry
Alco Controls; Pressure Controls PS1/PS2 Series; Feb. 26, 2014; 6 pgs.;https://climate.emerson.com/documents/ps1-2-pressure-controls-technical-bulletin-6-pages-en-gb-3842834.pdf.