Patent
   D497145
Priority
Jul 25 2003
Filed
Jan 20 2004
Issued
Oct 12 2004
Expiry
Oct 12 2018
Assg.orig
Entity
unknown
23
8
n/a
The ornamental design for a pressure switch, as shown and described.

FIG. 1 is a top, front and right side perspective view of a pressure switch showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a right side view thereof, the left side view being a mirror image of the right side view.

Seo, Hideo

Patent Priority Assignee Title
7112753, Aug 29 2005 Pressure switch
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D737763, Mar 15 2013 MARKAN PROPERTIES LIMITED Mobile power supply
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D843330, Feb 13 2017 SMC Corporation Sensor monitor
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D870677, Dec 18 2018 WIKA ALEXANDER WIEGAND SE & CO KG Pressure switch
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D924177, Jan 28 2020 CHANDLER SYSTEMS, INC Pressure switch
D939450, Sep 12 2019 SAGINOMIYA SEISAKUSHO, INC. Pressure switch
D940082, Sep 12 2019 SAGINOMIYA SEISAKUSHO, INC. Pressure switch
D949801, Sep 12 2019 SAGINOMIYA SEISAKUSHO, INC. Pressure switch
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Patent Priority Assignee Title
3742166,
4172412, Dec 27 1973 Robertshaw Controls Company Fluid operated diaphragm assembly having a pair of like opposed diaphragms
4243858, May 15 1978 Therm-O-Disc Incorporated Snap disc operated pressure switch
4339638, Oct 15 1980 McDonnell Douglas Corporation Electrical switch
4540860, Oct 05 1982 Kabushiki Kaisha Saginomiya Seisakusho Pressure responsive switch
4626636, Mar 25 1985 STEWART-WARNER HOBBS CORPORATION, A DE CORP Pressure operated switch assembly with external pressure control
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jan 08 2004SEO, HIDEOSMC Kabushiki KaishaASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0149190046 pdf
Jan 20 2004SMC Kabushiki Kaisha(assignment on the face of the patent)
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