Programmable logic controller

- Omron Corporation
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Description

FIG. 1 is a front, bottom and left side perspective view of a programmable logic controller showing my new design;

FIG. 2 is a rear, top and right side perspective view thereof;

FIG. 3 is front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a right side elevational view thereof;

FIG. 8 is a left side elevational view thereof;

FIG. 9 is a front, bottom and left side perspective view thereof showing a condition in which the first and second covers for an addition terminal block are removed;

FIG. 10 is a front elevational view thereof showing a condition in which the covers are opened;

FIG. 11 is a front elevational view thereof showing a condition in which the first and second covers for an additional terminal block are removed;

FIG. 12 is an enlarged front, bottom and left side perspective view of a removed first cover thereof; an enlarged front, bottom and left side perspective view of a removed second cover being identical;

FIG. 13 is an enlarged rear, top and right side perspective view of a removed first cover thereof; an enlarged rear, top and right side perspective view of a removed second cover being identical; and,

FIG. 14 is a front elevational view thereof showing a condition in which the light emitting diodes and display characters are actuated.

Claims

The ornamental design for a programmable logic controller, as shown and decribed.

Referenced Cited
U.S. Patent Documents
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D366245 January 16, 1996 Kurokawa et al.
D368252 March 26, 1996 Nakai
D400180 October 27, 1998 Shimizu
D400510 November 3, 1998 Brunelle
D418115 December 28, 1999 Shimizu et al.
D418483 January 4, 2000 Shimizu et al.
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D480055 September 30, 2003 Droulin et al.
D480367 October 7, 2003 Droulin et al.
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D527349 August 29, 2006 Lee
Patent History
Patent number: D553579
Type: Grant
Filed: Oct 6, 2005
Date of Patent: Oct 23, 2007
Assignee: Omron Corporation (Kyoto)
Inventor: Kei Takahashi (Shizuoka)
Primary Examiner: Selina Sikder
Assistant Examiner: Thomas Johannes
Attorney: Harness, Dickey & Pierce, P.L.C.
Application Number: 29/239,879
Classifications
Current U.S. Class: Programmable Controller (D13/162.1)