Programmable logic controller

Description

FIG. 1 is a front view of a first embodiment of a programmable logic controller, showing our new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a front and left side perspective view thereof;

FIG. 8 is a front view of a second embodiment of a programmable logic controller, showing our new design;

FIG. 9 is a rear view thereof;

FIG. 10 is a top view thereof;

FIG. 11 is a bottom view thereof;

FIG. 12 is a right side view thereof;

FIG. 13 is a left side view thereof; and,

FIG. 14 is a front and left side perspective view thereof.

Portions of the article shown in broken lines form no part of the claimed design.

Claims

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

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Inventors:	Andersson; Jan (Erlangen, DE), Weckert; Vincent Holger (Nuremberg, DE)
Applicant:	Name City State Country Type Siemens Aktiengesellschaft Munich N/A DE
Assignee:	SIEMENS AKTIENGESELLSCHAFT (Munich, DE)
Appl. No.:	D/648,699
Filed:	May 23, 2018

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Foreign Application Priority Data

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Nov 24, 2017 [EM]			004521375

Current U.S. Class:	D13/162.1
Current International Class:	1303
Field of Search:	;D14/300-302,308,310-311,313,348-349,351,354,439 ;D13/162,162.1,184

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References Cited [Referenced By]

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Other References

Siemens S7-1200 system manual en-US | posted at cache.industry.siemens.com; dated Apr. 2012 [online]. .COPYRGT. Siemens AG 2012 [retrieved Mar. 30, 2020] from Internet:<https://cache.industry.siemens.com/dl/files/465/36932465/att- _106119/v1/s71200_system_manual_en-US_en-US.pdf> pp. 19, 22, 24, 46, 56, 61, 109. (Year: 2012). cited by examiner . SIMATIC S7-1200 | posted at youtube.com by Siemens Nov. 9, 2017 [online]. [retrieved Mar. 30, 2020] from Internet: <https://www.youtube.com/watch?v=31KQI8Vjvck> (Year: 2017). cited by examiner . Explore the benefits of moving from Siemens SIMATIC S7-200 to SIMATIC S7-1200 | posted by HeikoL at rs-online.com Mar. 2016 [online]. [retrieved Mar. 30, 2020] from Internet: <https://www.rs-online.com/designspark/explore-the-benefits-of-moving-- from-siemens-simatic-s7-200-to-simatic-s7-1200> (Year: 2016). cited by examiner.

Primary Examiner: Glennon; Katherine
Attorney, Agent or Firm: Henry M. Feiereisen LLC