Digital safety relay
Latest ABB Schweiz AG Patents:
- Network Configuration in Industrial Automation Systems
- DI/DT Sensor for Fast Detection of Short Circuit Faults with a Solid-State Circuit Breaker
- Electric motor fan cover, end bell interface, and radially mounted brush holder
- Method and system for detecting location of fault in a cable
- Medium voltage switching apparatus
Description
The broken lines in the drawings illustrate portions of the digital safety relay that form no part of the claimed design.
Claims
The ornamental design for a digital safety relay, as shown and described.
Referenced Cited
U.S. Patent Documents
D494142 | August 10, 2004 | Schon |
D534490 | January 2, 2007 | Ogawa |
D566049 | April 8, 2008 | Radau |
D567191 | April 22, 2008 | Eichinger |
D595239 | June 30, 2009 | Inoue |
D600213 | September 15, 2009 | Inoue |
D616833 | June 1, 2010 | Heggemann |
D616834 | June 1, 2010 | Heggemann |
D811349 | February 27, 2018 | Huettemeier |
D811350 | February 27, 2018 | Huettemeier |
20080092604 | April 24, 2008 | Trinh |
20090203234 | August 13, 2009 | Heggemann |
20140212715 | July 31, 2014 | Kim |
20150173223 | June 18, 2015 | Binner |
20150357726 | December 10, 2015 | Hoppmann |
Patent History
Patent number: D822619
Type: Grant
Filed: Mar 27, 2017
Date of Patent: Jul 10, 2018
Assignee: ABB Schweiz AG (Baden)
Inventor: Stefan Miholic (Kungsbacka)
Primary Examiner: Thomas J Johannes
Assistant Examiner: Shawn T Gingrich
Application Number: 29/598,513
Type: Grant
Filed: Mar 27, 2017
Date of Patent: Jul 10, 2018
Assignee: ABB Schweiz AG (Baden)
Inventor: Stefan Miholic (Kungsbacka)
Primary Examiner: Thomas J Johannes
Assistant Examiner: Shawn T Gingrich
Application Number: 29/598,513
Classifications
Current U.S. Class:
Relay (D13/159)