Rogowski coil

- Fluke Corporation
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Description

FIG. 1 is a front elevation view of a Rogowski coil showing our new design;

FIG. 2 is a right side elevation view thereof;

FIG. 3 is a left side elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a lower front right perspective view thereof; and,

FIG. 6 is an enlarged fragmental partial perspective view thereof.

The broken lines shown represent unclaimed subject matter and form no part of the claimed design.

Claims

The ornamental design for a Rogowski coil, as shown and described.

Referenced Cited
U.S. Patent Documents
2229461 January 1941 Kummich
3833871 September 1974 Fisher
D442547 May 22, 2001 Takebuchi
D586745 February 17, 2009 Shibata
D594412 June 16, 2009 Ueki
D599233 September 1, 2009 Ebenezer
D640198 June 21, 2011 Wu et al.
D669031 October 16, 2012 Wagatsuma et al.
20080211484 September 4, 2008 Howell et al.
Patent History
Patent number: D706714
Type: Grant
Filed: Oct 22, 2013
Date of Patent: Jun 10, 2014
Assignee: Fluke Corporation (Everett, WA)
Inventors: Ferdinand Ygona Laurino (Seattle, WA), Christopher W. Lagerberg (Seattle, WA)
Primary Examiner: Derrick Holland
Application Number: 29/470,566
Classifications