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 left side elevation view thereof;

FIG. 3 is a right side elevation view thereof;

FIG. 4 is a back elevation view thereof;

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

FIG. 6 is an enlarged fragmented 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
3833871 September 1974 Fisher et al.
D442547 May 22, 2001 Takebuchi et al.
D586745 February 17, 2009 Shibata et al.
D594412 June 16, 2009 Ueki et al.
D599233 September 1, 2009 Ebenezer et al.
Patent History
Patent number: D693301
Type: Grant
Filed: Mar 12, 2010
Date of Patent: Nov 12, 2013
Assignee: Fluke Corporation (Everett, WA)
Inventors: Ferdinand Laurino (Seattle, WA), Christopher W. Lagerberg (Seattle, WA)
Primary Examiner: Derrick Holland
Application Number: 29/357,539
Classifications
Current U.S. Class: Inductor (e.g., Coil, Etc.) (D13/117)