Frequency converter

Description

FIG. 1 is a top perspective view of a frequency converter showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

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

Claims

CLAIM The ornamental design for a frequency converter, as shown and described.

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Inventors:	Perin; Andrea (Cavriago, IT)
Applicant:	Name City State Country Type Vacon Oyj Vaasa N/A FI
Assignee:	Vacon Oyj (Vaasa, FI)
Appl. No.:	D/441,017
Filed:	December 30, 2012

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Current U.S. Class:	D13/110
Current International Class:	1302
Field of Search:	;D13/110,101,123,162,184,199 ;D14/348,349,353,357,358 ;361/600,601,707,715,730 ;363/15,35,141,157,174,175,177

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References Cited [Referenced By]

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U.S. Patent Documents

D296895	July 1988	Nakayama
D358753	May 1995	Yoshida et al.
D365082	December 1995	Cook et al.
D409139	May 1999	Cornell et al.
6650559	November 2003	Okamoto et al.
D495296	August 2004	Hussaini et al.
D505915	June 2005	Hussaini et al.
D541743	May 2007	Virolainen
D541745	May 2007	Virolainen
D548183	August 2007	Hakala et al.
D606017	December 2009	Charlson et al.

Primary Examiner: Holland; Derrick
Attorney, Agent or Firm: Holland & Hart LLP