Core for a high-frequency three-phase transformer

- Seiden Mfg. Co., Ltd.
Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a perspective view of a core for a high-frequency three-phase transformer according to a first embodiment;

FIG. 2 is a top view thereof, the bottom view being a mirror image;

FIG. 3 is a front view thereof;

FIG. 4 is a side view thereof, the opposite side view being a mirror image;

FIG. 5 is a rear view thereof;

FIG. 6 is a cross-sectional view thereof taken along the line 66 of FIG. 5;

FIG. 7 is an exploded view thereof;

FIG. 8 is a perspective view of the core for a high-frequency three-phase transformer according to a second embodiment;

FIG. 9 is a top view thereof, the bottom view being a mirror image;

FIG. 10 is a front view thereof;

FIG. 11 is a side view thereof, the opposite side view being a mirror image;

FIG. 12 is a rear view thereof; and,

FIG. 13 is an exploded view thereof.

Claims

The ornamental design for a core for a high-frequency three-phase transformer, as shown and described.

Referenced Cited
U.S. Patent Documents
3898601 August 1975 Meindl
4352080 September 28, 1982 Mitsui et al.
4424504 January 3, 1984 Mitsui et al.
D280810 October 1, 1985 Mitsui
D288314 February 17, 1987 Makinson et al.
D330541 October 27, 1992 Burrow et al.
D384333 September 30, 1997 Suzuki
D443585 June 12, 2001 Shida et al.
D454839 March 26, 2002 Hoglund
D463365 September 24, 2002 Sakai et al.
6696913 February 24, 2004 Meuche et al.
D522455 June 6, 2006 Nishimura
Foreign Patent Documents
A-2000-150269 May 2000 JP
Patent History
Patent number: D613245
Type: Grant
Filed: May 29, 2009
Date of Patent: Apr 6, 2010
Assignee: Seiden Mfg. Co., Ltd. (Atsugi)
Inventor: Tsunehiko Honna (Zama)
Primary Examiner: Prabhakar Deshmukh
Assistant Examiner: Derrick Holland
Attorney: Oliff & Berridge, PLC
Application Number: 29/337,790
Classifications
Current U.S. Class: Element Or Attachment (D13/118)