Patent
   D608297
Priority
Sep 26 2008
Filed
Mar 09 2009
Issued
Jan 19 2010
Expiry
Jan 19 2024
Assg.orig
Entity
unknown
5
5
n/a
We claim the ornamental design for a vacuum circuit breaker, as shown and described.

FIG. 1 is a perspective view of a vacuum circuit breaker showing our new design:

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left-side elevation view thereof;

FIG. 5 is a right-side elevation view thereof;

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

FIG. 7 is a bottom plan view thereof.

The broken line portion of the figure drawings is included to show unclaimed subject matter only and forms no part of the claimed design.

Shin, Young Seong

Patent Priority Assignee Title
D777116, Sep 24 2014 ABB Schweiz AG Switching device with front cover
D812018, Sep 24 2014 ABB Technology AG Switching device with front cover
D837751, Sep 24 2014 ABB Schweiz AG Front cover for a switching device
D954658, Apr 27 2020 LS ELECTRIC CO., LTD. Air circuit breaker
D959388, Jan 15 2020 Siemens Aktiengesellschaft Switching device
Patent Priority Assignee Title
3983460, Apr 02 1975 Westinghouse Electric Corporation Enclosed circuit interrupter with improved fuse assembly
4587390, Jan 07 1985 Golden Gate Switchboard Co. Vacuum circuit breaker
6710696, Apr 08 2002 Eaton Corporation Fuse housing for network protector
7141747, Dec 06 2004 Siemens Aktiengesellschaft Switching apparatus having a withdrawable-part rack and a lockable power circuit breaker
20090014292,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 18 2009SHIN, YOUNG SEONG, MR LS INDUSTRIAL SYSTEMS CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0224610760 pdf
Mar 09 2009LS Industrial Systems Co., Ltd.(assignment on the face of the patent)
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