Patent
   D631948
Priority
Jul 20 2010
Filed
Jul 20 2010
Issued
Feb 01 2011
Expiry
Feb 01 2025
Assg.orig
Entity
unknown
25
17
n/a
We claim the ornamental design for a seal ring for a stern tube, as shown and described.

FIG. 1 is a perspective view of a seal ring for a stern tube.

FIG. 2 is a right-side view of the seal ring, the left-side view being a mirror image of the right-side view, and the top and bottom view being identical thereto.

FIG. 3 is an enlarged cross-sectional view taken along line 33 of FIG. 5.

FIG. 4 is a front view of the seal ring; and,

FIG. 5 is a rear view of the seal ring.

Yoshida, Hisashi, Takayasu, Minoru, Inaba, Motofumi

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Patent Priority Assignee Title
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 20 2010WARTSILA JAPAN LTD.(assignment on the face of the patent)
Nov 08 2010YOSHIDA, HISASHIWARTSILA JAPAN LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0253850613 pdf
Nov 08 2010INABA, MOTOFUMIWARTSILA JAPAN LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0253850613 pdf
Nov 08 2010TAKAYASU, MINORUWARTSILA JAPAN LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0253850613 pdf
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