Patent
   D338708
Priority
Mar 15 1991
Filed
Sep 11 1991
Issued
Aug 24 1993
Expiry
Aug 24 2007
Assg.orig
Entity
unknown
2
13
n/a
The ornamental design for steam trap, as shown and described.

FIG. 1 is a perspective view taken from the top front and left side of a steam trap showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a right side elevational view thereof;

FIG. 8 is a cross sectional view taken on line 8--8 of FIG. 6;

FIG. 9 is a perspective view taken from the top, front and left side of a second embodiment thereof;

FIG. 10 is a front elevational view of Fig. 9;

FIG. 11 is a rear elevational view of FIG. 9;

FIG. 12 is a top plan view of FIG. 9;

FIG. 13 is a bottom plan view of FIG. 9;

FIG. 14 is a left side elevational view of FIG. 9;

FIG. 15 is a right side elevational view of FIG. 9; and,

FIG. 16 is a cross sectional view taken on line 16--16 of FIG. 14.

Oike, Tadashi

Patent Priority Assignee Title
D666700, Dec 16 2010 TLV CO , LTD Steam trap
D674472, Jan 17 2011 TLV CO , LTD Steam trap
Patent Priority Assignee Title
1633165,
1642023,
1660428,
2117056,
2208390,
3489164,
3489348,
4300588, Feb 17 1979 TLV Co., Ltd. Steam trap with spherical inverted bucket float
237965,
31444,
34878,
45856,
97414,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Aug 26 1991OIKE, TADASHITLV CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST 0058750526 pdf
Sep 11 1991TLV Co., Ltd.(assignment on the face of the patent)
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