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Plug for the end of a tube
D615182 Plug for the end of a tube
Patent Drawings:

Inventor: Abe, et al.
Date Issued: May 4, 2010
Application: D/332,814
Filed: February 26, 2009
Inventors: Abe; Yuji (Hyogo, JP)
Yoshino; Tomio (Hyogo, JP)
Assignee: S{dot over (u)}mitomo Metal Industries, Ltd. (Osaka, JP)
Primary Examiner: Nelson; T. Chase
Assistant Examiner: Muller; David G
Attorney Or Agent: Haszko; Dennis R.
U.S. Class: D23/386
Field Of Search: D23/386; D23/260; D23/266; 138/89.1; 138/89.3; 138/89.4; 15/104.03; 15/104.05; 15/104.61; D22/108; D22/199; D22/117; 102/442; 102/529; 42/95; 299/111; 299/113; D15/21; D24/130; 264/250; 428/543; 175/434
International Class: 2304
U.S Patent Documents:
Foreign Patent Documents:
Other References:

Claim: CLAIM The ornamental design for a plug for the end of a tube, as shown and described.
Description: FIG. 1 is a perspective view of the plug for the end of a tube showing the design;

FIG. 2 is a front view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is an enlarged cross-sectional view along the line 6, 6 in FIG. 2; thereof;

FIG. 7 is an enlarged cross-sectional view along the line 7, 7 in FIG. 2 thereof;

FIG. 8 is an enlarged cross-sectional view along the line 8 9, 8 9 in FIG. 3;

FIG. 9 a further cross-sectional view, along the line 8 9, 8 9 in FIG. 3, showing the plug located in an end of a tube; and,

FIG. 10 is a further perspective view, showing plugs each located in an end of a tube of a heat exchanger for a steam generator.

The broken lines showing parts of the drawings is included for the purpose of illustrating use and environment and forms no part of the claimed design.

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