Inner nozzle for plasma torch

Description

FIG. 1 is a side view of an inner nozzle for plasma torch showing our design.

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a cross-sectional view taken along line 4-4 of FIG. 2;

FIG. 5 is a perspective view thereof; and,

FIG. 6 is an exploded view of a plasma torch, including an outer nozzle therefor, inner cap, electrode, plasma torch body, and the inner nozzle shown in broken lines for environment only, illustrating the position of the inner nozzle relative to same forming no part of the claimed design.

In particular, the claimed article is an inner nozzle used with a plasma torch for high temperature cutting applications, such as cutting of metals.

The broken lines in the drawings depict unclaimed environmental subject matter.

Claims

CLAIM The ornamental design for an inner nozzle for plasma torch, as shown and described.

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Inventors:	Furujo; Akira (Tokyo, JP), Motoyama; Masatoshi (Tokyo, JP), Hirai; Ryuta (Tokyo, JP), Kashimata; Kazuya (Isezaki, JP), Koike; Tetsuo (Tokyo, JP)
Assignee:	Koike Sanso Kogyo Co., Ltd. (JP)
Appl. No.:	D/375,818
Filed:	September 28, 2010

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Current U.S. Class:	D15/144
Current International Class:	1509
Field of Search:	;D15/144-144.2 ;219/121.4-121.5,121.52,121.57

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References Cited [Referenced By]

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U.S. Patent Documents

4954688	September 1990	Winterfeldt
5747767	May 1998	Severance et al.
5841095	November 1998	Lu et al.
5856647	January 1999	Luo
6096992	August 2000	Severance, Jr.
6191380	February 2001	Thomas
6914211	July 2005	Brasseur et al.
6946616	September 2005	Kinerson et al.
D511663	November 2005	Hewett et al.
D519137	April 2006	Furujo et al.
D520037	May 2006	Furujo et al.
D535674	January 2007	Conway et al.
D582950	December 2008	Yamaguchi et al.
D582951	December 2008	Yamaguchi et al.
7598473	October 2009	Cook et al.
7737383	June 2010	Hussary et al.
2005/0082263	April 2005	Koike et al.
2010/0264120	October 2010	Reinke et al.

Primary Examiner: Palasik; Patricia
Attorney, Agent or Firm: Townsend & Banta