Plasma arc torch tip with secondary holes

Description

FIG. 1 is a perspective view of the plasma arc torch tip with secondary holes from the top;

FIG. 2 is a perspective view thereof from below, wherein the dashed lines indicate changes in surface contour;

FIG. 3 is a perspective view thereof from above and rotated from FIG. 1;

FIG. 4 is a side elevation view thereof;

FIG. 5 is a side elevation view thereof, rotated 90.degree. from FIG. 4;

FIG. 6 is a top plan view thereof, wherein the dashed lines indicate changes in surface contour; and,

FIG. 7 is a bottom plan view thereof.

Claims

The ornamental design for a plasma arc torch tip with secondary holes, as shown and described.

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Inventors:	Horner-Richardson; Kevin (Cornish, NH), Jones; Joseph P. (Lebanon, NH), Hewett; Roger W. (Plainfield, NH)
Assignee:	Thermal Dynamics Corporation (West Lebanon, NH)
Appl. No.:	D/173,319
Filed:	December 26, 2002

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Related U.S. Patent Documents

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	Application Number	Filing Date	Patent Number	Issue Date
	166921	Sep 4, 2002

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Current U.S. Class:	D8/30
Current International Class:	0805
Field of Search:	;D8/30 ;219/121.5,75,121.51,74,121.48 ;313/231.31,231.41

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References Cited [Referenced By]

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U.S. Patent Documents

D299352	January 1989	Spaulding et al.
5147997	September 1992	Haberman
5258599	November 1993	Moerke
5266776	November 1993	Boisvert et al.
5726415	March 1998	Luo et al.
5747767	May 1998	Severance et al.
5856647	January 1999	Luo
D407726	April 1999	Zigliotto
5965040	October 1999	Luo et al.
D420374	February 2000	Zigliotto
6163008	December 2000	Roberts et al.

Primary Examiner: Hyder; Philip S.
Attorney, Agent or Firm: Harness, Dickey & Pierce, P.L.C.