Plasma arc torch tip with swirl holes

Description

FIG. 1 is a perspective view of the plasma arc torch tip with swirl 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 appearance of a plasma arc torch tip with swirl 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/173,318
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:	D15/144
Current International Class:	1509
Field of Search:	;D15/144-144.2 ;219/121.44-121.5

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References Cited [Referenced By]

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U.S. Patent Documents

D414788	October 1999	Shintani et al.
D420374	February 2000	Zigliotto
D451113	November 2001	Shintani et al.

Primary Examiner: Davis; Antoine D.
Attorney, Agent or Firm: Harness, Dickey & Pierce, P.L.C.