Combustion enhancement tool

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Description

FIG. 1 is a left side view of a first embodiment of the combustion enhancement tool;

FIG. 2 is a right side view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a top left front perspective view thereof; and

FIG. 8 is a side view thereof shown in a position of use.

FIG. 9 is a left side view of a second embodiment of the combustion enhancement tool;

FIG. 10 is a right side view thereof;

FIG. 11 is a front view thereof;

FIG. 12 is a rear view thereof;

FIG. 13 is a top view thereof;

FIG. 14 is a bottom view thereof;

FIG. 15 is a top left front perspective view thereof; and

FIG. 16 is a side view thereof shown in a position of use.

FIG. 17 is a left side view of a third embodiment of the combustion enhancement tool;

FIG. 18 is a right side view thereof;

FIG. 19 is a front view thereof;

FIG. 20 is a rear view thereof;

FIG. 21 is a top view thereof;

FIG. 22 is a bottom view thereof;

FIG. 23 is a top left front perspective view thereof; and,

FIG. 24 is a side view thereof shown in a position of use.

The broken lines shown in the drawings illustrates environment that form no part of the claim.

Claims

The ornamental design for combustion enhancement tool, as shown and described.

Referenced Cited
U.S. Patent Documents
D249282 September 5, 1978 Nielsen
D381405 July 22, 1997 Waidele
D488544 April 13, 2004 Akaltan
D657443 April 10, 2012 Czuk
8640979 February 4, 2014 Wu
D721425 January 20, 2015 Orimland
D884841 May 19, 2020 Drew
20110155274 June 30, 2011 Zumbrum
20160377212 December 29, 2016 Lai
Patent History
Patent number: D930124
Type: Grant
Filed: Dec 27, 2019
Date of Patent: Sep 7, 2021
Inventor: Steven D. Stello (Rochester, NY)
Primary Examiner: Amy C Wierenga
Application Number: 29/718,778
Classifications
Current U.S. Class: Pipe, Tubing Or Hose (D23/266); D7/416