USPatent applicationPatented

Electrode for a plasma torch

Granted 29 Oct 2013 · no office action yet

Assignee: Komatsu Ltd.

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Inventors: Shigeo Morimoto, Kazunori Tsunekawa, Katsuo Saio, Yoshihiro Yamaguchi +1 · Examiner: Patricia Palasik · AU 2915 · TC 2900

Application· this page
29/401,582
filed 13 Sep 2011
Publication
Not published
not published
Patent
US D692471
granted 29 Oct 2013

Life of the application

5 dated events
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Description

1 parts
›FIG. 1 is a perspective view of a…

FIG. 1 is a perspective view of a first embodiment of an electrode for a plasma torch showing our new design;

FIG. 2 is a front view thereof, the rear view, the right side elevational view and the left side elevational view being identical;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a cross-sectional view taken along line 5 - 5 in FIG. 2 ;

FIG. 6 is a perspective view of a second embodiment of an electrode for a plasma torch showing our new design;

FIG. 7 is a front view thereof, the rear view, the right side elevational view and the left side elevational view being identical;

FIG. 8 is a top plan view thereof;

FIG. 9 is a bottom plan view thereof;

FIG. 10 is a cross-sectional view taken along line 10 - 10 in FIG. 7 ;

FIG. 11 is a perspective view of a third embodiment of an electrode for a plasma torch showing our new design;

FIG. 12 is a front view thereof the rear view, the right side elevational view and the left side elevational view being identical;

FIG. 13 is a top plan view thereof;

FIG. 14 is a bottom plan view thereof; and,

FIG. 15 is a cross-sectional view taken along line 15 - 15 in FIG. 12 .

The features shown in broken lines in the drawings depict environmental subject matter only and form no part of the claimed design. The dot-dashed lines denote the boundary of the claim, and form no part of the claimed design.

the grant prints no section headings; every part label below is ours, taken from that part's own first words

Claims as granted

1 claim

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Classifications

1 codes
USPC · US Patent Classification
D15/144

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File wrapper

⤢ drag to zoomOct 2011Jan 2012Apr 2012Jul 2012Oct 2012Jan 2013Apr 2013Jul 2013Oct 2013USPTOApplicantNotice of allowance
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Pendency
2.1 y
777 days filing → grant
Office actions
0
none on record
Examiner
Patricia Palasik
art unit 2915 · TC 2900
Citations: 7 back · 0 forward

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Documents

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Chain of title

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