USPatent applicationPatented

Catalyst carrier for exhaust gas purification

Granted 14 Nov 2023 · 3 office actions

Assignee: NGK Insulators, Ltd.

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Inventors: Yoichi Aoki · Examiner: Ania Aman · AU 2914 · TC 2900

Application· this page
29/651,492
filed 17 Aug 2018
Publication
Not published
not published
Patent
US D1004622
granted 14 Nov 2023

Life of the application

10 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 a catalyst carrier for exhaust gas purification illustrating my new design;

FIG. 2 is a front view thereof, the rear view thereof being a right-and-left reversed image;

FIG. 3 is a top view thereof, the bottom view thereof being a mirror image;

FIG. 4 is a right view thereof, the left view thereof being a mirror image;

FIG. 5 is an enlarged view delimited by the lines labelled 5 in FIG. 2 ;

FIG. 6 is a middle omitted cross-sectional view taken through line 6 - 6 of FIG. 5 ;

FIG. 7 is a middle omitted cross-sectional view taken through line 7 - 7 of FIG. 5 ;

FIG. 8 is a perspective view of a second embodiment of a catalyst carrier for exhaust gas purification illustrating my new design;

FIG. 9 is a front view thereof, the rear view thereof being a right-and-left reversed image;

FIG. 10 is a top view thereof, the bottom view thereof being a mirror image;

FIG. 11 is a right view thereof, the left view thereof being a mirror image;

FIG. 12 is an enlarged view delimited by the lines labelled 12 in FIG. 9 ;

FIG. 13 is a middle omitted cross-sectional view taken through line 13 - 13 of FIG. 12 ;

FIG. 14 is a middle omitted cross-sectional view taken through line 14 - 14 of FIG. 12 ;

FIG. 15 is a perspective view of a third embodiment of a catalyst carrier for exhaust gas purification illustrating my new design;

FIG. 16 is a front view thereof, the rear view thereof being a right-and-left reversed image;

FIG. 17 is a top view thereof, the bottom view thereof being a mirror image;

FIG. 18 is a right view thereof, the left view thereof being a mirror image;

FIG. 19 is an enlarged view thereof delimited by the lines labelled 19 in FIG. 16 ;

FIG. 20 is a middle omitted cross-sectional view thereof taken through line 20 - 20 of FIG. 19 ;

FIG. 21 is a middle omitted cross-sectional view thereof taken through line 21 - 21 of FIG. 19 ;

FIG. 22 is a perspective view of a fourth embodiment of a catalyst carrier for exhaust gas purification illustrating my new design;

FIG. 23 is a front view thereof, the rear view thereof being a right-and-left reversed image;

FIG. 24 is a top view thereof, the bottom view thereof being a mirror image;

FIG. 25 is a right view thereof, the left view thereof being a mirror image;

FIG. 26 is an enlarged view thereof delimited by lines labelled 26 in FIG. 23 ;

FIG. 27 is a middle omitted cross-sectional view thereof taken through line 27 - 27 of FIG. 26 ; and

FIG. 28 is a middle omitted cross-sectional view thereof taken through line 28 - 28 of FIG. 26 .

The catalyst carrier is used for removing toxic substances contained in exhaust fumes emitted from automobile engines and the like. The catalyst carrier has fins in each of its cells. The fin is provided in the same sectional shape over the whole length of the cells.

In the drawings, the broken lines depict environmental subject matter only and form no part of the claimed design.

The dot-dash broken lines in the drawings depict a boundary between the claimed design and the unclaimed subject matter 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
D15/5

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File wrapper

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Pendency
5.2 y
1,915 days filing → grant
Office actions
2
after a restriction
Responses
2
no RCE
Examiner
Ania Aman
art unit 2914 · TC 2900
Citations: 40 back · 0 forward

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Documents

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Chain of title

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