Combustion chamber of direct injection diesel engine having inducers
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Nov 7, 2017
Issued Date -
N/A
app pub date -
Oct 30, 2013
filing date -
Oct 30, 2012
priority date (Note) -
In Force
status (Latency Note)
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Abstract
The present disclosure relates to a combustion chamber of a diesel engine, which has a recessed combustion bowl to mix fuel injected from an injector with air, the combustion chamber including: a cylinder head which has the injector mounted thereto and is positioned at an upper side of the combustion bowl; a cylinder block which is positioned at a lower side of the cylinder head; and a piston which moves upward and downward in the cylinder block and faces the cylinder head, in which a plurality of radial inducers is provided on a bottom surface of the cylinder head around the injector.
First Claim
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Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
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HD HYUNDAI INFRACORE CO LTD | 489 INJUNG-RO DONG-GU INCHEON 22502 |
International Classification(s)
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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Lee, Jong Yoon | Seoul, KR | 25 | 192 |
# of filed Patents : 25 Total Citations : 192 |
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Patent Citation Ranking
- 1 Citation Count
- F02B Class
- 21.92 % this patent is cited more than
- 8 Age
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | May 7, 2025 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | May 7, 2029 |
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Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
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Jun 23, 2021 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 4TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1551); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 4 |
Jan 10, 2018 | PD | Priority Date | |
Jan 09, 2018 | I | Issuance | |
Dec 20, 2017 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
May 11, 2017 | P | Published | |
Dec 11, 2015 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:CONGDON, THOMAS M.;GRAHAM, SUSAN M.;FISHER, BART A.;SIGNING DATES FROM 20151105 TO 20151113;REEL/FRAME:037272/0094 Owner name: CATERPILLAR INC., ILLINOIS |
Nov 09, 2015 | F | Filing |

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