Method to detect and control detonation phenomena in an internal combustion engine
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United States of America Patent
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Oct 10, 2017
Issued Date -
N/A
app pub date -
Nov 18, 2015
filing date -
Nov 19, 2014
priority date (Note) -
In Force
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Abstract
Method to detect and control detonation phenomena in an internal combustion engine provided with a number of cylinders and with at least two detonation sensors. For each combustion cycle as a function of the cylinder and of the engine point that is being explored, the method comprises the steps of processing the signal coming from each detonation sensor so as to determine a detonation energy for each detonation sensor; calculating a detonation index for each detonation sensor and controlling the internal combustion engine as a function of a total detonation index through the algebraic sum of the detonation indexes for each detonation sensor.
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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MARELLI EUROPE S P A | 20011 CORBETTA (MI) |
International Classification(s)

- 2015 Application Filing Year
- G01L Class
- 1174 Applications Filed
- 940 Patents Issued To-Date
- 80.07 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Cavanna, Filippo | Bologna, IT | 11 | 57 |
# of filed Patents : 11 Total Citations : 57 | |||
Lanzoni, Riccardo | Imola, IT | 9 | 9 |
# of filed Patents : 9 Total Citations : 9 |
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Patent Citation Ranking
- 0 Citation Count
- G01L Class
- 0 % this patent is cited more than
- 8 Age
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Maintenance Fees
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7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Apr 10, 2025 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Apr 10, 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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Jan 08, 2013 | I | Issuance | |
Dec 18, 2012 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Dec 02, 2010 | P | Published | |
Aug 03, 2010 | F | Filing | |
Dec 14, 2005 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:SAUNDERS, CHARLES;REEL/FRAME:026025/0325 Owner name: SAUNDERS ARCHERY COMPANY, NEBRASKA Effective Date: Dec 14, 2005 |
Dec 22, 2004 | PD | Priority Date |

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