System and method for an aftercooler bypass
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Feb 9, 2016
Grant Date -
Apr 30, 2015
app pub date -
Oct 24, 2013
filing date -
Oct 24, 2013
priority date (Note) -
In Force
status (Latency Note)
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Abstract
Embodiments of systems and methods for bypassing an aftercooler are disclosed. According to one embodiment, the bypass valve system may include a turbocharger, an air temperature sensor, an aftercooler, a three-way bypass valve, an aftercooler conduit, a bypass conduit, a pipe fitting, an engine, a radiator, an expansion tank, a pump, a bypass control system and a locomotive control system. The temperature of the charge air is measured and sent to the bypass control system. The locomotive control system sends engine throttle conditions, such as engine notch position, to bypass control system. Bypass control system determines whether to circulate coolant through the aftercooler or bypass the aftercooler based on the temperature measurements and the engine throttle conditions. Bypass control system then sends a signal to the bypass valve to either to circulate coolant through the aftercooler or bypass the aftercooler through the conduit.
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 | |
---|---|---|
NORFOLK SOUTHERN CORPORATION | 650 WEST PEACHTREE STREET NE ATLANTA GA 30308 |
International Classification(s)

- 2013 Application Filing Year
- F01P Class
- 229 Applications Filed
- 206 Patents Issued To-Date
- 89.96 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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Faulkner, Donald R | Hollidaysburg, US | 3 | 20 |
# of filed Patents : 3 Total Citations : 20 | |||
Thompson, William B | Altoona, US | 18 | 414 |
# of filed Patents : 18 Total Citations : 414 |
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Patent Citation Ranking
- 0 Citation Count
- F01P Class
- 0 % this patent is cited more than
- 9 Age
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Aug 9, 2027 |
Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
Surcharge - 11.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
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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