ENGINE ROOM FOR CONSTRUCTION EQUIPMENT HAVING NOISE TRAP
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Aug 26, 2010
app pub date -
Feb 26, 2009
filing date -
Feb 26, 2009
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
An engine room for construction equipment having a noise trap is provided, which can minimize noise, being generated in an engine room due to driving of an engine and a ventilating fan and emitted to an outside of the engine room, through a noise trap, and can prevent a fire caused by high heat of the engine from occurring. The engine room for construction equipment having a noise trap includes an engine, a radiator cooling water for cooling the engine, a shroud fixed to the radiator to form a moving path of external air, a circulating fan making the external air flowing into the engine room through an inlet port pass through the circumference of the engine and discharging the air having passed the engine to an outside of the engine room through an outlet port during rotation of the circulating fan, and a noise trap composed of a frame mounted on one side wall of the engine room and noise attenuation members fixed to the frame in layers so that the noise attenuation members become in contact with the noise emitted from the engine room to the outside of the engine room to shield and attenuate the noise.
First Claim
all claims..Other Claims data not available
Family
- No Family data available.
- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
VOLVO CONSTRUCTION EQUIPMENT HOLDING SWEDEN AB | 631 85 ESKILSTUNA |
International Classification(s)

- 2009 Application Filing Year
- G10K Class
- 201 Applications Filed
- 96 Patents Issued To-Date
- 47.77 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
CHO, Gyeng Soo | Masan-si, KR | 2 | 146 |
# of filed Patents : 2 Total Citations : 146 | |||
IKEDA, Mike | Changwon, KR | 1 | 2 |
# of filed Patents : 1 Total Citations : 2 | |||
JEONG, Kyu Cheon | Changwon-si, KR | 4 | 4 |
# of filed Patents : 4 Total Citations : 4 |
Cited Art Landscape
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Patent Citation Ranking
- 2 Citation Count
- G10K Class
- 9.30 % this patent is cited more than
- 15 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
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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