US2010132347A1PendingUtilityA1

Exhaust cooling apparatus for construction equipment

Assignee: VOLVO CONSTR EQUIP HOLDING SEPriority: Dec 1, 2008Filed: Dec 1, 2009Published: Jun 3, 2010
Est. expiryDec 1, 2028(~2.3 yrs left)· nominal 20-yr term from priority
F01N 5/02E02F 9/00F01N 3/055Y02T10/12F01N 2590/08F01N 13/082E02F 9/0866
45
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Claims

Abstract

An exhaust cooling apparatus for construction equipment, having a cooling fan taking external air into an engine room for heat exchange with a oil cooler and a radiator, and a blower flowing air out of the engine room to the atmosphere. In the apparatus, an outlet of an exhaust pipe for emitting exhaust gas from an engine is fixedly disposed toward a discharge direction of the blower. The discharge direction of the blower is upwardly vertical to the ground. The exhaust cooling apparatus is effective in preventing combustible matters from burning, or preventing plant lives from withering, due to hot exhaust gas around construction equipment such as excavator, by discharging the hot exhaust gas to the atmosphere after cooling it down through air flowing out of the engine room.

Claims

exact text as granted — not AI-modified
1 . An exhaust cooling apparatus for construction equipment having: a cooling fan taking external air into an engine room for heat exchange with an oil cooler and a radiator; and a blower flowing air out of the engine room to the atmosphere, wherein an outlet of an exhaust pipe is fixedly disposed toward a discharge direction of the blower so as to emit exhaust gas from an engine. 
   
   
       2 . The exhaust cooling apparatus of  claim 1 , wherein the discharge direction of the blower is upwardly vertical to the ground.

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