US2024060656A1PendingUtilityA1

Air conditioner

60
Assignee: LG ELECTRONICS INCPriority: Aug 22, 2022Filed: Aug 16, 2023Published: Feb 22, 2024
Est. expiryAug 22, 2042(~16.1 yrs left)· nominal 20-yr term from priority
F24F 1/0014F24F 1/0022F24F 1/0057F24F 2221/26F24F 1/0011F24F 1/005F24F 13/08F24F 13/082F24F 13/20F24F 2013/205F24F 2221/17F24F 11/79
60
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Claims

Abstract

The present disclosure is related to an air conditioner. The air conditioner according to one aspect of the present disclosure comprises a case having an inner space; a fan disposed inside the case; a frame coupled to a front portion of the case; a front plate coupled to the frame to be movable in a front-rear direction, wherein a suction port is formed between the front plate and the frame; a discharge flow path that air blown by the fan flows and that is spaced rearward from the suction port; and a discharge grille disposed downstream of the discharge flow path and comprising a guide inclined forward as the guide goes away from the discharge flow path, thereby preventing air discharged along the guide from being reintroduced.

Claims

exact text as granted — not AI-modified
What is claimed is: 
     
         1 . An air conditioner comprising:
 a case having an inner space;   a fan disposed inside the case;   a frame coupled to a front portion of the case;   a front plate coupled to the frame to be movable in a front-rear direction, wherein a suction port is formed between the front plate and the frame;   a discharge flow path that air blown by the fan flows and that is spaced rearward from the suction port; and   a discharge grille disposed downstream of the discharge flow path and comprising a guide inclined forward as the guide goes away from the discharge flow path.   
     
     
         2 . The air conditioner of  claim 1 , wherein the guide is configured in plural and the plurality of guides are sapced apart from each other in the front-rear direction. 
     
     
         3 . The air conditioner of  claim 1 , wherein the discharge grille is inclined with respect to the front-rear direction. 
     
     
         4 . The air conditioner of  claim 1 , wherein the guide comprises:
 a guide body positioned inward further than an outer surface of the discharge grille; and   a guide end portion positioned outward further than the outer surface of the discharge grille.   
     
     
         5 . The air conditioner of  claim 4 , wherein a length of the guide body is longer than a length of the guide end portion. 
     
     
         6 . The air conditioner of  claim 1 , wherein the guide is inclined along an extending direction of the discharge grille, and
 wherein an inclined angle of the guide ranges from 22 to 26 degrees.   
     
     
         7 . The air conditioner of  claim 1 , wherein a length of the guide ranges from 12 mm to 15 mm. 
     
     
         8 . The air conditioner of  claim 1 , wherein the discharge grille comprises:
 a rear end portion positioned at a rear of the discharge flow path; and   a rear protruding portion protruding outward of the case from the rear end portion and positioned at a rear of the discharge flow path.   
     
     
         9 . The air conditioner of  claim 1 , wherein the discharge gille comprises:
 a front end portion positioned at a front of the discharge flow path; and   a front protruding portion protruding outward of the case from the front end portion and positioned at a rear of the suction port.   
     
     
         10 . The air conditioner of  claim 1 , wherein the discharge grille comprises a front protruding portion positioned at a rear of a lateral wall of the frame. 
     
     
         11 . The air conditioner of  claim 1 , wherein the guide comprises:
 a rear guide connected to the case and positioned at a rear of the discharge flow path.   
     
     
         12 . The air conditioner of  claim 11 , wherein the case comprises:
 a first body forming a boundary of the discharge flow path and arranged along extending directions of the rear guide and the discharge flow path.   
     
     
         13 . The air conditioner of  claim 1 , wherein the guide comprises:
 a front guide connedted to the frame and positioned at a front of the discharge flow path.   
     
     
         14 . The air conditioner of  claim 13 , wherein the frame comprises:
 a second body forming a boundary of the discharge flow path and arranged along extending directions of the front guide and the discharge flow path.   
     
     
         15 . The air conditioner of  claim 1 , wherein the frame comprises a second body forming a front boundary of the discharge flow path, and
 wherein the second body comprises:   a first body wall facing the discharge flow path;   a second body wall bent forward from the first body wall; and   a third body wall extending to be bent forward from the second body wall.   
     
     
         16 . The air conditioner of  claim 1 , wherein the frame comprises:
 a second body forming a boundary of the discharge flow path and having a groove that the guide is seated.   
     
     
         17 . The air conditioner of  claim 1 , wherein the front plate comprises:
 a front wall disposed to be movable in the front-rear direction from the frame; and   a lateral wall protruding from the front wall, wherein the suction port is formed between the lateral wall and the frame.   
     
     
         18 . The air conditioner of  claim 1 , wherein the discharge grille comprises:
 a first discharge grille spaced apart from one side of the fan; and   a second discharge grille spaced apart from the other side of the fan, and   wherein the suction port comprises:   a first suction port spaced forward from the first discharge grille; and   a second suction port spaced forward from the second discharge grille.   
     
     
         19 . The air conditioner of  claim 18 , wherein the frame comprises:
 a first wall disposed between the first discharge grille and the first suction port; and   a second wall disposed between the second discharge grille and the second sucion port.   
     
     
         20 . The air conditioner of  claim 19 , wherein outer surfaces of the first wall and the second wall are positioned outside an outer end portion of the guide.

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