Drum washing machine

Abstract

A drum washing machine which includes a detergent supply device which is easily produced and has low production costs, and which allows a user to observe a supply state of a detergent. The drum washing machine includes a main body having an opening, a door having a transparent member to open and close the opening of the main body, the transparent member allowing a user to see the inside of the main body, and a detergent receiving portion formed in the transparent member of the door.

1 . A drum washing machine comprising: 
 a main body having an opening;    a door comprising a transparent member, to open and close the opening of the main body, said transparent member allowing a user to observe an inside of the main body; and    a detergent receiving portion formed in the transparent member to receive detergent therein.    
   
   
       2 . The drum washing machine as set forth in  claim 1 , wherein the detergent receiving portion is formed integrally with the transparent member.  
   
   
       3 . The drum washing machine as set forth in  claim 1 , further comprising: 
 a tub installed in the main body to contain washing water therein;    a rotary drum installed in the tub to contain laundry therein; and    a water supply device to supply washing water to the detergent receiving portion,    wherein the detergent receiving portion comprises an outlet to guide the received washing water to an inside of the rotary drum.    
   
   
       4 . The drum washing machine as set forth in  claim 3 , wherein an upper surface of the detergent receiving portion is opened.  
   
   
       5 . The drum washing machine as set forth in  claim 3 , further comprising a stream delay protrusion to delay a flow of the washing water to the outlet installed in the detergent receiving portion.  
   
   
       6 . The drum washing machine as set forth in  claim 3 , further comprising a filtration sieve installed at the outlet of the detergent receiving portion.  
   
   
       7 . The drum washing machine as set forth in  claim 6 , wherein the filtration sieve is detachably installed.  
   
   
       8 . A drum washing machine comprising a detergent receiving portion formed in an inner surface of a door for opening and closing an opening of a main body.  
   
   
       9 . A drum washing machine comprising: 
 a door to open and close the drum washing machine, the door comprising: 
 a transparent member to allow a user to observe an inside of the drum washing machine; and  
 a detergent receiving portion to receive detergent therein, and formed in the transparent member, thereby allowing the user to observe a supply of the detergent into the drum washing machine through the transparent member.  
   
   
   
       10 . The drum washing machine of  claim 9 , further comprising a water supply device to directly supply washing water into the detergent receiving portion, and wherein the detergent receiving portion comprises an outlet to guide the received washing water to an inside of the drum washing machine.  
   
   
       11 . The drum washing machine of  claim 9 , wherein the transparent member and the detergent receiving portion are integrally combined.  
   
   
       12 . The drum washing machine of  claim 9 , wherein the transparent member is produced by injection-molding an acrylic resin.  
   
   
       13 . The drum washing machine of  claim 10 , further comprising a stream delay protrusion to delay a flow of the washing water to the outlet installed in the detergent receiving portion.  
   
   
       14 . The drum washing machine of  claim 13 , further comprising a filtration sieve detachably installed at the outlet to filter the detergent in the detergent receiving portion.