IP Library › Granted Patent US 8,448,478
Granted Patent B2
US 8,448,478 · App. 12/448,013 · Granted May 28, 2013

Washing/drying machine

Inventors: Myong-Hun Im (Seoul, KR); Jin-Ho Chang (Seoul, KR); Kyung-Chul Woo (Seoul, KR); Kyeong-Hwan Kim (Seoul, KR)
Assignee: LG Electronics Inc.
D06F39/008D06F58/203
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Quick Facts
Patent No.
US 8,448,478
App. No.
12/448,013
Granted
May 28, 2013
Kind
B2
Abstract

Disclosed is the washing/drying machine including a fragrance supplying means for supplying fragrance, and a heat supplying means for supplying heat to promote evaporation of a fragrance source stored in the fragrance supplying means. The washing/drying machine uses heat supplied by the heat supplying means so as to promote evaporation of a fragrance source in the fragrance supplying means, thereby increasing efficiency in fragrance supply.

Claims (17)

1. A washing/drying machine, comprising:

a casing;

a tub received inside the casing for receiving washing water/hot air therein;

a drum rotatably disposed inside the tub for receiving laundry;

a fragrance supplying means for supplying fragrance to inside of the tub or the drum; and

a heat supplying means for supplying heat to promote evaporation of a fragrance source stored in the fragrance supplying means,

wherein the fragrance supplying means comprising:

a cartridge for storing the fragrance source and having a fragrance emission hole for emitting fragrance of the stored fragrance source;

a cartridge dock at which the cartridge is mounted; and

an opening/closing means for selectively opening/closing the fragrance emission hole,

wherein the opening/closing means is a plate spring for opening the fragrance emission hole when the cartridge is mounted at the cartridge dock, the plate spring comprising:

a curved portion having one end thereof fixed to the cartridge and another end thereof free;

an end portion disposed at an end of the curved portion and contacting a protrusion formed in the cartridge dock; and

a stopper protruding from the curved portion and for opening the fragrance emission hole when the end portion contacts the protrusion.

2. The washing/drying machine of claim 1 , further comprising a fragrance supplying pipe for supplying fragrance to the inside of the tub or the drum, and wherein the heat supplying means is a heater.

3. The washing/drying machine of claim 1 , further comprising a fragrance supplying pipe for supplying fragrance to the inside of the tub or the drum, and wherein the heat supplying means is a steam pipe.

4. The washing/drying machine of claim 1 , wherein the heat supplying means is a hot blast duct.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 4, 2009
From: IM, MYONG-HUN; CHANG, JIN-HO; WOO, JIN-HO; KIM, KYEONG HWAN
To: LG ELECTRONICS INC.
Reel/Frame 022802/0272 →
Priority Claims (2)
KR 10-2006-0125874 · Dec 11, 2006 · national
KR 10-2006-0125875 · Dec 11, 2006 · national
Continuity (1)
Related Publication 20100101280A1 · Apr 29, 2010