US 12,104,311 B2
Stain removal device using bleach chemical solution and heat generation
Yile Liao, Singapore (SG); Kannan Udayappan Praveen, Singapore (SG); Yong Jiang, Singapore (SG); and Lihong Zhao, Singapore (SG)
Assigned to KONINKLIJKE PHILIPS N.V., Eindhoven (NL)
Appl. No. 16/634,604
Filed by KONINKLIJKE PHILIPS N.V., Eindhoven (NL)
PCT Filed Jul. 30, 2018, PCT No. PCT/EP2018/070524
§ 371(c)(1), (2) Date Jan. 28, 2020,
PCT Pub. No. WO2019/030028, PCT Pub. Date Feb. 14, 2019.
Claims priority of application No. 17185105 (EP), filed on Aug. 7, 2017; and application No. 17207319 (EP), filed on Dec. 14, 2017.
Prior Publication US 2020/0157729 A1, May 21, 2020
Int. Cl. D06F 43/00 (2006.01); C11D 3/395 (2006.01); D06F 35/00 (2006.01); D06L 1/20 (2006.01)
CPC D06F 43/002 (2013.01) [C11D 3/395 (2013.01); D06F 35/00 (2013.01); D06L 1/20 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A stain removal device for treating a stained area on a cloth, the stain removal device comprising:
a heating plate for heating a bleach chemical solution previously dosed onto the stained area via a tube, wherein the heating plate has at least one hole that receives the tube,
a housing for enclosing the stained area of the cloth and the heating plate, wherein the housing has an opening with a size larger than a size of the heating plate, and
an absorption component for absorbing vapours of said bleach chemical solution generated from the stained area, said absorption component cooperating with said housing and being arranged above said heating plate.