US20130213097A1 - Washing machine - Google Patents
Washing machine Download PDFInfo
- Publication number
- US20130213097A1 US20130213097A1 US13/688,607 US201213688607A US2013213097A1 US 20130213097 A1 US20130213097 A1 US 20130213097A1 US 201213688607 A US201213688607 A US 201213688607A US 2013213097 A1 US2013213097 A1 US 2013213097A1
- Authority
- US
- United States
- Prior art keywords
- drum
- washing machine
- tub
- recess portion
- sides
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Abandoned
Links
Images
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/02—Rotary receptacles, e.g. drums
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F37/00—Details specific to washing machines covered by groups D06F21/00 - D06F25/00
- D06F37/02—Rotary receptacles, e.g. drums
- D06F37/04—Rotary receptacles, e.g. drums adapted for rotation or oscillation about a horizontal or inclined axis
- D06F37/06—Ribs, lifters, or rubbing means forming part of the receptacle
- D06F37/065—Ribs, lifters, or rubbing means forming part of the receptacle ribs or lifters having means for circulating the washing liquid
Definitions
- Embodiments of the present disclosure relate to a washing machine, and more particularly, to a washing machine capable of enhancing the washing performance.
- a washing machine is provided with a tub and a drum configured to rotate at an inside the tub, and as a type of the washing machine, includes a drum type washing machine that is designed to wash laundry using falling water.
- the drum type washing machine includes a tub to accommodate wash water, and a drum rotatably installed at an inside the tub.
- a lift is disposed at an inside the drum to lift the laundry upward.
- a communicating hole is formed at a circumference portion of the drum, which is provided in a cylindrical shape, such that water of the tub is introduced into the drum or water of the drum is discharged from the drum during a draining operation or a spin-dry operation.
- a washing machine includes a tub, a drum, and a driving apparatus.
- the drum may be disposed at an inside the tub.
- the driving apparatus may be configured to rotate the drum.
- the drum may include a plurality of recess portions and a plurality of through-holes. Each of the plurality of recess portions is recessed in a form of a polypyramid from one of an inner surface and an outer surface of the drum toward the remaining of the inner side and the outer side of the drum.
- the plurality of through-holes may be configured to drain water.
- the recess portion may include a polygonal side provided in a form of a polygon, and a plurality of edges extending from corners of the polygonal side to meet at a vertex of the recess portion.
- the through-hole may be formed through at least one of sides that form the polygonal side.
- the drum may be inclinedly disposed to have a front thereof higher than a rear thereof.
- Each of the plurality of recess portions may be recessed in a form of a quadrangular pyramid so as to have a quadrangle side.
- the plurality of through-holes may be formed at two of four sides forming the quadrangle side, the two sides opposite to each other in a rotation direction of the drum.
- the plurality of through-holes may be formed through two of four sides forming the quadrangle side, the two sides opposite to each other in a direction of a shaft of the drum.
- the plurality of through-holes may be formed through each of four sides forming the quadrangle side.
- the plurality of through-hole may be formed through at least one of middle portions of four sides forming the polygonal side.
- the plurality of recess portions may be formed adjacent to one another, and the through-hole may be formed at a side that is shared by adjacent two recess portions of the plurality of the recess portions.
- a washing machine includes a tub, a drum, and a driving apparatus.
- the drum may be disposed at an inside the tub.
- the driving apparatus may be configured to rotate the drum.
- the drum may include a plurality of recess portions and a plurality of through-holes.
- the plurality of recess portions may be provided in a form of a polypyramid recessed from an inner surface to an outer surface of the drum.
- the plurality of through-holes may be formed through vertexes of the plurality of recess portions to drain water.
- the recess portion may include a polygonal side provided in a form of a polygon, a plurality of edges extending from corners of the polygonal side to meet at the vertex of the recess portion, and a plurality of side surfaces each provided between corresponding ones of the plurality of edges. Two of the plurality of side surfaces opposite to each other may be inclined with different angels from each other.
- the two of the plurality of side surfaces inclined with the different angles may be disposed opposite to each other in a direction of a shaft of the drum.
- a side surface provided at a rear of the drum among the plurality of side surfaces may have an inclination angle smaller than an inclination angle of a side surface provided at a front of the drum among the plurality of side surfaces.
- the two of the plurality of side surfaces inclined with the different angles may be disposed opposite to each other in a circumferential direction of the drum.
- a side surface provided at an upstream in a rotation direction of the drum among the plurality of side surfaces may have an inclination angle smaller than an inclination angle of a side surface provided at a downstream in the rotation direction of the drum among the plurality of side surfaces.
- the recess portion may be provided in a quadrangular pyramid including four edges and four side surfaces formed between corresponding ones of the four edges.
- the washing machine provided with the drum in accordance with the present disclosure allows a laundry to make a friction at sides of a recess portion, increasing the friction between the drum and the laundry, so that the washing efficiency is enhanced.
- a communicating hole is provided at a side formed a polygon of a recess portion, thereby enabling more of through-holes to be formed when compared to a case that a through-hole is provided in the center of the recess portion, so that the drain operation and spin-dry operation are easily performed.
- FIG. 1 is a cross sectional view illustrating a washing machine in accordance with one embodiment of the present disclosure.
- FIG. 2 is an exploded perspective view illustrating a drum applied to the washing machine in accordance with the one embodiment of the present disclosure.
- FIG. 3 is an enlarged view illustrating a portion ‘B’ of FIG. 2 .
- FIGS. 4 to 15 are partially enlarged views illustrating recess portions of the washing machine in accordance with other embodiments of the present disclosure.
- FIG. 1 is a cross sectional view illustrating a washing machine in accordance with one embodiment of the present disclosure.
- the washing machine is a drum type washing machine including a body 10 provided at a front surface thereof with an inlet 14 for a laundry to be input, a tub 11 installed at an inside the body 10 , a drum 20 rotatably installed at an inside the tub 11 , and a door 15 to open and close the inlet 14 of the body 10 .
- the drum 20 is rotatably supported by a rotating shaft 12 that passes through the rear surface portion 11 b of the tub 11 while being coupled to a rear surface portion 21 of the drum 20 .
- a driving motor 13 is installed at an outside the rear surface portion 11 b of the tub 11 to rotate the rotating shaft 12 . As the driving motor 13 rotates the rotating shaft 12 , the drum 21 inside the tub 11 is rotated. The driving motor 13 rotates the drum 20 at a low speed during a washing operation, and rotates the drum 20 at a high speed in one direction during a spin-dry operation.
- a detergent supply apparatus 16 and a water supply apparatus 17 to supply the inside of the tub 11 with detergent and wash water, respectively, are installed at an upper portion of the tub 11 .
- the detergent supply apparatus 16 is installed at a front side of the body 10 .
- the water supply apparatus 17 includes a first water supply pipe 17 b connecting an outside water supply pipe 17 a to the detergent supply apparatus 16 , a second water supply pipe 17 c connecting the detergent supply apparatus 16 to the tub 11 , and a water supply control valve 17 d installed on the first water supply pipe 17 b to control the supply of water. In this manner, the water to be supplied to the inside the tub 11 is supplied together with detergent to the tub 11 .
- a heater 18 is installed at a lower portion of the tub 11 to heat the wash water of the tub 11 .
- a heater accommodating portion 11 c protruding downward is provided at a lower portion of the tub 11 . In this manner, the heater 18 is accommodated at an inside the heater accommodating portion 11 c while the wash water is collected in the heater accommodating portion 11 c.
- the tub 11 is provided at a lower portion thereof with a drain apparatus 30 and a wash water circulating apparatus 40 installed thereto.
- the drain apparatus 30 is configured to drain wash water of the tub 11 .
- the wash water circulating apparatus 40 is configured to supply the drum 20 with the wash water of the tub 11 .
- the drain apparatus 30 includes a first drain pipe 32 connected to a drain hole 31 formed at a lower portion of the tub 11 , a drain pump 33 installed on the first drain pipe 32 , and a second drain pipe 34 connected at an exit side of the drain pump 33 .
- the wash water circulating apparatus 40 includes a flow path divert valve 41 installed on the second drain pipe 34 at the exit side of the drain pump 33 , a circulating pipe 42 extending toward an inlet 23 of the drum 20 , and an jetting nozzle 43 installed at an exit side of the circulating pipe 42 .
- the flow path divert valve 41 is configured to convert a path to allow the wash water of the exit of the drain pump 33 to be drained to the outside or to allow the wash water to flow toward the circulating pipe 42 .
- the flow path convert valve 41 may be implemented using an electromotive three-way valve that is conventionally used. As shown in FIG.
- the circumference portion 24 of the drum 20 is provided with a plurality of recess portions 50 recessed in the form of a polypyramid from the inner surface to the outer surface of the drum 20 , and a plurality of through-holes 60 configured to allow water of the tub 11 to be introduced into the drum 20 or allow water of the drum 20 to be discharged to the tub 11 .
- the recess portion 50 includes a polygonal side having a plurality of sides, and a plurality of edges extending from corners of the polygonal side to meet at a vertex of the polypyramid.
- each of the plurality of recess portions 50 is provided in the form of a quadrangular pyramid so as to have a quadrangle side 50 a including four sides, and a plurality of edges extending from corners of the quadrangle side 50 a.
- the plurality of recess portions 50 are disposed in a way to share at least one portion thereof between adjacent recess portions 50 among the plurality of recess portions 50 .
- the recess portions 50 and the through-holes 60 are formed, and when the drum 20 is rotated for a washing operation, the sides disposed in the circumferential direction of the drum 20 among the four sides of the quadrangle side 50 a make a friction with the laundry in the drum 20 , thereby enhancing the washing efficiency.
- the through-holes 60 are formed at the sides forming the quadrangle side 50 a, and more of through-holes 60 are formed on the recess portion 50 , thereby enhancing the drain and spin-dry efficiencies.
- a plurality of lifter installation portions 24 a are installed for installation of the lifter 25 on the circumference portion 24 of the drum 20 .
- the lifter installation portions 24 a are provided while being spaced apart from one another in between the recess portions 50 .
- the lifter installation portion 24 is provided in a planar shape for installation of the lifter 25 while the recess portions 50 have strength larger than the lifter installation portion 24 a due to the shape thereof. Such a local difference in strength may cause the drum 20 to be unequally bent when the drum 20 is manufactured.
- reinforcing portions 24 b are formed at both sides of the lifter installation portion 24 a of the circumference portion 24 , respectively, in a manner to be recessed from the inner surface to the outer surface of the circumference portion 24 .
- a series of recess portions 50 may be provided at each side of the lift installation portion 24 a.
- the drum 20 After the supplying of water, the drum 20 is rotated at a low speed by the operation of the driving motor 13 , performing a washing operation.
- the wash water at the lower portion of the tub 11 is supplied to the inside of the drum 20 by the operation of the wash water circulating apparatus 40 .
- the friction between the laundry and the inner surface of the drum 20 is increased due to the plurality of recess portions 50 , thereby improving the washing performance.
- a rinsing operation of repeating a spin dry and a water supply is performed, and after the rinsing operation, a spin-dry is performed at a high speed of rotation of the drum 20 .
- the through-holes 60 are formed at two sides of the four sides forming the quadrangle side 50 a of the recess portion 50 , the two sides opposite to each other in the circumferential direction of the drum 20 , the present disclosure is not limited thereto.
- the through-holes 60 may be formed at two sides of the four sides forming the quadrangle side 50 a of the recess portion 50 , the two sides opposite to each other in the direction of a shaft of the drum 20 .
- the through-holes 60 may be formed at the four sides forming the quadrangle side 50 a of the recess portion 50 .
- the through-holes 60 may be formed at four corner of the quadrangle side 50 a of the recess portion 50 .
- the recess portion 50 is recessed from the inner surface to the outer surface of the drum 20
- the present disclosure is not limited thereto.
- the recess portion 50 may be recessed from the outer surface to the inner surface of the drum 20 .
- FIG. 7 illustrates an embodiment of the recess portion 50 recessed from the outer surface to the inner surface of the drum 20 and having the through-holes 60 formed at two sides of the four sides forming the quadrangle side, the two sides opposite to each other in the circumferential direction of the drum 20 .
- the wash water moves to the rear of the drum 20 along sides disposed in the circumferential direction of a quadrangle side 50 a ′, which is positioned at a lower portion of the drum 20 , and is drained through the through-holes 60 , so that the draining efficiency is enhanced.
- FIG. 8 illustrates an embodiment of the recess portion 50 recessed from the outer surface to the inner surface of the drum 20 and having the through-holes 60 formed at two sides of the four sides forming the quadrangle side, the two sides opposite to each other in the shaft direction of the drum 20 .
- the wash water during a spin-dry operation, moves in a circumferential direction while flowing along sides disposed in the shaft direction of a quadrangle side 50 a ′ and is drained through the through-holes 60 , so that the spin-dry efficiency is enhanced.
- FIG. 9 illustrates an embodiment of the recess portion 50 recessed from the outer surface to the inner surface of the drum 20 and having the through-holes 60 formed at middle portions of the four sides forming the quadrangle side 50 a, thereby enhancing the drain and spin-dry efficiencies.
- FIG. 10 illustrates an embodiment of the recess portion 50 recessed from the outer surface to the inner surface of the drum 20 and having the through-holes 60 formed at a vertex of the recess portion 50 at which edges 50 b ′ meet each other.
- a recess portion 70 may be recessed in the form of a hexagonal pyramid.
- the recess portion may be recessed in variety of different polygonal pyramids.
- FIGS. 12 and 13 illustrate a recess portion 80 recessed from the outer side to the inner side of the drum 20 in the form of a quadrangle pyramid, and including two edges 80 b formed at the rear of the drum 20 have lengths L 1 different from length L 2 of two edges 80 b formed at the front of the drum 20 , so that an inclination angle ⁇ 1 of a side surface 80 c - 1 formed at the rear of the drum 20 is different from an inclination angle ⁇ 2 of a side surface 80 c - 2 formed at the front of the drum 20 .
- the lengths L 1 of the two edges 80 b formed at the rear of the drum 20 are provided to be larger than the lengths L 2 of the two edges 80 b formed at the rear of the drum 20 .
- the recess portion 80 provided in the form of a quadrangle pyramid includes four edges 80 b and four side surfaces 80 c formed between corresponding ones of the four edges 80 b.
- the four side surfaces 80 c include the side surface 80 c - 1 formed at the rear of the drum 20 , the side surface 80 c - 2 formed at the front of the drum 20 , and two side surfaces 80 c - 3 and 80 c - 4 opposite to each other in the circumferential direction of the drum 20 .
- the inclination angle ⁇ 1 of the side surface 80 c - 1 formed at the rear of the drum 20 is provided to be smaller than the inclination angle ⁇ 2 of the side surface 80 c - 2 formed at the front of the drum 20 .
- the inclination angle ⁇ 1 of the side surface 80 c - 1 formed at the rear of the drum 20 is provided to be smaller than the inclination angle ⁇ 2 of the side surface 80 c - 2 formed at the front of the drum 20 , the present disclosure is not limited thereto. On the contrary, the inclination angle ⁇ 1 of the side surface 80 c - 1 may be provided to be larger than the inclination angle ⁇ 2 of the side surface 80 c - 2 .
- FIGS. 13 and 14 illustrates an embodiment of the recess portion 80 in which the two side surfaces 80 c - 3 and 80 c - 4 opposite to each other in the circumferential direction among the four surfaces of the recess portion 80 have different inclination angles from each other.
- an inclination angle ⁇ 3 of the side surface 80 c - 3 formed at a rear side of the rotation direction of the drum 20 is provided to be smaller than an inclination angle ⁇ 4 of the side surface 80 c - 4 formed at a front side of the rotation direction of the drum 20 .
- the water in the drum 20 is rotated in the rotation direction of the drum 20 along the inner surface of the drum 20 .
- water moving along the side surface 80 c - 3 formed at the rear side of the rotation direction of the drum 20 collides with the side surface 80 c - 4 formed at the front side of the rotation direction of the drum 20 that has a larger inclination angle ( ⁇ 4 ) when compared to the inclination angle ( ⁇ 3 ) of the surface 80 c - 3 , and temporarily stops moving.
- ⁇ 4 inclination angle
- the water is subject to the centrifugal force, so the water is discharged to the outside the drum 20 via the through-hole 90 , thereby enhancing the spin-dry via the through-hole 90 .
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2012-0016670 | 2012-02-18 | ||
KR20120016670 | 2012-02-18 | ||
KR1020120062885A KR20130095604A (ko) | 2012-02-18 | 2012-06-12 | 세탁기 |
KR10-2012-0062885 | 2012-06-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
US20130213097A1 true US20130213097A1 (en) | 2013-08-22 |
Family
ID=47257633
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US13/688,607 Abandoned US20130213097A1 (en) | 2012-02-18 | 2012-11-29 | Washing machine |
Country Status (2)
Country | Link |
---|---|
US (1) | US20130213097A1 (de) |
EP (1) | EP2628839A1 (de) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140137425A1 (en) * | 2012-11-22 | 2014-05-22 | Samsung Electronics Co., Ltd. | Lifter and drying machine having the same |
CN105200716A (zh) * | 2014-06-20 | 2015-12-30 | 无锡小天鹅股份有限公司 | 洗衣机及其内筒 |
CN105220404A (zh) * | 2014-06-20 | 2016-01-06 | 无锡小天鹅股份有限公司 | 洗衣机及其内筒 |
JP2016540574A (ja) * | 2013-08-29 | 2016-12-28 | 海爾集団公司 | 洗濯機内槽および洗濯機 |
NL2016259B1 (en) * | 2016-02-15 | 2017-08-22 | Hyperwash B V | Washing device comprising a washing drum with profile elements. |
US20180355538A1 (en) * | 2017-06-08 | 2018-12-13 | Lg Electronics Inc. | Drum of washing machine |
US11028516B2 (en) * | 2016-07-12 | 2021-06-08 | Samsung Electronics Co., Ltd. | Washing machine |
WO2023009096A1 (en) * | 2021-07-29 | 2023-02-02 | Vestel Beyaz Esya Sanayi Ve Ticaret Anonim Sirketi | A drum for household appliances |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015192590A1 (zh) * | 2014-06-20 | 2015-12-23 | 无锡小天鹅股份有限公司 | 洗衣机及其内筒 |
CN104088116A (zh) * | 2014-06-24 | 2014-10-08 | 上海百强洗涤设备制造有限公司 | 一种隧道式洗涤龙的新型内滚筒结构 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08117485A (ja) * | 1994-10-28 | 1996-05-14 | Hitachi Ltd | 洗濯機 |
US6334341B1 (en) * | 1996-11-02 | 2002-01-01 | Miele & Cie. Gmbh & Co. | Cylinder washing machine |
DE10162918A1 (de) * | 2001-12-20 | 2003-07-03 | Bsh Bosch Siemens Hausgeraete | Trommel für eine Wäschebehandlungsmaschine |
US20080202171A1 (en) * | 2007-02-28 | 2008-08-28 | Samsung Electronics Co., Ltd. | Washing machine improving washing efficiency |
EP2474659A1 (de) * | 2011-01-11 | 2012-07-11 | Miele & Cie. KG | Trommel mit Wölbstruktur für eine Waschmaschine |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3908430B2 (ja) * | 2000-02-14 | 2007-04-25 | 三菱電機株式会社 | 遠心脱水機の脱水槽内壁面の製造方法およびその脱水槽の製造方法 |
ES2362002T3 (es) * | 2006-11-24 | 2011-06-27 | Whirlpool Corporation | Tambor para una máquina de lavar y máquina de lavar provista de dicho tambor. |
DE102006062189B4 (de) * | 2006-12-22 | 2009-03-19 | Dr. Mirtsch Gmbh | Verfahren zum Herstellen einer strukturierten Materialbahn für das Durchströmen von fluiden Medien, strukturierte Materialbahn und Verwendung derselben |
PL2390399T3 (pl) * | 2010-05-31 | 2013-04-30 | Miele & Cie | Bęben do pralki |
-
2012
- 2012-11-28 EP EP12194575.2A patent/EP2628839A1/de not_active Withdrawn
- 2012-11-29 US US13/688,607 patent/US20130213097A1/en not_active Abandoned
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08117485A (ja) * | 1994-10-28 | 1996-05-14 | Hitachi Ltd | 洗濯機 |
US6334341B1 (en) * | 1996-11-02 | 2002-01-01 | Miele & Cie. Gmbh & Co. | Cylinder washing machine |
DE10162918A1 (de) * | 2001-12-20 | 2003-07-03 | Bsh Bosch Siemens Hausgeraete | Trommel für eine Wäschebehandlungsmaschine |
US20080202171A1 (en) * | 2007-02-28 | 2008-08-28 | Samsung Electronics Co., Ltd. | Washing machine improving washing efficiency |
EP2474659A1 (de) * | 2011-01-11 | 2012-07-11 | Miele & Cie. KG | Trommel mit Wölbstruktur für eine Waschmaschine |
Non-Patent Citations (3)
Title |
---|
DE10162918 - Machine Translation, 07-2003 * |
EP2474659 - Machine Translation, 07-2012 * |
JPH08117485 - Machine Translation, 05-1996 * |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140137425A1 (en) * | 2012-11-22 | 2014-05-22 | Samsung Electronics Co., Ltd. | Lifter and drying machine having the same |
US9435064B2 (en) * | 2012-11-22 | 2016-09-06 | Samsung Electronics Co., Ltd. | Lifter and drying machine having the same |
JP2016540574A (ja) * | 2013-08-29 | 2016-12-28 | 海爾集団公司 | 洗濯機内槽および洗濯機 |
CN105200716A (zh) * | 2014-06-20 | 2015-12-30 | 无锡小天鹅股份有限公司 | 洗衣机及其内筒 |
CN105220404A (zh) * | 2014-06-20 | 2016-01-06 | 无锡小天鹅股份有限公司 | 洗衣机及其内筒 |
NL2016259B1 (en) * | 2016-02-15 | 2017-08-22 | Hyperwash B V | Washing device comprising a washing drum with profile elements. |
WO2017142402A1 (en) * | 2016-02-15 | 2017-08-24 | Hyperwash B.V. | Washing device comprising a washing drum with profile elements |
US11028516B2 (en) * | 2016-07-12 | 2021-06-08 | Samsung Electronics Co., Ltd. | Washing machine |
US20180355538A1 (en) * | 2017-06-08 | 2018-12-13 | Lg Electronics Inc. | Drum of washing machine |
US11519119B2 (en) * | 2017-06-08 | 2022-12-06 | Lg Electronics Inc. | Drum of washing machine |
WO2023009096A1 (en) * | 2021-07-29 | 2023-02-02 | Vestel Beyaz Esya Sanayi Ve Ticaret Anonim Sirketi | A drum for household appliances |
Also Published As
Publication number | Publication date |
---|---|
EP2628839A1 (de) | 2013-08-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US20130213097A1 (en) | Washing machine | |
US9863079B2 (en) | Washing machine having a plurality of concentrically formed recessed portions on the tub | |
US8266931B2 (en) | Washing machine improving washing efficiency | |
US9732461B2 (en) | Detergent mixer and washing machine including the same | |
US20180355548A1 (en) | Drying apparatus and laundry drying machine including the same | |
US6612138B2 (en) | Drum washing machine | |
US20070295035A1 (en) | Washer and method of forming drum thereof | |
EP1500736A2 (de) | Waschmaschine | |
KR100403029B1 (ko) | 드럼세탁기 | |
US20130139558A1 (en) | Washing machine | |
US9951453B2 (en) | Washing machine and method of manufacturing washing tub being provided therein | |
US11078615B2 (en) | Lifter and washing machine having the same | |
US20140096570A1 (en) | Washing machine | |
KR100565477B1 (ko) | 기울어진 세탁기의 헹굼 방법 | |
US20100126236A1 (en) | Washing machine | |
US20040118168A1 (en) | Lift of drum-type washing machine and drum-type washing machine using the same | |
EP3342917A1 (de) | Waschmaschine | |
US20040163427A1 (en) | Drum-type washing machine | |
JP2007054351A (ja) | 洗濯機 | |
KR20130095604A (ko) | 세탁기 | |
EP1655405B1 (de) | Trommelwaschmaschine | |
KR102148193B1 (ko) | 세탁기 | |
KR102560061B1 (ko) | 의류처리장치 | |
EP3874083B1 (de) | Waschmaschine | |
US9809914B2 (en) | Clothes treatment apparatus |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AS | Assignment |
Owner name: SAMSUNG ELECTRONICS CO., LTD., KOREA, REPUBLIC OF Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:KIM, JIN DOO;KIM, YOUNG JAE;AN, TAE WAN;SIGNING DATES FROM 20121119 TO 20121120;REEL/FRAME:029556/0598 |
|
STCB | Information on status: application discontinuation |
Free format text: ABANDONED -- FAILURE TO RESPOND TO AN OFFICE ACTION |