EP2719809B1 - Machine à laver - Google Patents

Machine à laver Download PDF

Info

Publication number
EP2719809B1
EP2719809B1 EP13187765.6A EP13187765A EP2719809B1 EP 2719809 B1 EP2719809 B1 EP 2719809B1 EP 13187765 A EP13187765 A EP 13187765A EP 2719809 B1 EP2719809 B1 EP 2719809B1
Authority
EP
European Patent Office
Prior art keywords
drum
washing machine
protrusions
protrusion
holes
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.)
Active
Application number
EP13187765.6A
Other languages
German (de)
English (en)
Other versions
EP2719809A2 (fr
EP2719809A3 (fr
Inventor
In Cheol Jang
Ji Sung Kim
Eun Suk Bang
Nam Ki Sul
In Ju Lee
Seong Su Jeong
Bong Wha Kwak
Doo Pil Kim
Ki Sun Park
Jong Sung Park
Ji Hoon Choi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of EP2719809A2 publication Critical patent/EP2719809A2/fr
Publication of EP2719809A3 publication Critical patent/EP2719809A3/fr
Application granted granted Critical
Publication of EP2719809B1 publication Critical patent/EP2719809B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • D06F37/04—Rotary receptacles, e.g. drums adapted for rotation or oscillation about a horizontal or inclined axis
    • 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
    • D06F37/26—Casings; Tubs
    • 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
    • D06F23/00—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry 
    • D06F23/02—Washing machines with receptacles, e.g. perforated, having a rotary movement, e.g. oscillatory movement, the receptacle serving both for washing and for centrifugally separating water from the laundry  and rotating or oscillating about a horizontal axis
    • 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
    • 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
    • D06F37/12—Rotary receptacles, e.g. drums adapted for rotation or oscillation about a vertical axis
    • 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
    • D06F37/12—Rotary receptacles, e.g. drums adapted for rotation or oscillation about a vertical axis
    • D06F37/14—Ribs or rubbing means forming part of the receptacle

Definitions

  • the present invention relates to a washing machine, and more particularly, to a washing machine including a drum for enhancing the washing efficiency.
  • washing machines are a pulsator type washing machine or a drum type washing machine depending on a washing method.
  • Each of the pulsator type washing machine and the drum type washing machine includes a tub and a drum.
  • a rotary shaft of the drum where washing is performed may be provided to be perpendicular to the ground.
  • a pulsator may be installed at a lower portion of the drum to generate water current.
  • the pulsator stirs the laundry put into the drum together with wash water, thereby removing dirt from the laundry.
  • lifters may be disposed inside the drum to lift laundry upward.
  • the drum may be formed at a circumferential part thereof with through-holes that allow water of the tub to be introduced to the drum during a washing operation, and the water of the drum to be discharged during a drainage and spin dry operation.
  • the through-holes are arranged on an inner surface of the drum, which is flat.
  • the laundry does not easily encounter substantial friction with the inner surface of the drum, and thus resulting in a limitation to the washing efficiency.
  • CN101532233 relates to a washing machine having convex portions and drain holes provided on the inner surface of the washing machine drum.
  • CN201972010U relates to a washing machine including bulge structures bulging inwards from the body of the washing machine drum and holes provided in the gaps between the bulge structures.
  • WO2008/077394 relates to a washing machine including a structured material web including structure having surfaces which incline outwardly of the drum, and a hole is formed in each structure.
  • WO03/054275 relates to a washing machine including spherical caps directed toward the inside of the washing machine drum.
  • EP2428604 relates to a washing machine including ridge portions which protrude inside the drum.
  • a washing machine includes a body, a tub, a drum, a driving apparatus, a plurality of protrusions, and at least one through-hole.
  • the tub may be provided inside the body to store wash water therein.
  • the drum may be rotatably provided at an inner side of the tub to accommodate laundry therein.
  • the driving apparatus may be configured to rotate the drum.
  • the plurality of protrusions may protrude inward from the drum.
  • the protrusion may be formed by a plurality of polygons that may each have a polygonal shape.
  • the at least one through-hole may be provided between adjacent protrusions among the plurality of protrusions to drain water.
  • the protrusions may be spaced apart from one another.
  • Each of the polygons may have a different angle with respect to a surface of the drum.
  • the polygon may be a triangle having three sides.
  • the plurality of triangles may gather at a center of the protrusion, to form a hexagonal shape.
  • An outline of the protrusion may be a curved line such that the protrusion has an approximately circular shape.
  • the plurality of through-holes may be formed at depressions that are provided more outwardly of the drum than the protrusion, that is to say further from the centre or central axis of the drum.
  • the depression may be substantially flat.
  • the depression may include a concave part formed by recessing at least one portion of the depression.
  • An arrangement of the through-holes provided around the protrusion may have an approximately hexagonal shape.
  • a washing machine includes a body, a tub, a drum, a driving apparatus, a plurality of protrusions and through-holes.
  • the tub may be provided at an inside of the body to store wash water.
  • the drum may be rotatably provided at an inner side of the tub to accommodate laundry therein.
  • the driving apparatus may be configured to rotate the drum.
  • the plurality of protrusions may protrude from the drum toward one side.
  • the protrusion may be formed by a plurality of polygons that may be each provided on a different plane.
  • the through-holes may be provided at an outermost area of the drum while being provided on a same plane.
  • Each of the plurality of protrusions may have a predetermined pattern.
  • the plurality of protrusions may be provided in a first row and a second row such that a protrusion forming the first row is disposed between protrusions forming the second row.
  • Each of the plurality of through-holes may be provided between respective protrusions.
  • a closest distance between the protrusions may be between d and d+10.
  • Each of the plurality of polygons may be a triangle having three sides, the plurality of triangles may gather to form a hexagonal, and triangles may be disposed at a circumference of the hexagonal to form a single protrusion of the plurality of protrusions.
  • a portion between the polygons may be rounded.
  • An exemplary drum of the washing machine in accordance with the an embodiment of the present invention includes a protrusion having a plurality of polygons that generate frictional force between laundry and the drum, thereby increasing the washing power.
  • the through-holes may be uniformly located around the protrusion, thereby preventing a spin dry water bottleneck phenomenon that occurs when water from spin dry is concentrated on a certain through-hole, and thus enhancing the spin dry efficiency.
  • FIG. 1 is a cross-sectional view illustrating a washing machine in accordance with an embodiment of the present invention.
  • FIG. 2 is an exploded perspective view of an exemplary drum of a washing machine in accordance with an embodiment of the present invention.
  • a washing machine 1 includes a body 10 provided at a front side thereof with an inlet 11 through which laundry is put into, a tub 20 installed at an inside the body 10 to store wash water, and a drum 30 rotatably provided at an inner side of the tub 20 to accommodate laundry.
  • the washing machine 1 includes a door 122 to open and close the inlet 11 of the body 10.
  • the tub 20 may be slantingly installed at a predetermined angle ⁇ with respect to an installation surface of the washing machine 1 such that a front side part 20a in which an inlet thereof is formed is disposed to be higher than a rear side part 20b of the tub 20.
  • the drum 30 inside the tub 20 may be slantingly installed in the same way as the tub 20.
  • the configurations of the tub 20 and the drum 30 are not limited thereto, and therefore the tub 20 and/or the drum 30 may be not slantingly installed.
  • the drum 30 may be rotatably supported by a rotary shaft 13 that may be coupled to a rear side part 30a of the drum 30 while passing through the rear side part 20b of the tub 20.
  • a driving motor 14 may be installed at an outer side of the rear side part 20b of the tub 20 to rotate the rotary shaft 13. As the driving motor 14 rotates the rotary shaft 13, the drum 30 inside the tub 20 rotates. The driving motor 14 rotates the drum 30 at a low speed during a washing operation, and may rotate the drum 30 in one direction at a high speed during a spin dry operation.
  • a detergent supply apparatus 15 may be provided to supply the inside of the tub 20 with detergent
  • a water supply apparatus 16 may be provided to supply the inside of the tub 20 with wash water.
  • the detergent supply device 15 may be installed adjacent to a front side of the body 20.
  • the water supply apparatus 16 includes a first water supply pipe 16 connecting an external water supply pipe 16a to the detergent supply apparatus 15, a second water supply pipe 16c connecting the detergent supply apparatus 15 to the tub 20, and a water supply control valve 16d installed on the first water supply pipe 16d to control supply of water.
  • a heater 17 may be installed at a lower portion of the inside of the tub 20 to heat the wash water of the tub 20.
  • a heater receiving part 20c may be provided at a lower portion of the tub 20 while protruding downward to receive the heater 17 while collecting wash water therein.
  • a drainage apparatus 40 may be installed to drain wash water of the tub 20, and a wash water circulation apparatus 50 may be installed to supply wash water in the tub 20 to the inside of the drum 30.
  • the drainage apparatus 40 includes a first drain pipe 42 connecting to a drain port 41 formed at a lower portion of the tub 20, a drain pump 43 installed on the first drain pipe 42, and a second drain pipe 44 connecting to an outlet of the drain pump 43.
  • the wash water circulation apparatus 50 includes a bypass valve 51 installed on the second drain pipe 44 at a side of the outlet of the drain pump 43, a wash water circulation pipe 52 extending from the bypass valve 51 to an inlet 31 of the drum 30, and a spray nozzle 53 installed at an outlet of the wash water circulation pipe 52.
  • the bypass valve 51 converts a passage such that wash water of the outlet of the drain pump 43 is drained to the outside or flows toward the wash water circulation pipe 52.
  • the bypass valve 51 may be an electromotive three way valve. If the drain pump 43 is driven in a state in which the bypath valve 51 operates to allow wash water to flow toward the wash water circulation pipe 52, the wash water in the tub 20 may be sprayed to the inside of the drum 30 through the first drain pipe 42 and the wash water circulation pipe 52. If the drain pump 43 is driven in a state in which the bypath valve 51 operates to allow wash water to flow toward the second drain pipe 44 that guides wash water to the outside, the wash water in the tub 20 may be drained.
  • the drum 30 includes a rear side part 30a that may be coupled to the rotary shaft 13, a front side part 30b having an inlet 31, and a circumference part 30c provided in a cylindrical shape and having both ends coupled to the front side part 30b and the rear side part 30a, respectively.
  • a plurality of lifters 33 may be installed at an inner surface of the circumference part 30c of the drum 30 to lift and drops laundry inside the drum 30 when the drum 30 rotates.
  • a plurality of stirring protrusions 32 may be installed at an inner surface of the rear side part 30a of the drum 30 to improve the cleaning power.
  • a plurality of protrusions 34 and a plurality of through-holes 36 are arranged on an inner surface of the drum 30.
  • FIG. 3 is a drawing illustrating an exemplary drum in accordance with an embodiment.
  • FIGs. 4A and 4B illustrate exemplary cross sections of protrusions that are illustrated in FIG. 3 in accordance with an embodiment.
  • FIG. 4A illustrates a cross-section along A-A'
  • FIG. 4B illustrates a cross-section along B-B'.
  • the plurality of protrusions 34 may be provided at an inner side of the drum 30, and the plurality of through-holes 36 may be provided around the protrusions 34.
  • each of the protrusions 34 may be provided to protrude from the outer side to the inner side of the drum 30, but the present invention is not limited thereto.
  • the protrusion 34 includes a plurality of polygons 35 having a polygonal shape. As illustrated in the FIG. 3 , the polygons 35 each may have a triangular shape having three sides, but the present invention is not limited thereto.
  • the protrusion 34 may be provided in any other polygonal shape.
  • the polygons 35 may be disposed to have different angles with respect to a surface of the drum 30. That is, each of the polygons 35 may exist on a different plane. Accordingly, the protrusion 34 may be formed by the polygons 35 existing on respectively different planes.
  • first protrusion 34a may protrude more inward the drum 30 than the second protrusion 34b.
  • the polygon 35 may be provided as a regular triangle, or an isosceles triangle.
  • a maximum distance between a point P1 and a point P2 of the protrusion 34 in a direction of a rotary shaft of the drum 30 may be defined as S1
  • a maximum distance between a point P3 and a point P4 of the protrusion 34 in a circumferential direction of the drum 30 may be defined as S2.
  • S1 is equal to S2.
  • S1 may have a size of half to two times a size of S2.
  • S2 may have a size four times a height of the triangle. When the number of triangles used exceeds twenty-four, S2 may be increased in units of multiplication by 2. For example, in a case in which the protrusion 34 is composed of forty-eight triangles, S2 may have a size six times a height of the triangle. A depth of the protrusion 34 formed on the surface of the drum 30 may be defined as S3. In a case in which the polygon 35 is a regular triangle, S1 and S2 each may have sizes five times to thirty times a size of S3.
  • a larger one of S1 and S2 may have a size five times to thirty times a size of S3.
  • S3 is 2mm
  • one of S1 and S2 may have a size within a range between 10mm to 60mm.
  • a single protrusion 34 may include a maximum number of polygons. Accordingly, the cleaning power may be increased while minimizing the damage of laundry that occurs as a result of the laundry coming into contact with the inner side of the protrusion 34.
  • the polygon 35 is not limited to the triangle.
  • the polygon 35 may be provided as a quadrangle, and a hexagon, for example. Sides of the polygon 35 forming an outline of the protrusion 34 may be provided in a curved line. Accordingly, the protrusion 34 may have an approximately circular shape.
  • a portion between the polygons 35 forming the protrusion 34 may be rounded.
  • a portion between the polygons 35 may have a radius of curvature (r) of about 0.2r to 0.5r. Accordingly, the surface of the drum 30 may be smoothly formed to prevent laundry from being damaged.
  • the protrusions 34 may be spaced apart from each other.
  • the protrusions 34 may have various arrangements.
  • the plurality of through-holes 36 may be provided around the protrusion 34. At least one through-hole 36 may be provided between the protrusions 34.
  • the through-hole 36 is illustrated as being provided in one unit thereof between the protrusions 34, but the number of the through-holes 36 provided between the protrusions 34 is not limited thereto.
  • the plurality of through-holes 36 may be provided in a depression 37 that is provided further outward from the drum 34 than the protrusion 34.
  • the depression 37 may be provided to be flat when the drum 30 is extended ie. the surface of the drum is laid out flat. However, in a case in which the drum 37 is rolled and bonded, the depression 37 corresponds to a curved surface.
  • the through-hole 36 may be provided in the depression 37. Accordingly, the through-hole 36 may be located distant from the center of the drum 30, so that wash water is efficiently introduced and discharged due to a centrifugal force.
  • the through-hole 36 may have a diameter (see, for example, d1 in FIG. 4 ) of about 1.8mm to 3.5mm.
  • a gap (see, for example, G in FIG. 3 ) between adjacent portions of the protrusions 34 may have a size of the diameter (d1) of the through-hole 36 or larger and the diameter (d1) of the through-hole plus about 10mm or smaller.
  • the protrusion 34 may have various arrangements.
  • the protrusion 34 may be provided in a plurality of rows L1 and L2 and a plurality of columns R1 and R2.
  • a row located at an upper side (see, for example, FIG. 3 ) between the rows L1 and L2 forming protrusions 34 may be defined as a first row L1
  • a row located at a lower side between the rows L1 and L2 may be defined as a second row L1.
  • the protrusion 34 forming the second row L2 may be located between the protrusions 34 forming the first low L1.
  • the protrusion 34 forming the second row L2 may be arranged between the protrusions 34 of the first row L1 such that the protrusion 34 forming the first row L1 is provided in a zig-zag manner with the protrusion 34 forming the second row L2.
  • At least one through-hole 36 is provided between the protrusions 34.
  • four through-holes 36 may be provided around a single protrusion 34, but the number of the through-holes 36 around the protrusion 34 is not limited thereto.
  • the four through-holes 36 connected to one another with a dotted line form a quadrangle shape F2.
  • FIGS. 5 to 8 are drawings illustrating drums in accordance with various embodiments of the present invention.
  • protrusions 44 and through-holes 46 may be arranged in various schemes.
  • protrusions 44 of rows L3 and L4 are provided to be in alignment with each other, and protrusions 44 of columns R3 and R4 are provided to be in alignment with each other.
  • the protrusion 44 in one row is not disposed between the protrusions 44 in an other row such that the protrusions 44 in a zig-zag manner, different from FIG. 3 .
  • a total of four through-holes 46 are arranged around a single protrusion 44, and the rows L3 and L4 are disposed in alignment with each other and the columns R3 and R4 are disposed in alignment with each other, so that only one through-hole 46 is located between one protrusion 44 and another protrusion 44. That is, the through-holes 46 are also arranged along the rows and columns of the protrusions 44.
  • the through-holes 46 may be formed around a single protrusion 54, as illustrated by a dotted line forming a quadrangle shape F2.
  • through-holes 56 are provided in a different arrangement than FIG. 5 .
  • a protrusion 54 forming a first row L5 is located between protrusions 54 forming a second row L6 such that protrusion 54 of the first low L5 and the protrusion 54 of the second row L6 are provided in a zig-zag manner.
  • the through-holes 56 may be located around the protrusion 54.
  • a total of twelve through-holes 56 are located around a single protrusion 54.
  • the through-holes 56, connected by a dashed line form an approximately hexagonal shape F3. That is, the through-holes 56 are arranged to surround the protrusion 54 in a hexagonal shape.
  • the through-holes 56 are arranged in a uniform pattern, and when compared to other embodiments, may be provided in a larger number thereof, thereby preventing a spin dry water bottleneck phenomenon that occurs due to a small number of through-holes during a spin dry operation, and thus the spin dry efficiency is improved.
  • a bubble bottle neck phenomenon occurring in a through-hole is improved, so that the time taken for bubbles to be introduced and the amount of bubbles introduced are improved.
  • the through-holes are uniformly provided in a predetermined pattern, thereby preventing the washing extent of laundry from being varied depending on the position of the laundry.
  • protrusions 64 are provided in alignment with one another. That is, the protrusions 64 are not provided in a zig-zag manner, different from the FIGS. 3 and 6 .
  • Through-holes 66 are arranged to have a hexagonal shape around the protrusion 64.
  • the through-hole 66 is provided as a burring hole that is formed through a burring process.
  • a rim 68 that is, an outer rim 68 protrudes around the through-hole 66 toward the outer side of the drum 30.
  • Rims 67 and 68 provided on the drum 30 include an inner rim 67 and the outer rim 68.
  • the inner rim 67 has a diameter decreasing outwardly in the drum 30, and the outer rim 68 has a diameter increasing outwardly in the drum 30.
  • the outer rim 68 is located more outward the drum 30 than the inner rim 67.
  • a gap G between the most adjacent portions of the protrusions 64 may have a size of the diameter (d3) or larger and the diameter (d3) plus about 10mm or smaller.
  • a cross section of a depression 69 may be determined in consideration of the diameter (d3) of the through-hole 66 that is increased due to the diameter d2, referred to as an inner diameter, during the burring process. Accordingly, when compared to a case without having a burring process, the gap G between the most adjacent portions of the protrusions 64 is increased.
  • the laundry may be torn due to a cutting surface of the through-hole.
  • a cutting surface may be formed outside the drum 30, thereby preventing the laundry from being damaged.
  • FIG. 9 is a drawing illustrating a drum in accordance with an exemplary embodiment.
  • a depression 77 may include a concave part 79 formed by recessing at least one portion thereof. That is, the concave part 79 is recessed from the inner side to the outer side of the drum 30.
  • a through-hole 76 is provided at a portion of the concave part 79.
  • the through-hole 76 may be provided at the center of the recess part 79.
  • the through-hole 76 may be located at an outermost area of the drum 30, so that wash water is smoothly introduced and discharged due to a centrifugal force during rotation of the drum 30.

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Main Body Construction Of Washing Machines And Laundry Dryers (AREA)

Claims (12)

  1. Machine à laver comportant :
    un tambour (30) servant à des fins de réception de linge dans celui-ci ;
    un appareil d'entraînement servant à des fins de rotation du tambour ;
    une pluralité de parties saillantes (34) faisant saillie vers l'intérieur en provenance du tambour, chacune des parties saillantes comportant six triangles (35) formant une forme de pyramide hexagonale au centre de la partie saillante, chaque partie saillante comportant par ailleurs dix-huit triangles formés autour de la pyramide hexagonale ; et
    au moins un trou traversant (36) mis en oeuvre entre des parties saillantes adjacentes servant à vidanger l'eau.
  2. Machine à laver selon la revendication 1, dans laquelle les parties saillantes (34) sont espacées les unes par rapport aux autres.
  3. Machine à laver selon la revendication 1 ou la revendication 2, dans laquelle chacun des triangles a un angle différent par rapport à une surface du tambour.
  4. Machine à laver selon l'une quelconque des revendications précédentes, dans laquelle un contour de chacune des parties saillantes (34) est mis en oeuvre selon une ligne courbe de telle sorte que la partie saillante a une forme approximativement circulaire.
  5. Machine à laver selon l'une quelconque des revendications précédentes, dans laquelle la pluralité de trous traversants (36) sont formés au niveau d'évidements (37) qui sont mis en oeuvre de manière plus éloignée du centre du tambour par rapport aux parties saillantes.
  6. Machine à laver selon la revendication 5, dans
    laquelle les évidements (37) sont mis en oeuvre pour être sensiblement plats.
  7. Machine à laver selon la revendication 6, dans
    laquelle l'évidement (37) comprend une partie concave (79) formée en pratiquant un renfoncement au niveau d'au moins une partie de l'évidement.
  8. Machine à laver selon l'une quelconque des revendications précédentes, dans laquelle un agencement de trous traversants (36) mis en oeuvre autour de la partie saillante a une forme approximativement hexagonale.
  9. Machine à laver selon l'une quelconque des revendications précédentes, dans laquelle la pluralité de parties saillantes (36) sont mises en oeuvre dans une première rangée (L1) et une deuxième rangée (L2) de telle sorte qu'une partie saillante formant la première rangée est disposée entre des parties saillantes formant la deuxième rangée.
  10. Machine à laver selon l'une quelconque des revendications précédentes, dans laquelle, quand il est supposé que le trou traversant (36) a un diamètre de d, une distance plus proche entre les parties saillantes se trouve entre d et d+10.
  11. Machine à laver selon l'une quelconque des revendications précédentes, dans laquelle les triangles sont chacun disposés au niveau d'une circonférence de l'hexagone pour former une seule partie saillante.
  12. Machine à laver selon l'une quelconque des revendications précédentes, dans laquelle une partie entre les triangles est arrondie.
EP13187765.6A 2012-10-10 2013-10-08 Machine à laver Active EP2719809B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020120112649A KR101944366B1 (ko) 2012-10-10 2012-10-10 세탁기

Publications (3)

Publication Number Publication Date
EP2719809A2 EP2719809A2 (fr) 2014-04-16
EP2719809A3 EP2719809A3 (fr) 2015-08-05
EP2719809B1 true EP2719809B1 (fr) 2017-03-15

Family

ID=49322259

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13187765.6A Active EP2719809B1 (fr) 2012-10-10 2013-10-08 Machine à laver

Country Status (4)

Country Link
US (1) US20140096570A1 (fr)
EP (1) EP2719809B1 (fr)
KR (1) KR101944366B1 (fr)
CN (1) CN103820973B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014058202A1 (fr) * 2012-10-10 2014-04-17 Samsung Electronics Co., Ltd. Lave-linge
JP6397254B2 (ja) * 2014-08-04 2018-09-26 アクア株式会社 ドラム式洗濯機
KR102396321B1 (ko) 2016-07-12 2022-05-10 삼성전자주식회사 세탁기
CN106637819A (zh) * 2016-10-19 2017-05-10 珠海格力电器股份有限公司 一种洗衣机内筒及包括该内筒的洗衣机
EP3412823B1 (fr) 2017-06-08 2022-03-30 LG Electronics Inc. Tambour de machine à laver
KR102367887B1 (ko) * 2017-06-08 2022-02-25 엘지전자 주식회사 세탁장치의 드럼
CN111172692A (zh) * 2020-03-03 2020-05-19 无锡远诚机械有限公司 染色水洗一体机滚筒
CN112478487A (zh) * 2020-11-04 2021-03-12 章鸿扬 一种垃圾自动分类箱及其分类方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19603710A1 (de) * 1996-02-02 1997-08-07 Aeg Hausgeraete Gmbh Wasserführendes Haushaltsgerät, z. B. Waschtrockner oder Waschmaschine
EP0935687B1 (fr) * 1996-11-02 2001-06-13 Miele & Cie. GmbH & Co. Lave-linge a tambour
JPH1190084A (ja) * 1997-07-25 1999-04-06 Kazuo Nakada 洗濯機
DE10162918A1 (de) * 2001-12-20 2003-07-03 Bsh Bosch Siemens Hausgeraete Trommel für eine Wäschebehandlungsmaschine
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
JP4620137B2 (ja) * 2008-03-12 2011-01-26 株式会社東芝 洗濯機
CN201546063U (zh) * 2009-10-15 2010-08-11 康佳集团股份有限公司 一种洗衣机的内桶结构
CZ302335B6 (cs) * 2010-05-03 2011-03-16 Primus Ce S.R.O. Buben pracky
PL2390399T3 (pl) * 2010-05-31 2013-04-30 Miele & Cie Bęben do pralki
JP5479277B2 (ja) * 2010-09-01 2014-04-23 パナソニック株式会社 脱水装置
CN201972010U (zh) * 2010-12-17 2011-09-14 苏州三星电子有限公司 一种洗衣机内桶
EP2474659B1 (fr) * 2011-01-11 2013-01-09 Miele & Cie. KG Tambour doté d'une structure bombée pour un lave-linge

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None *

Also Published As

Publication number Publication date
US20140096570A1 (en) 2014-04-10
KR101944366B1 (ko) 2019-02-07
CN103820973A (zh) 2014-05-28
KR20140046718A (ko) 2014-04-21
CN103820973B (zh) 2018-02-09
EP2719809A2 (fr) 2014-04-16
EP2719809A3 (fr) 2015-08-05

Similar Documents

Publication Publication Date Title
EP2719809B1 (fr) Machine à laver
US9863079B2 (en) Washing machine having a plurality of concentrically formed recessed portions on the tub
EP2628839A1 (fr) Machine à laver
EP3412823B1 (fr) Tambour de machine à laver
CN103620105B (zh) 滚筒式洗衣机
CN101153437B (zh) 洗衣机
CA2482300A1 (fr) Machine a laver et methode d'utilisation
KR20130095604A (ko) 세탁기
CN105506912A (zh) 洗衣机的仿生波轮和具有其的波轮洗衣机
EP3715522B1 (fr) Tambour de lavage d'une machine à laver le linge et machine à laver le linge équipée d'un tel tambour
KR20200096047A (ko) 세탁물 처리기기
CN203700782U (zh) 波轮洗衣机
KR102148193B1 (ko) 세탁기
CN203700801U (zh) 用于洗衣机的桶体组件和具有其的洗衣机
KR102396321B1 (ko) 세탁기
US20240328057A1 (en) Drum for a washing machine and washing machine
KR102434110B1 (ko) 세탁장치의 드럼
CN109797520B (zh) 一种洗衣机内桶及洗衣机
KR100428507B1 (ko) 드럼세탁기
CN217266400U (zh) 一种无刷洗鞋机
CN106758019B (zh) 滚筒洗衣机、用于滚筒洗衣机的淋水装置和滚筒组件
CN205803907U (zh) 一种洗衣机波轮
KR200147475Y1 (ko) 세탁기의세탁물엉킴방지구조
KR20200096091A (ko) 세탁물 처리기기
JPH0323179Y2 (fr)

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

RIC1 Information provided on ipc code assigned before grant

Ipc: D06F 37/04 20060101AFI20150702BHEP

17P Request for examination filed

Effective date: 20160205

RBV Designated contracting states (corrected)

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

17Q First examination report despatched

Effective date: 20160616

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

INTG Intention to grant announced

Effective date: 20161129

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: SAMSUNG ELECTRONICS CO., LTD

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

Ref country code: GB

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: AT

Ref legal event code: REF

Ref document number: 875683

Country of ref document: AT

Kind code of ref document: T

Effective date: 20170415

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 602013018510

Country of ref document: DE

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20170315

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG4D

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170616

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170315

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170315

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170315

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170615

REG Reference to a national code

Ref country code: AT

Ref legal event code: MK05

Ref document number: 875683

Country of ref document: AT

Kind code of ref document: T

Effective date: 20170315

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170615

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170315

Ref country code: RS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170315

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170315

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170315

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170315

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170315

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170315

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170315

Ref country code: AT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170315

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170315

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170315

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170315

Ref country code: SM

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170315

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170715

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170717

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 602013018510

Country of ref document: DE

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170315

26N No opposition filed

Effective date: 20171218

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170315

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170315

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

REG Reference to a national code

Ref country code: IE

Ref legal event code: MM4A

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

Effective date: 20180629

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20171031

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20171008

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20171031

REG Reference to a national code

Ref country code: BE

Ref legal event code: MM

Effective date: 20171031

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20171031

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20171031

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20171008

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20171008

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: HU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO

Effective date: 20131008

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CY

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20170315

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170315

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: TR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170315

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: AL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170315

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20230920

Year of fee payment: 11

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 20240920

Year of fee payment: 12