EP2151644A1 - Eismaschinenansteuerungsvorrichtung für einen Kühlschrank und Betriebsverfahren dafür - Google Patents

Eismaschinenansteuerungsvorrichtung für einen Kühlschrank und Betriebsverfahren dafür Download PDF

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Publication number
EP2151644A1
EP2151644A1 EP08014238A EP08014238A EP2151644A1 EP 2151644 A1 EP2151644 A1 EP 2151644A1 EP 08014238 A EP08014238 A EP 08014238A EP 08014238 A EP08014238 A EP 08014238A EP 2151644 A1 EP2151644 A1 EP 2151644A1
Authority
EP
European Patent Office
Prior art keywords
ice
lever
spin
checking
fixing
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.)
Withdrawn
Application number
EP08014238A
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English (en)
French (fr)
Inventor
Chul-Hee Park
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.)
Park Electronics Co Ltd
Original Assignee
Park 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 Park Electronics Co Ltd filed Critical Park Electronics Co Ltd
Priority to EP08014238A priority Critical patent/EP2151644A1/de
Publication of EP2151644A1 publication Critical patent/EP2151644A1/de
Withdrawn legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25C—PRODUCING, WORKING OR HANDLING ICE
    • F25C1/00—Producing ice
    • F25C1/04—Producing ice by using stationary moulds
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25C—PRODUCING, WORKING OR HANDLING ICE
    • F25C5/00—Working or handling ice
    • F25C5/02—Apparatus for disintegrating, removing or harvesting ice
    • F25C5/04—Apparatus for disintegrating, removing or harvesting ice without the use of saws
    • F25C5/06—Apparatus for disintegrating, removing or harvesting ice without the use of saws by deforming bodies with which the ice is in contact, e.g. using inflatable members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25C—PRODUCING, WORKING OR HANDLING ICE
    • F25C5/00—Working or handling ice
    • F25C5/18—Storing ice
    • F25C5/182—Ice bins therefor
    • F25C5/187—Ice bins therefor with ice level sensing means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25C—PRODUCING, WORKING OR HANDLING ICE
    • F25C2305/00—Special arrangements or features for working or handling ice
    • F25C2305/022—Harvesting ice including rotating or tilting or pivoting of a mould or tray
    • F25C2305/0221—Harvesting ice including rotating or tilting or pivoting of a mould or tray rotating ice mould
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25C—PRODUCING, WORKING OR HANDLING ICE
    • F25C2400/00—Auxiliary features or devices for producing, working or handling ice
    • F25C2400/10—Refrigerator units

Definitions

  • the present invention relates to an automatic ice maker for use in a refrigerator, and more particularly, to an ice maker-driving device for a refrigerator which generally includes an ice quantity-checking part, an ice-separating part, a test switch, a control circuit for operating them, a driving shaft having a power transmission unit, all kinds of reduction gears and a worm gear, and the like.
  • Korean Patent No. 1992-1971 discloses a refrigerator with an automatic ice maker which removes ice cubes from an ice-making tray when a temperature on the ice-making tray detected by a temperature sensor is below a predetermined set icing completion temperature and feeds water to the ice-making tray again to perform an ice-making operation
  • the refrigerator including: a determining unit adapted to determine whether the fed water is normal or not when the temperature of the ice-making tray detected by the temperature sensor after feeding the water to the ice-making tray is below a predetermined temperature; and an alarming unit adapted to perform an alarming operation based on the determination result of the determining unit.
  • the alarming function is additionally provided to warn that the ice-making tray is operated without the feeding of the water thereto when the water in a water-feeding tank separately mounted to the automatic ice maker is in short supply
  • Korean Utility Model Registration No. 1993-4478 (entitled 'refrigerator attached with automatic ice maker' as filed on March 11, 1989) discloses a refrigerator with an automatic ice maker wherein water is fed to an ice-making tray and frozen thereinto to make ice cubes, the ice cubes are removed from the ice-making tray and stored in an ice-storing container, and then, the quantity of stored ice is checked by a lever that is changed in position in accordance with the quantity of ice stored in the ice-storing container, such that when the quantity of ice stored in the ice-storing container is below a predetermined value, ice-making and ice-storing operations are repeatedly performed, and thus, if the quantity of ice stored in the ice-storing container is over the predetermined value, a stored ice quantity checking switch adapted to operated by means of the lever is operated to stop the ice-making operation.
  • the ice-making operation is controlled by the switch (sensor).
  • Korean Patent No. 228819 (entitled 'automatic ice maker' as filed on November 29, 1994) discloses an automatic ice maker which has an ice-making tray rotatably connected to one end of an operating gear moved by a motor, such that water is automatically fed to the ice-making tray and the ice-making tray is rotated by a predetermined angle under the control of a controller adapted to sense the completion of the ice-making operation so as to separate the ice cubes from the ice-making tray, thereby automatically completing the ice-making operation.
  • the above-mentioned automatic ice maker includes the motor, the operating gear, the ice-making tray, and the controller, so as to rotate the ice-making tray.
  • Korean Patent No. 182735 (entitled 'power control method for automatic ice maker' as filed on November 15, 1996) discloses a power control method for an automatic ice maker which includes: the steps of placing an ice-making tray to its original position by means of a driving motor so as to supply water to the ice-making tray; feeding water to the ice-making tray so as to make ice cubes thereinto; separating the ice cubes from the ice-making tray if the ice-making operation is completed; and if it is determined that the driving motor is overloaded, reversely rotating the driving motor so as to release the overloaded state of the driving motor.
  • the overloading of the driving motor is made when the ice-making tray escapes from its original position
  • the overloading of the driving motor is determined when the voltage loaded to the driving motor is measured and higher than a reference voltage of the driving motor
  • the reverse rotation of the driving motor in the revere-rotating step is conducted so as to prevent the ice-making tray from escaping from its original position.
  • the power control method for the automatic ice maker includes the step of reversely rotating the driving motor so as to release the overloading state of the driving motor.
  • Korean Patent No. 182736 (entitled 'automatic ice maker for refrigerator' as filed on November 19, 1996) discloses an automatic ice maker for a refrigerator wherein if a maximum rotating angle exceeds by the malfunction of a sensing switch (sensor) upon the rotation of an ice-making tray by a motor, the ice-making tray, a cam gear and various parts are damaged, which is caused in the same manner even when the reverse rotation of the ice-making tray to return the ice-making tray to its original position after ice cubes are separated from the ice-making tray, the automatic ice maker for the refrigerator including: a first stopper mounted at a position higher than a position where the cam gear stops at a maximum rotating position; and a second stopper mounted at a position higher than a position where the cam gear stops at a horizontal position.
  • the automatic ice maker only includes the first and second stoppers.
  • Korean Patent No. 422969 (entitled 'driving device for automatic ice maker' as filed on June 16, 2001) discloses a driving device for an automatic ice maker that changes the coupling relation between a worm gear and a driving motor and obtains the simple cooperating relation among the parts thereof, wherein an ice-making tray is rotated by the operation of the driving motor, the ice cubes are separated from the ice-making tray, and the ice-making tray is reversely rotated to return to its ice-making position.
  • the rotation and the reverse rotation of the ice-making tray by means of the driving motor are well known in this field.
  • the present invention relates to an improved automatic ice maker for a refrigerator.
  • the volume of water is increased such that the water having a density of 1.00g/cm3 is changed into an ice cube having a density of 0.9168g/cm3, and if 10ml volume of water of 0°C in a space where a piece of ice cube in the ice-making container is made is frozen, the volume of water becomes about 11ml such that as the volume is expanded to cause the pressure in the ice-making container to be increased, thereby making it difficult to separate the ice cubes tightly attached on the ice-making container only by means of the rotation of 180° of the ice-making container.
  • the ice-making container is constructed to be twisted at one side thereof when it is rotated over 180° in the horizontal state thereof, which causes one-sided driving to be repeatedly conducted to generate the stress only on one side of gears, thereby shortening the lifespan of the parts and failing to easily separate the ice cubes from the ice-making container.
  • the present invention has been made in view of the above-mentioned problems occurring in the prior art, and it is an object of the present invention to provide an improved ice maker-driving device for a refrigerator and a method for operating the same wherein the structures and functions of conventional automatic ice makers are modified to provide simple and efficient driving and the organic coupling relation among parts is improved in such a manner that the parts are rigidly cooperated with one another, thereby achieving the reduction of error rate and the strong durability against internal or external vibration and impact.
  • an ice maker-driving device for a refrigerator which is adapted to change water in an ice-making container into ice cubes by the driving of an ice quantity-checking lever and an ice-separating lever according to the transmission of power from a motor by using a plurality of worm and reduction gears mounted in a body thereof, adapted to check the quantity of ice stored in an ice-storing container by means of the ice quantity-checking lever and an ice quantity-checking sensor to rotate the ice-making container in which the ice cubes are filled by 180° by means of the ice-separating lever if the quantity of ice stored in the ice-storing container is in short supply and to fill the ice cubes in the ice-storing container, and adapted to return the ice quantity-checking lever to its original position, stop the movement of the ice-separating lever and return to a stand-by state, if the quantity of ice stored in the ice-storing container is in
  • FIG.1 is an exploded perspective view showing the whole structure of an ice maker-driving device according to the present invention
  • FIG.2a is a back view showing the position of an ice quantity-checking lever and the state of a stopper upon a full ice level in the ice maker-driving device according to the present invention
  • FIG.2b is a back view showing the position of an ice quantity-checking lever and the state of a stopper upon a low ice level in the ice maker-driving device according to the present invention
  • FIG.3a is a perspective view showing the use state of a spin lever when a sensor is turned at an on state in the ice maker-driving device according to the present invention.
  • FIG.3b is a perspective view showing the use state of the spin lever when the sensor is at an off state in the ice maker-driving device according to the present invention.
  • FIG.4a is a perspective and partly cut plan view showing the initial driving states of a check lever along cam section bent parts in the ice maker-driving device according to the present invention
  • FIG.4b is a perspective and partly cut plan view showing the driving states of the reverse rotation of the check lever along the cam section bent parts in the ice maker-driving device according to the present invention
  • FIG.4c is a perspective and partly cut plan view showing the driving states of the check lever along the cam section bent parts upon the full ice level in the ice maker-driving device according to the present invention
  • FIG.4d is a perspective and partly cut plan view showing the driving states of the check lever along the cam section bent parts upon the low ice level in the ice maker-driving device according to the present invention
  • FIG.4e is a perspective and partly cut plan view showing the final driving states of the check lever along the cam section bent parts in the ice maker-driving device according to the present invention.
  • FIG.5 is a view showing the reverse twisting state upon initial driving of the ice maker-driving device according to the present invention
  • FIG.6 is a perspective view showing the cam structure formed on the underside of a third wheel gear and the operating state thereof in the ice maker-driving device according to the present invention.
  • FIG.7 is a perspective view showing the whole assembling state of the ice maker-driving device according to the present invention.
  • FIG.8a is a flow chart showing the initial setting procedure of the ice maker-driving device according to the present invention.
  • FIG.8b is a flow chart showing the basic operation cycle of the ice maker-driving device according to the present invention.
  • FIG.1 is an exploded perspective view showing the whole structure of an ice maker-driving device according to the present invention.
  • the ice maker-driving device according to the present invention includes: a body 1 having an upper case 2 and a lower case 3; a motor 13 mounted in the lower case 3 and adapted to be driven by the supply of power thereto; a worm gear 8 compressedly fastened to the motor 13 and rotated by the rotation of the motor 13; a first wheel gear 9 adapted to change the rotating direction of the horizontal shaft of the worm gear 8; a second wheel gear 10 adapted to be rotated by means of a first reduction gear 9' mounted on the flat surface of the first wheel gear 9; a third wheel gear 11 adapted to be rotated by means of a second reduction gear 10' mounted on the flat surface of the second wheel gear 10; an ice-separating lever 5 formed on the upper portion of the third wheel gear 11; cam section bent parts 32 and a fixing shaft-coupling part 34 formed on the underside of the third wheel gear 11
  • FIGS.2a to 3b are perspective views showing the use states of the stopper 12 according to the position of the ice quantity-checking lever 4 and the operation of the hall sensor 39 and the position of the spin lever 7 in the ice maker-driving device according to the present invention.
  • the spin lever 7 is operated to allow the magnet 27 of the check lever 6 to be near the hall sensor 39 by means of the elasticity of the spin lever spring 20, and in this case, the spin lever 7 is fixed by means of the lever-fixing protrusion 22 of the stopper 12 and is restricted in its rotation.
  • the ice quantity-checking lever 4 is locked to the stored ice cubes and does not fall to a predetermined depth, and the spin lever 7 connected to the ice quantity-checking lever 4 also stops such that the magnet 27 does not approach to the hall sensor 39, thereby making the signal kept in a high (on) state.
  • the ice quantity-checking lever 4 falls to a predetermined depth in the ice-storing container, and the spin lever 7 connected to the ice quantity-checking lever 4 is rotated with respect to the fixing shaft 18 by means of the friction force of the stopper 12 against the third wheel gear 11.
  • FIGS.4a to 4e are perspective and partly cut plan views showing the state variations of the cam control protrusion 28 of the check lever 6 and the cam driving protrusion 29 of the spin lever 7 along the cam section bent parts 32 in case of the reverse rotation of the check lever 6 in the initial state of the body 1, in case of the full ice level, in case of the low ice level, and in case of the final driving state, wherein the surfaces of the cam section bent parts 32 formed on the underside of the third wheel gear 11 are broken so as to show the above-mentioned state variations.
  • the check lever 6 which is separately driven in the conventional practice is configured to a unitary body such that upon the rotation of the ice-separating lever 5, the cam control protrusion 28 of the spin lever 7 is varied in the position and is driven along the cam section bent parts 32 in an organic relation with the check lever 6 moved along or fixed to the cam section bent parts 32 formed on the underside of the third wheel gear 11.
  • the worm gear 8 has a fixing hole 48 formed on the distal end thereof, and the fixing hole 48 is of a generally square shape.
  • a fixing member 49 that is fitted to the rotary shaft of the motor 13 is fixedly inserted into the fixing hole 48, thereby transmitting the rotary force of the motor 13 to the worm gear 8.
  • the fixing member 49 is rounded along the front periphery thereof so as to be easily inserted into the fixing hole 48 of the worm gear 8 and has a thickness of 2mm or more so as to be fixedly fitted to the fixing hole 48 of the worm gear 8.
  • the worm gear 8 rotated by the rotation of the motor 13 has a mounting protrusion 46 formed at the front end thereof in such a manner as to be coupled to a gear-mounting groove 47 formed in the lower case 3.
  • the gear-mounting groove 47 is adapted to prevent the worm gear 8 coupled to the mounting protrusion 46 from being moved or rolled and has the same length as the mounting protrusion 42 inserted thereinto or has a little extended length from the mounting protrusion 42 so as to prevent the worm gear 8 from being forwardly and backwardly moved by the gap caused by the rotary shaft of the motor 13.
  • FIG.5 is a view showing the reverse twisting state of the ice-making container so as to separate the ice cubes from the ice-making container, and after the ice-making is completed in the initial driving of the ice maker-driving device, as shown in FIG.7 , an initial output signal is transmitted so as to reversely rotate the motor 13 such that the ice-separating lever 5 is reversely rotated by 45° , and since the other side support projection 42 of the ice-making container 36 coupled to the ice-separating lever 5 cooperates with a support inclined part 43 of a housing of the ice-making container 36 upon the reverse rotation of the ice-separating lever 5, the ice-making container 36 is twisted by 45° or more.
  • FIG.6 is a perspective view showing the cam structure formed on the underside of the third wheel gear 11, wherein the stopper 12 coupled to the fixing shaft 18 is rotated by the friction force against the fixing shaft-coupling part 34 and has the lever-fixing protrusion 22 adapted to fix the spin lever 7 thereto.
  • the cam section bent parts 32 has the locking projection 12' adapted to prevent the stopper 12 from being unlimitedly rotated by the friction between the fixing shaft 18 and the fixing shaft-coupling part 34 in fixing the spin lever 7 by means of the lever-fixing protrusion 22.
  • FIGS.8a and 8b are flow charts showing the ice maker-driving device according to the present invention, wherein the operation time for the ice quantity-checking of the timer is shorter than that in the conventional practice, and after the initial setting and the ice-making are finished, the ice-making container is reversely rotated to have the rotary angle of 45°.
  • the ice maker-driving device for a refrigerator which is operated to perform an ice quantity-checking operation after the ice-making operation of the ice-making container and to supply the ice cubes to the ice-storing container.
  • the ice-making container is generally driven in a forward rotating direction after the ice-making operation, and it is not easy to adopt the cam structure or stopper by which the reverse rotation of the ice-making container is performed by a predetermined angle or more. Further, it is very difficult to expect the necessity of the adoption of the cam structure or stopper in the conventional practice.
  • the ice-making container is fixed at one side and is reversely rotated at the other side thereof, such that the ice-making container is twisted to protect the freezing and to separate the ice cubes therefrom before the ice-separating operation.
  • the arrangement of the parts in the body is effectively made such that the ice quantity-checking lever and the locking projection of the rotary radius control stopper are freely formed, the stopper is rigidly fixed to the fixing shaft of the lower case, and the worm gear has the durability against impacts and vibration, thereby achieving a semi-permanent lifespan and a substantially low error rate. Also, the stable supply of power from a capacitor ensures the operation of the sensor mounted on the printed circuit board, thereby obtaining durability and persistent operation in the device.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Production, Working, Storing, Or Distribution Of Ice (AREA)
EP08014238A 2008-08-08 2008-08-08 Eismaschinenansteuerungsvorrichtung für einen Kühlschrank und Betriebsverfahren dafür Withdrawn EP2151644A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP08014238A EP2151644A1 (de) 2008-08-08 2008-08-08 Eismaschinenansteuerungsvorrichtung für einen Kühlschrank und Betriebsverfahren dafür

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP08014238A EP2151644A1 (de) 2008-08-08 2008-08-08 Eismaschinenansteuerungsvorrichtung für einen Kühlschrank und Betriebsverfahren dafür

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EP2151644A1 true EP2151644A1 (de) 2010-02-10

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102803875A (zh) * 2010-02-23 2012-11-28 Lg电子株式会社 蓄冰筒及包括该蓄冰筒的冰箱
EP2610563A3 (de) * 2011-12-30 2013-12-18 Samsung Electronics Co., Ltd Kühlschrank
WO2014070512A1 (en) * 2012-11-05 2014-05-08 Illinois Tool Works Inc. Ice-maker motor with integrated encoder and header
WO2014095647A1 (de) * 2012-12-18 2014-06-26 BSH Bosch und Siemens Hausgeräte GmbH Kältegerät mit einem eisbereiter mit doppel-anschlägen

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR920001971B1 (ko) 1988-03-12 1992-03-07 가부시끼가이샤 도시바 자동제빙기가 부착된 냉장고
KR930004478Y1 (ko) 1988-03-11 1993-07-16 가부시끼가이샤 도시바 자동 제빙기가 부착된 냉장고
DE19651335A1 (de) * 1995-12-22 1997-07-03 Samsung Electronics Co Ltd Eiserzeugungseinrichtung für einen Kühlschrank
KR0182735B1 (ko) 1996-11-15 1999-05-01 삼성전자주식회사 자동제빙장치의 동력제어방법
KR100228819B1 (ko) 1994-11-29 1999-11-01 전주범 자동제빙기
US6148620A (en) * 1998-05-15 2000-11-21 Kabushiki Kaisha Sankyo Seiki Seisakusho Ice making device and method of controlling the same
KR100422969B1 (ko) 2001-06-16 2004-03-12 대림정밀공업(주) 자동제빙기의 구동장치

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR930004478Y1 (ko) 1988-03-11 1993-07-16 가부시끼가이샤 도시바 자동 제빙기가 부착된 냉장고
KR920001971B1 (ko) 1988-03-12 1992-03-07 가부시끼가이샤 도시바 자동제빙기가 부착된 냉장고
KR100228819B1 (ko) 1994-11-29 1999-11-01 전주범 자동제빙기
DE19651335A1 (de) * 1995-12-22 1997-07-03 Samsung Electronics Co Ltd Eiserzeugungseinrichtung für einen Kühlschrank
KR0182736B1 (ko) 1995-12-22 1999-05-01 삼성전자주식회사 냉장고용 자동제빙기
KR0182735B1 (ko) 1996-11-15 1999-05-01 삼성전자주식회사 자동제빙장치의 동력제어방법
US6148620A (en) * 1998-05-15 2000-11-21 Kabushiki Kaisha Sankyo Seiki Seisakusho Ice making device and method of controlling the same
KR100422969B1 (ko) 2001-06-16 2004-03-12 대림정밀공업(주) 자동제빙기의 구동장치

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102803875A (zh) * 2010-02-23 2012-11-28 Lg电子株式会社 蓄冰筒及包括该蓄冰筒的冰箱
CN102803875B (zh) * 2010-02-23 2015-05-20 Lg电子株式会社 冰箱
US9702608B2 (en) 2010-02-23 2017-07-11 Lg Electronics Inc. Refrigerator including ice crushing member with power transmission units
EP2610563A3 (de) * 2011-12-30 2013-12-18 Samsung Electronics Co., Ltd Kühlschrank
US9080799B2 (en) 2011-12-30 2015-07-14 Samsung Electronics Co., Ltd. Refrigerator
WO2014070512A1 (en) * 2012-11-05 2014-05-08 Illinois Tool Works Inc. Ice-maker motor with integrated encoder and header
US10126037B2 (en) 2012-11-05 2018-11-13 Illinois Tool Works Inc. Ice-maker motor with integrated encoder and header
WO2014095647A1 (de) * 2012-12-18 2014-06-26 BSH Bosch und Siemens Hausgeräte GmbH Kältegerät mit einem eisbereiter mit doppel-anschlägen
US9890985B2 (en) 2012-12-18 2018-02-13 Bsh Hausgeraete Gmbh Refrigeration device comprising an ice maker with double stops

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