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4912939 |
Making ice in a refrigerator
An icemaker for a refrigerator having a motorized cam actuated switch for controlling the water fill valve and motor hold switch. The cam tracks for each switch has an undercut radial step. The...
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4872317 |
Unitary ice maker with fresh food compartment and control system therefor
An ice maker includes an interior volume containing a freezer compartment and a fresh food compartment. The freezer compartment houses an automatic ice making unit, including an ice mold, a water...
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4866948 |
Icemaker with improved water quantity control
There is a pair of cantilevered switch blades having cooperating electrical contacts mounted on their distal ends. The first blade follows a cam and the second is lifted by a pivotable ramp member...
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4846381 |
Ice dispenser
An ice dispenser comprises an ice stroage chamber within which an agitator is rotatably mounted. In response to reception of an ice dispensation signal, a motor for driving the agitator is...
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4827732 |
Freezer machine for household use
A freezer machine includes a freezing vessel arranged to freeze an amount of water for ice or ingredients for ice cream or similar cold products introduced thereinto, a refrigeration circulation...
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4800731 |
Icemaker
An icemaker includes a motor and a gear train enclosed in a drive housing, a square drive output shaft extending from the housing, an output gear attached to the shaft, a camstack rotatable on a...
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4787216 |
Adjustable ice maker control
An automatic ice maker structure having a water valve and rotary switch for controlling operation of the water valve. A manually adjustable switch contact structure is associated with the rotary...
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4785641 |
Drain valve control for ice cube machine
An ice machine control having a dump valve in the water circulation system for diverting water from the mold so that the system is cleared of unwanted water at the start of an ice making cycle,...
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RE32360 |
Soft-serve freezer control
A soft-serve freezer operates in a first mode, with both the auger and compressor operating, and a second energy saving mode in which only the refrigeration compressor operates. The control circuit...
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4644757 |
Auger type ice-making apparatus
An auger type ice making apparatus adapted for effectively flushing and removing deepended water and precipitates in the water supply pipe and the freezing cylinder during ice making. The apparatus...
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4628698 |
Making ice in a refrigerator
A control system for a tray type refrigerator ice maker having a motor driven programmer for controlling ice harvest by means of tray rotation and twist for ejecting cubes to a collector bin. The...
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4622826 |
Control circuit for an auger type ice maker
A control circuit for an auger type ice maker using a relay which is responsive to a predetermined level of an ice making water in a tank and to of a predetermined level of stored ice, and a timer...
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4619117 |
Automatic ice making machine
In an automatic ice making machine which comprises a freezing chamber formed to define a plurality of open bottom freezing cells, a water plate provided under the freezing chamber for supplying...
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4619116 |
Apparatus for making ice cream
A flavored liquid mixture to be converted into ice cream is prepared at ambient temperature and is then frozen for an indefinite period. When needed, the frozen mixture is placed in a vessel for...
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4573325 |
Self-diagnostic system for an appliance incorporating an automatic icemaker
Apparatus and a method for detecting fault conditions in an automatic icemaker system of the type having an ice forming mold and an electric motor and mold heater which are energized during ice...
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4550572 |
Ice machine anti-block control
An ice machine control having an on-delay timer in the circuit controlling the circulating water pump so that, at the start of an ice making cycle, the evaporator-ice mold is allowed to cool well...
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4475357 |
Ice production rate selector for ice maker
A refrigeration apparatus having an ice making mechanism disposed in a refrigerated space and including an ice harvesting mechanism. The mechanism includes a thermostat responsive to the...
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4450692 |
Apparatus for making frozen food products
An apparatus for making frozen food products, particularly ice cream or the like, wherein the apparatus is interchangeable with the existing ice dispenser unit in the freezer compartment of a...
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4424683 |
Ice maker control
A control for controlling the time at which ice is harvested from an ice maker as a function of the temperature conditions within a below-freezing compartment in which the ice maker is located. The...
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4357807 |
Low energy ice making apparatus
A low energy ice making apparatus employing a low volume carnot cycle refrigeration system. Ice is progressively formed on a plurality of improved evaporator plates and harvested by a secondary...
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4344295 |
Control for timed operation of ice maker
A refrigeration apparatus having an ice making mechanism and structure for operating the mechanism to deliver ice therefrom at timed intervals. The apparatus includes means for defrosting the...
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4341087 |
Automatic ice cube making apparatus
Ice cube making apparatus of the type having a vertically disposed evaporator plate with a lattice structure on side thereof in which cubes are formed as water runs down the plate. The ice making...
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4292812 |
Control device for ice making machine
The present application discloses a control device for an ice making machine to make ice by circulating ice-making water to an ice making member having a refrigerating system, said control device...
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4257237 |
Electrical control circuit for ice making machine
A control circuit for an ice making machine having an ice forming mold and a refrigeration system for controlling the operation of the refrigeration system so as to cause water to freeze in the...
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4238930 |
Ice maker apparatus
A slab-type ice maker apparatus wherein a slab of ice is formed on an inclined evaporator plate by the flowing of water over the upper surface of the refrigerated plate. A control is provided for...
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4227377 |
Control system for ice dispenser and method
A control system for an ice dispenser maintains an icemaker thereof continuously operative whenever an ice storage hopper is less than completely full. This is accomplished by continuing to operate...
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4206614 |
Ice producing apparatus
An ice producing apparatus characterized by a refrigerant compresser, a condensor coil, a receiver tank, a solenoid valve, an evaporator, a water spray system and an endless ice grid positioned to...
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4197717 |
Household refrigerator including a vacation switch
An automatically-defrosting household refrigerator including a user-operable "vacation switch" effective to enable the operation of the refrigerator in a mode appropriate to a condition of zero...
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4194367 |
Apparatus for producing ice
In an apparatus for producing ice a compressor which via a liquid separator is supplied with cooling medium from an evaporator, transfers compressed medium to a condenser, the condenser being...
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4142373 |
Tray ice maker
An automatic ice maker control circuit having an improved tolerance to sense the presence of stuck ice pieces in a predetermined pocket of an ice tray. A solid state temperature sensor and time...
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3964269 |
Sensing arm water fill shut off for ice maker
A control for shutting off an automatic ice maker in a refrigeration apparatus, such as a refrigerator-freezer. The ice maker apparatus is driven by an electric motor which is permitted to run...
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3964270 |
Ice making machine
An automatic ice making machine having a control combining a timer with a thermostat to insure the attainment of desired temperatures in an ice forming enclosure and the retention of water in the...
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3958428 |
Method and apparatus for making frozen food article
Open-ended food freezing chamber has low thermal mass and is unrefrigerated during standby or waiting time. Remote refrigeration source is fast operating with large refrigeration capacity for rapid...
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3898859 |
Apparatus and method for the preparation of soft serve products
A self contained dispenser for soft serve ice cream is disclosed having a freezing chamber and a mix storage chamber. A single compressor-operated refrigerant unit cools both chambers with means to...
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3885937 |
Ice machine control mechanism
An ice making machine is disclosed which includes a double walled cylindrical evaporator on which ice is formed from water deposited on the evaporator, and a closed loop refrigeration system for...
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3864933 |
DEFROST TIMER ARRANGEMENT FOR MAKING CLEAR ICE
A clear cube ice maker has a control circuit incorporating the defrost timer of a freezer and a bistable relay switch in the harvest mechanism. The relay switch, in response to a signal from the...
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3855812 |
DOMESTIC ICE MAKER AND DEFROST TIMER
A refrigeration apparatus having an automatic ice maker wherein defrosting of the apparatus is periodically effected as a function of the number of ice maker cycles. The ice maker may be allowed to...
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3826102 |
REFRIGERATOR INCLUDING AUTOMATIC ICE MAKER AND WATER RESERVOIR
A refrigerator particularly adapted for the manufacture and storage of ice pieces comprising a below-freezing compartment containing an automatic ice maker and an above-freezing compartment...
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3812686 |
ICE MAKING APPARATUS
An ice-making machine by which batches of pieces of ice are made repeatedly automatically relies on the flow of water over a freezer surface to make the ice. The water is pumped from a trough that...
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3797267 |
ICE RAKE CONTROL
A control system for an ice rake in ice making apparatus comprising means to activate the ice rake to raise the ice rake at predetermined intervals for a predetermined period of time when ice is...
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3779032 |
ICE MAKER WATER FILL CONTROL
An ice maker having electrical control means for automatically controlling the making of ice bodies such as in a home refrigerator. The electrical control includes a switching mechanism having...
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3774407 |
VISCOUS FLUID TIMER FOR TRAY ICE MAKER
A viscous fluid timer useful for a refrigerator automatic ice maker having a magnetic member movable in the fluid at a controlled rate under the influence of gravity where its presence will attract...
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3771319 |
UNITARY DRIVE FOR ICE MAKER MECHANISM, DEFROST MEANS AND AIR FLOW MEANS
A refrigeration apparatus having an ice maker adapted to be operated by a drive motor. Means are further provided for permitting the drive motor to run in the manner of a clock for timing the need...
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3765190 |
APPARATUS FOR MAKING A FROZEN CONFECTION
An apparatus for making a frozen confection and having a refrigerated cylinder with a piston which reciprocates therein. The piston carries a sprayer which sprays a flavoured liquid medium on the...
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3712076 |
AUTOMATIC ICE MAKER SWITCH CONTROLS
A completely automatic ice cube maker which is driven through successive water fill cycles, freeze cycles and harvest cycles by a continuously operating permanent magnetic synchronous electric...
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3707080 |
SELF-ADVANCING PROGRAMMER AND PRESSURE ACTUATED DEVICES CONTROL ARRANGEMENT
A control arrangement in which pressure actuated devices are selectively actuated from a self-advancing programmer provided with higher pressure areas (typically pressure) and lower pressure areas...
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3675437 |
WATER FILL SHUT-OFF CONTROL FOR A DOMESTIC ICEMAKER
A control for shutting off an automatic ice maker in a refrigeration apparatus, such as a refrigerator-freezer. The ice maker apparatus is driven by an electric motor which is permitted to run...
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3667244 |
CONTROL SYSTEM FOR FREEZERS
The present invention is directed to a freezing system of the hot gas type and a control system therefor. The freezing system is particularly directed to the type wherein a single motor is used to...
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3659430 |
DEFROST BIMETAL FOR INTERRUPTING TIME CYCLE ICE MAKER DURING DEFROST-SINGLE TIMER
A refrigerator-freezer apparatus normally operating through freezing and defrosting portions of an operating cycle. The apparatus includes an ice maker and a timer motor that preferably also...
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3648478 |
DEFROST CIRCUIT FOR REFRIGERATOR
A defrost control for refrigeration apparatus such as a refrigerator-freezer utilizing a single timer motor for cyclically driving an ice maker and effectively continuously timing a series of...
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