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| Number | Title | Issue Date |
| 7017280 | Clothes dryer apparatus and method A method of controlling the operation of a dryer including both a variable heat source and a variable speed blower includes varying only one of the variable heat source and the variable speed blower, while maintaining the other one in a fixed state. ... | 03/28/2006 |
| 7005618 | Clothes dryer apparatus and method An electric clothes dryer heater system including a heater element and a controller operationally coupled to the heater is provided. The controller is configured to provide an AC sine wave to a heater element of an electric clothes dryer, stop providing at a zero cr... | 02/28/2006 |
| 6810602 | Drier module A drier module, for use in a drier having a drier motor and one of two heat generation devices, namely gas or electric, is an interchange module of a drier of a gas or electric type and may be connected to a drier motor and to a gas control circuit of a gas drier or... | 11/02/2004 |
| 6766595 | Apparatus and method for enhanced solvent recovery from solvent extracted material Apparatus and method for desolventizing particulate material having a solvent carried thereby wherein an upper indirect heating zone and a lower direct heating zone is provided. Each of the zones has a plurality of spaced apart horizontal trays for receiving particu... | 07/27/2004 |
| 6477786 | Apparatus for drying batches of disks Liquid is removed from batches of substrates by apparatus and methods for drying substrates that have been wet in an elongated liquid bath. The substrates are moved relative to the bath and an elongated gas-filled volume at rates of movement selected acco... | 11/12/2002 |
| 6308437 | Humidor with environmental control unit Disclosed is a humidor having means for controlling the humidity therein and having one or more transparent surfaces permitting viewing of the interior thereof. The humidor has means for lateral access to the contents therein and the depth of said contain... | 10/30/2001 |
| 6280576 | After-dryer in a paper machine A method and arrangement for drying a paper to be surface-treated, in particular fine paper, in an after-dryer in a paper machine. The paper web is first dried in a forward dryer section of the paper machine by one or more groups with single-wire draw tha... | 08/28/2001 |
| 6279250 | Apparatus for enhanced solvent recovery from solvent extracted material Apparatus and method for desolventizing particulate material having a solvent carried thereby wherein an upper indirect heating zone and a lower direct heating zone is provided. Each of the zones has a plurality of spaced apart horizontal trays for receiv... | 08/28/2001 |
| 6256903 | Coating dryer system The present invention relates to heating systems for drying wet coatings such as printing inks, paint, sealants, etc. applied to a substrate. In particular, the invention relates to a drying system in which a blower having an inlet directs a current of he... | 07/10/2001 |
| 6122840 | Systems and methods for determining drying time for a clothes dryer A clothes dryer includes a control system for determining the drying time for a partial load in a clothes dryer. The system includes a humidity sensor, a signal processor, and a fuzzy logic control system. The humidity sensor generates a humidity signal r... | 09/26/2000 |
| 6085443 | Apparatus and method for drying relatively small lots of products An apparatus and method for drying small lots of product, for example ear corn. The method includes simultaneously directing air flow through the product while weighing the product from time to time to derive moisture content to the product. Air temperatu... | 07/11/2000 |
| 6079121 | Humidity-modulated dual-setpoint temperature controller A humidity-modulated dual-setpoint temperature controller is disclosed in which the two setpoints of the temperature controller are adjusted as a function of measured humidity. Parameters other than humidity could also be used to adjust the dual setpoints... | 06/27/2000 |
| 6006440 | Process and apparatus for drying a slurry The invention is directed to a process and apparatus for drying a slurry, particularly a sludge, such as sewage sludge, in which a sludge mixture of recycled dried sludge and wet sludge is fed to a drier. The quantity of wet sludge or recycled dried sludg... | 12/28/1999 |
| 5953833 | Coating dryer system A dryer system for drying a coating applied to a substrate includes a thermally conductive roll having a length and a peripheral surface for supporting the substrate and a plurality of energy emitters disposed within the conductive roll along the length o... | 09/21/1999 |
| 5950325 | Method and apparatus for low temperature continuous drying of temperature sensitive materials (granular agricultural pesticides) at atmospheric pressure using radio frequency energy The present invention provides a method and apparatus for agitation-free, low temperature drying of fragile, temperature sensitive, granular materials at atmospheric pressure using Radio Frequency (RF) energy to provide the heat of evaporation. A relative... | 09/14/1999 |
| 5899005 | System and method for predicting the dryness of clothing articles The present invention discloses a system and method for predicting the dryness of clothing articles in a clothes dryer 10. In one embodiment of this invention, the clothes dryer 10 uses a temperature sensor 52, a phase angle sensor 54, and a humidity sens... | 05/04/1999 |
| 5675913 | Photosensitive material processing apparatus A photosensitive material processing apparatus is equipped with a drying section in which a photosensitive material processed with a processing solution is conveyed by a plurality of rollers and dried by drying air from a drying air blowing device. In the... | 10/14/1997 |
| 5655312 | UV curing/drying apparatus with interlock An apparatus including both an ultraviolet curing unit and a hot air dryer, either one of which may be operated at a given time. A wall of the dryer has an opening through which the ultraviolet radiation emitted by the curing unit passes when the curing u... | 08/12/1997 |
| 5651193 | Grain dryer and control system therefor A grain dryer for providing a controlled drying process through a housing. The housing has a path for grain to be dried such that the grain is dried as the grain moves along the path. The grain dryer also has a fan and heater assembly for supplying heated... | 07/29/1997 |
| 5649372 | Drying cycle controller for controlling drying as a function of humidity and temperature A drying cycle controller for a garment dryer. The drying cycle is controlled to have a decreasing temperature and humidity profile which avoids the removal of moisture at a rate which will cause shrinkage and wrinkling of the garment. The drying cycle te... | 07/22/1997 |
| 5595000 | No-vent dry kiln A no-vent dry kiln for drying wood products such as lumber. The kiln has a dehumidification unit to remove excess moisture from the air utilized as the drying media. The dry bulb and wet bulb temperatures of the air within the kiln enclosure are precisely... | 01/21/1997 |
| 5570520 | Clothes dryer dryness detection system In a clothes dryer, the air exiting the dryer for wet clothes has a high relative humidity compared to the relative humidity when the load is dry. A change in the relative humidity of the air leaving the dryer indicates a change in dryness of the load. Th... | 11/05/1996 |
| 5560124 | Automatic cycle terminator for dryers A control device which may take the form of a plug adaptor is able to interrupt the power to a dryer when the load is dry. The only input is the pattern of the power consumption of the dryer, and this is used, together with a control algorithm, to provide... | 10/01/1996 |
| 5456025 | Apparatus for determining the humidity of exhaust air exiting a yankee dryer hood An adiabatic saturator receives a sample of exhaust air exiting a yankee dryer hood to determine the humidity of the exhaust air. The humidity is determined by temperature readings of the exhaust air, saturated air exiting the interior of a saturator cell... | 10/10/1995 |
| 5433019 | Process and an apparatus for producing teas A new kind of teas named "dry fresh tea" is prepared by drying tea leaves in circulating air at low temperature and low humidity. Quality of teas is improved by preserving volatile flavors.... | 07/18/1995 |
| 5404656 | Method of controlling drying air temperature of photosensitive material drying apparatus A method of controlling the temperature of drying air in a photosensitive material drying apparatus for drying the photosensitive material processed by processing solutions. The method comprises the steps of: calculating an environmental absolute humidity... | 04/11/1995 |
| 5347727 | Method for controlling combined sensing type clothes dryer A method for controlling a drying operation of a combined sensing type clothes dryer including a drum, a heat exchanging fan, a motor, a heater, a temperature sensor and a humidity sensor, the sensors being disposed between the drum and the heat exchangin... | 09/20/1994 |
| 5291667 | Electronic control of clothes dryer A control system for a clothes dryer is disclosed. A microprocessor monitors the heated inlet air temperature and the exhaust temperature. If the inlet temperature exceeds a high limit value a given number of times, an air blockage indicator is activated.... | 03/08/1994 |
| 5187882 | System for curing concrete articles A process is disclosed for fast and uniform hydration of uncured concrete products. Pressurized and superheated water is supplied to a manifold supporting a plurality of small diameter orifice nozzles housed inside a curing room which also houses the prod... | 02/23/1993 |
| 5160399 | Laminating apparatus A laminating apparatus comprises a sheet transporter for transporting a sheet, a laminating film transporter for transporting at least one laminating film in such a manner that the laminating film is superposed with at least one surface of the sheet trans... | 11/03/1992 |
| 5068681 | Drying air control method in an automatic developing machine and an automatic developing machine employing the method In an automatic developing machine in which a photographic film is dried by a drying unit after development, a method of controlling the temperature and/or humidity of the film drying air in order to prevent variation in the film size before and after the... | 11/26/1991 |
| 4952960 | Drying air control method in an automatic developing machine and an automatic developing machine employing the method In an automatic developing machine in which a photographic film is dried by a drying unit after development, a method of controlling the temperature and/or humidity of the film drying air in order to prevent variation in the film size before and after the... | 08/28/1990 |
| 4932424 | Apparatus for conditioning tobacco and like fibrous materials Apparatus for puffing, drying or moisturizing tobacco has a conveyor defining an elongated channel with an inlet and an outlet for particles of tobacco. The conveyor is vibrated so that the particles advance toward the outlet, and the bottom wall of the c... | 06/12/1990 |
| 4877042 | Dynamic hair grooming appliance A hair grooming device such as a comb, a heated hair styler or a curler having a moisture sensing device and an indicator, thereby allowing the user to control the dryness of the hair while styling or curling the hair.... | 10/31/1989 |
| 4599809 | Grain dryer system A computer controlled grain dryer system includes a grain drying bin, a solenoid valved burner, a blower, and an arrangement of grain unloading augers. An air temperature sensor for the drying airflow provides a temperature signal. A grain moisture sampli... | 07/15/1986 |
| 4543736 | Conditioning apparatus Conditioning apparatus for conditioning a leaf vegetable material of a fibrous nature, which apparatus comprises a perforate bed whereby gaseous conditioning medium may be supplied through the perforations to establish a conditioning zone immediately abov... | 10/01/1985 |
| 4513759 | Apparatus for expelling moisture from tobacco or the like Apparatus for expelling moisture from a continuous stream of tobacco which passes through a conditioning zone defined by a hollow rotary drum-shaped dryer has a control unit employing a computer whose output signal is indicative of the quantity of moistur... | 04/30/1985 |
| 4499614 | Organic waste bioconverter and method The bioconverter includes a collecting vessel having a plurality of stirring shafts rotatably mounted therein, each of which is driven by a separate electric motor. Adjacent shafts operate in opposite directions and stirring arms are oriented relative to ... | 02/19/1985 |
| 4481722 | System for protecting a rotary dryer from thermal stress A system for drying a wet web of fibrous material carried through a rotary dryer on an air pervious support, without damage to the rotary dryer or the air pervious support in the event of an upset to the system comprising in combination (1) heater means f... | 11/13/1984 |
| 4471424 | Apparatus and method for conditioning grain Method and apparatus for conditioning grain with the aid of a digital computer. Preset ventilation and aeration start and stop times are provided with environment sensitive override conditions.... | 09/11/1984 |
