"Transmission of documents via telephone wires is possible in principle, but the apparatus required is so expensive that it will never become a practical proposition."
Dennis Gabor, British physicist
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| Number | Title | Issue Date |
| 7926201 | Dryer with clogging detecting function A clogging detecting apparatus for a dryer is provided that checks and displays a clogging degree of an air passage. The clogging detecting apparatus includes a judgment device for judging the clogging degree of the air passage, a storing device for storing the clog... | 04/19/2011 |
| 7882647 | Dryer One type of dryer, namely a laundry dryer (1), comprises a water tank (20) and a drum (30). At the time of drying laundry, the interior of the drum (30) functions as a hermetically closed drying chamber (170). The air in the closed... | 02/08/2011 |
| 7565752 | Automatic ground surface dryer and method An automatic ground surface dryer, system and method for automatically, conveniently, quickly and effectively drying a ground surface without the need for manual labor and capable of quickly drying a large ground surface is described. The automatic ground surface dr... | 07/28/2009 |
| 7343695 | Vacuum drying apparatus and vacuum drying method A vacuum drying apparatus and a vacuum drying method are provided wherein it is possible to reduce the drying time of an object to be dried and the surface condition of the object to be dried after drying is extremely satisfactory. A vacuum pump is connected to an e... | 03/18/2008 |
| 7238326 | Germicidal treatment system with status indicator There is disclosed a germicidal treatment system having a status indicator. The germicidal treatment system comprises at least one mounting assembly attachable to an outside of a wall of an air handling apparatus. Each of the mounting assemblies includes a germicida... | 07/03/2007 |
| 7107778 | Appliance for disinfection of HVAC systems A device (20) for Disinfection of HVAC Systems that include features that will protect service personnel from un-intended exposure to ultra violet radiation. The safeguards include an interlock (70) that prevents illumination of germicidal lamps (80... | 09/19/2006 |
| 7066412 | Apparatus, methods, and compositions for adding fragrance to laundry The invention provides an apparatus, methods, and compositions for dispensing a fragrance onto laundry in a dryer without substantial loss of that fragrance during the drying process. The apparatus includes an electrostatic vapor generator capable of dispensing a fr... | 06/27/2006 |
| 7066091 | Methods and apparatus for controlling impurity levels in an enclosed printing press environment Methods and apparatus for controlling impurity levels in an enclosed printing press environment are disclosed. A disclosed system controls impurity levels by using variable speed fans to control the intake of air into the enclosed environment and the exhausting of a... | 06/27/2006 |
| 7018513 | Siphon support, system and method for the use thereof The invention relates generally to an improvement to a rotary joint and stationary siphon system typically for use in the papermaking process. Disclosed is a siphon support that has a bearing that rotatably engages with a siphon and flow openings that allow for stea... | 03/28/2006 |
| 6964517 | Temperature probe and insertion device An automatic insertion device includes a temperature sensing element structured to provide direct contact between the fluid in a pipeline and the sensor or sensing element. A valve assembly is provided to seal the interior of the conduit from its exterior when the s... | 11/15/2005 |
| 6941674 | Method and apparatus for detecting residual drying time of clothes dryer In a method and an apparatus for detecting a residual drying time of a clothes dryer, by detecting a quantity of moisture contained in clothes in a clothes dryer and displaying a residual clothes drying time on the basis of the detected moisture quantity, a residual... | 09/13/2005 |
| 6938359 | Method for controlling drying of a web-formed material A web-formed material (1), preferably a pulp web (1), is passed through a drying plant, comprising blow boxes arranged in a plurality of drying decks, floating above lower blow boxes, which at their upper sides blow out hot process air against the web-... | 09/06/2005 |
| 6874250 | Clothes dryer A clothes dryer has a first four pole motor that rotates a rotatable drum in the dryer through a transmission system. The clothes dryer has a second two pole self speed regulated induction motor connected to a blower fan in the air passageway of the dryer. The secon... | 04/05/2005 |
| 6868623 | Process for controlling the temperature of a web and a device to use for said temperature control The present invention relates to a process for controlling the temperature of a product in the form of a web (12) that is influenced by an IR ramp (9) for surface treatment of the web (12). With the help of a number of temperature sensors (26... | 03/22/2005 |
| 6845290 | System and method for controlling a dryer appliance System and method for controlling an appliance for drying clothing articles is provided. The appliance has a container for receiving the clothing articles. A motor is provided for rotating the container about an axis. A heater is provided for supplying heated air to... | 01/18/2005 |
| 6834443 | Full heat moving target grain drying system A grain dryer control system uses the grain dryer discharge temperature to account for moisture reduction in the grain as it cools after discharge from the dryer. The control system includes moisture and temperature sensors and a means to control the discharge of gr... | 12/28/2004 |
| 6792331 | Method and apparatus for controlling the drying process in a drying section of a paper machine or the like A method and apparatus for controlling the drying process taking place in the dryer section of a paper machine or the like. The total drying efficiency required in the dryer section is first calculated by means of a method known as such, and an optimal drying effici... | 09/14/2004 |
| 6775923 | Laundry drier control method A laundry drier control method is provided, by which drying time is dynamically controlled according to an amount and type of a drying object, using a calculated medium temperature to determine a medium temperature time. The method includes steps of initiating a dry... | 08/17/2004 |
| 6722056 | Drying vapor generation Drying semiconductor wafers or substrates by introducing an polar organic compound in liquid form into or onto means for enhancing evaporation within a process chamber and allowing the liquid to evaporate and form a drying vapor within the process chamber. ... | 04/20/2004 |
| 6700102 | Dryer control circuit A control circuit for a clothes dryer operating with a 120 volt power supply compensates for changes in the ambient temperature to compensate for premature advancement of the dryer timer motor during an automatic drying cycle. The control circuit has a th... | 03/02/2004 |
| 6505418 | Apparatus and method for a clothing dryer having a fire protection system A clothes dryer having a fire protection system. The clothes dryer chamber has an inlet which receives drying air and an exhaust for removing moisture laden air. The temperature within the drying chamber is monitored, and a determination is made from the ... | 01/14/2003 |
| 6502581 | Method and device for regulating the output humidity of tobacco The invention relates to a method and device for regulating the output moisture content of tobacco conditioned by a loosening/conditioning and optionally casing (saucing) drum comprising injecting a throughflow of water into the infeed region of the drum ... | 01/07/2003 |
| 6463674 | Hot air impingement drying system for inkjet images A dryer uses a two-phase drying system having a brief water condensation interval, followed by impinging parallel laminar recirculating hot air jets which impinge on wet ink to increase the copy rate of inkjet printing and to increase the quality of the p... | 10/15/2002 |
| 6440270 | Method and apparatus for controlling dryer section of paper machine In controlling the dryer section of a paper machine, the basis weight and moisture of the paper web, the energy fed into the drying cylinders of the dryer section and the machine speed are measured, and then the surface temperature of the drying cylinders... | 08/27/2002 |
| 6415528 | Drying device for drying bulk material A drying device for drying bulk material has one or more storage containers for the bulk material and a heating device for heating the drying air for drying the bulk material. A drying air conduit is connected to the heating device and the storage contain... | 07/09/2002 |
| 6408535 | Ozone conversion in semiconductor manufacturing A machine for processing semiconductor wafers and similar articles has an ozone remover connected to a processing chamber. The ozone remover has a light chamber surrounded by reflectors. Ozone and other processing gases and vapors flow out of the processi... | 06/25/2002 |
| 6401361 | Apparatus and method for drying wafers by a solvent An apparatus for drying semiconductor wafers in a solvent drying chamber and a method for drying are disclosed. The apparatus is equipped with an alarm/interlocking system such that when a flow of the solvent vapor into the drying chamber is stopped, the ... | 06/11/2002 |
| 6393729 | Method, control paradigm and means for monitoring and controlling the process variables of a process gas flowing through a dryer hood used in a drying process A method and device for controlling a process gas (10) during drying of a product in a drying chamber, in which the process gas is brought into contact with the product so that a substance, for instance water, is taken up by the process gas and transporte... | 05/28/2002 |
| 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 |
| 6143134 | Chip spreader for air-lock feeder By establishing a relatively flat, for example, non-sharply conical, top profile of wood chips in a treatment vessel (such as a chip bin), the chips will be more uniformly steamed or otherwise treated (or have the treatment time of the chips extended) com... | 11/07/2000 |
| 6067845 | Method of determining a moisture content of textile goods in a laundry drier The electrical conductivity of laundry in a laundry drum is measured and the moisture content is determined from the measured quantity. A polarization voltage, which corrupts the measurement result, is formed at the electrodes. In order to compensate for ... | 05/30/2000 |
| 5894681 | Automated fabrication of corrugated paper products Method and equipment for the manufacture of corrugated paper products includes separate heaters for preparing liner and medium components. Data regarding these components is collected and an optimum conditioning for the components is determined.... | 04/20/1999 |
| 5842288 | Clothes dryer with chiming alarm A solid state alarm for a clothes dryer receives a line voltage signal prior to termination of the tumbling cycle to provide a series of pulses with decaying amplitudes driving a piezoelectric-type transducer. A timer terminating the series of pulses comm... | 12/01/1998 |
| 5682684 | Method for controlling drying processes in household washer-dryers Household washer-dryers include a laundry drum having an incoming air inlet and a waste air outlet, a blower in an air conduit, a heating device upstream of the air inlet, temperature and moisture sensors, a memory for measured values and process sequence... | 11/04/1997 |
| 5659972 | Apparatus and method for drying or curing web materials and coatings A radio frequency (RF) assisted flotation air bar dryer apparatus and method for drying and/or curing a traveling web includes RF generating means for delivering RF through field and RF stray field to the web to heat the web, air bars to direct air flow t... | 08/26/1997 |
| 5659976 | Automated fabrication of corrugated paper products Method and equipment for the manufacture of corrugated paper products includes separate heaters for preparing liner and medium components. Data regarding these components is collected and an optimum conditioning for the components is determined. High volt... | 08/26/1997 |
| 5421097 | Temperature control method and drying device for drying a photosensitive material In a temperature control method of a photosensitive material drying device relating to the present invention, a photosensitive material is heated and dried by drying air heated by a heating device. A temperature of a member heated by the drying air is det... | 06/06/1995 |
| 5156025 | Control apparatus for a laundry washing and/or drying machine A control apparatus for a laundry washing and/or drying machine which is adapted to identify the type of fabrics to be laundered or dried and to automatically select the most suitable program cycle for the laundering or drying of the laundry. The apparatu... | 10/20/1992 |
| 5152077 | Cloth drying machine A clothes drying machine comprising a housing having a drying chamber at the top thereof for drying the clothes hung therein, and an installation chamber at the bottom into which two air fans and a compressor-operated heat exchanger circulation coil are i... | 10/06/1992 |
| 5134788 | Dryer apparatus for floating a running web and having an exhaust flow rate control system Web drying equipment, including a dryer through which a web passes, web drying nozzles within the dryer for directing heated air against the web, air supply header means in the dryer and in air delivering communication with the nozzles which discharge hea... | 08/04/1992 |