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Browse by Category: Main > Electrical & Energy
Class Information
Number: 250/319
Name: Radiant energy > With infrared or thermal pattern recording > Thermal copying of documents > With conveying means
Description: Subject matter which includes a conveying device to move the document, the copy sheet or the document and the copy sheet past the infrared source or the infrared source past the document and copy sheet.










Patents under this class:
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Patent Number Title Of Patent Date Issued
7816649 Laser patterning apparatus Oct. 19, 2010
6867416 Image forming method and image forming material Mar. 15, 2005
6857358 Device and method for marking cigarette packets Feb. 22, 2005
6702915 Lamination envelope Mar. 9, 2004
6614023 Process and apparatus for providing codings on (cigarette) packs Sep. 2, 2003
6057548 Increased quality thermal image recording technique May. 2, 2000
5907735 Photosensitive material processing apparatus May. 25, 1999
5578824 Image forming system Nov. 26, 1996
5411825 Heat development process of migration imaging members May. 2, 1995
5276464 Method and apparatus for loading and unloading superposed sheets on a vacuum drum Jan. 4, 1994
5270733 Material transport that selectively contacts different materials Dec. 14, 1993
5268708 Laser thermal printer with an automatic material supply Dec. 7, 1993
5264867 Method and apparatus for selectively sorting image-bearing sheets from scrap sheets Nov. 23, 1993
5258610 Method and apparatus for sensing the presence of a sheet by sheet causing attenuation of radiation Nov. 2, 1993
5132537 Image transfer apparatus and method Jul. 21, 1992
5105083 Thermal copier having reversibly driven transport belt for document and thermosensitive sheet Apr. 14, 1992
5072245 Image recording apparatus employing optical and heat energy to record image Dec. 10, 1991
5066562 Method of heating image formation sheet Nov. 19, 1991
4971408 Remelting of printed hot melt ink images Nov. 20, 1990
4962314 Image transfer apparatus Oct. 9, 1990
4893010 Image recording apparatus Jan. 9, 1990
4853743 Moisture-controlled image recording apparatus Aug. 1, 1989
4841154 Thermal copying apparatus Jun. 20, 1989
4825074 Image recording apparatus Apr. 25, 1989
4801961 Image forming apparatus Jan. 31, 1989
4800275 Heat-developing and transferring apparatus Jan. 24, 1989
4785332 Pressurizing image forming apparatus Nov. 15, 1988
4783683 Image recording apparatus Nov. 8, 1988
4783675 Image recording method Nov. 8, 1988
4780736 Method of and apparatus for recording image Oct. 25, 1988
4760790 Printing presses Aug. 2, 1988
4751528 Platen arrangement for hot melt ink jet apparatus Jun. 14, 1988
4737822 Image recording apparatus and method Apr. 12, 1988
4709149 Copying machine Nov. 24, 1987
4698504 Inserts attachable to a wire mesh belt for supporting sheets in a thermography apparatus Oct. 6, 1987
4661703 Two-color copying machine Apr. 28, 1987
4659927 Image transfer apparatus and method Apr. 21, 1987
4651220 Method of recording and reproducing images produced by an electron microscope Mar. 17, 1987
4620096 Thermal developing and transferring method Oct. 28, 1986
4469433 Color copying machine using signal conversion Sep. 4, 1984
4465931 Thermal duplicating apparatus Aug. 14, 1984
4456824 Copying machine Jun. 26, 1984
4426708 Laser device Jan. 17, 1984
4323775 Divided exposure method and device Apr. 6, 1982
4140907 Thermal-plain paper recording system Feb. 20, 1979
4131796 Apparatus for thermographic duplication of information Dec. 26, 1978
4116559 Process of and apparatus for forming a picture image information such as a manuscript, etc. on a dry treated film and developing the same Sep. 26, 1978
4092658 Photoprinting machine with a device for expelling excess ammonia-containing developer medium from developed diazotype paper May. 30, 1978
4049947 Method and arrangement for protecting sheets from charring in copying machines Sep. 20, 1977
4034186 Method and arrangement for preventing sheets from charring in copying machines Jul. 5, 1977

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