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Class Information
Number: 399/95
Name: Electrophotography > Internal machine environment > Temperature > Platen
Description: Subject matter wherein a means or method is provided to prevent overheating of a structure for supporting an original during exposure.










Patents under this class:

Patent Number Title Of Patent Date Issued
8654406 Image reading apparatus with a transparent member biased by a positioning member Feb. 18, 2014
7102102 Heater assembly including thermal fuse Sep. 5, 2006
5504562 Electrostatographic reproduction machine having a platen cooling cover Apr. 2, 1996
5243386 Optical system housing structure for image forming apparatus Sep. 7, 1993
5162855 Image forming apparatus having temperature sensor for estimating the off time of the fuser as related to the platen glass temperature Nov. 10, 1992
5109253 Copier technique for determining speed and threshold number of sheets for a copier Apr. 28, 1992
4827283 Lighting control method and a lighting control apparatus of a light source in an image forming apparatus May. 2, 1989
4695151 Image forming apparatus Sep. 22, 1987
4684237 Scan assembly moved between alternate positions to prevent platen overheating Aug. 4, 1987
4297024 Exposure device of an electrographic copying apparatus Oct. 27, 1981
4214832 Electrostatic copying machine comprising improved document scanning means Jul. 29, 1980
4183656 Slit exposure type copying apparatus Jan. 15, 1980
4098552 Copying machine Jul. 4, 1978











 
 
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