| ReturnTo Theme-Group-Choice | Onelevelup |
| 2H078 | COMBINATION OF MORE THAN ONE STEP IN ELECTROPHOTOGRAPHY | |
| G03G13/054 ;13/22-13/22,520;13/24;15/054;15/22-15/22,109;15/24-15/32 | ||
| G03G13/054;13/22;13/22,520-13/24;15/054;15/22-15/24 | AA | AA00 PURPOSE |
AA01 | AA02 | AA04 | AA06 | AA08 | AA10 | ||||
| . Picture qualities | . . improving tone | . . improving resolution | . . improving density of one colour | . . Measures against defect of image qualities | . . Others (Free words are assigned.) | |||||||
| AA11 | AA12 | AA13 | AA15 | AA17 | AA18 | AA20 | ||||||
| . Performance | . . increasing speed | . . improving durability | . . improving manufacturability | . . improving operability | . . saving energy | . . Others (Free words are assigned.) | ||||||
| AA21 | AA23 | AA24 | AA25 | AA27 | AA29 | |||||||
| . improving reliability or stability | . Adapting | . . to multiple originals | . . to multiple copies | . . Others (Free words are assigned.) | . Reducing size weight or costs | |||||||
| AA31 | AA32 | AA33 | AA34 | AA35 | AA37 | AA38 | AA39 | AA40 | ||||
| . Safety | . . Measures against noise | . . Measures against temperature rising e.g. exhausting gas or heat | . . preventing impacts on other equipment | . . Safety measures | . . Maintenance | . . . Maintenance-free | . . . facilitating replacement of service parts | . Others (Free words are assigned.) | ||||
| BB | BB00 KIND OF RECORDING PRINCIPLE |
BB01 | BB02 | BB03 | BB04 | BB05 | BB06 | BB07 | BB08 | BB10 | ||
| . Carlson process | . Electrostatic recordings | . Ionography | . using photoconductive screen photosensitive materials | . using photosensitive materials with insulating coverings | . using photoconductive toners | . Thermal recording | . Inkjet recording | . Others (Free words are assigned.) | ||||
| BB11 | BB12 | BB14 | BB16 | BB18 | ||||||||
| . Types of forming or transferring toner patterns | . . transferring toner patterns | . . transferring electrostatic latent images | . . non-transferring | . . producing a single copy by two rotations | ||||||||
| CC | CC00 PERFORMING MORE THAN ONE PROCESS SIMULTANEOUSLY |
CC01 | CC03 | CC05 | CC06 | CC08 | CC10 | |||||
| . Exposure performed simultaneously with eliminating charge or charging | . Exposure performed simultaneously with development | . Development performed simultaneously with transferring | . Transferring performed simultaneously with fixing | . Cleaning performed simultaneously with charging | . Other processes performed simultaneously | |||||||
| DD | DD00 CHARACTERISTIC PROCESS, APPARATUS, OR MEMBER OR COMBINATION THEREOF |
DD01 | DD02 | DD03 | DD05 | DD06 | DD07 | DD09 | ||||
| . Photosensitive materials | . . Shapes or structures | . . . cylindrical | . . . belt-like | . . . rolled paper-like | . . . sheet-like | . . Photosensitivity | ||||||
| DD11 | DD12 | DD13 | DD15 | DD16 | DD18 | DD19 | ||||||
| . . Handling | . . . Master papers | . . . processing fatigues of photosensitive materials | . Electrostatic charge | . . combined with transferring | . Originals | . . Handling | ||||||
| DD21 | DD22 | DD23 | DD25 | DD26 | DD28 | DD29 | DD30 | |||||
| . Exposure | . . characterised by light sources | . . . X-rays | . . of light from originals directly to photosensitive materials | . . electrically signalling original images | . . from electrical signals of images | . . . using lasers | . . . using liquid crystals | |||||
| DD31 | DD33 | DD35 | DD36 | DD38 | DD39 | DD40 | ||||||
| . . . using light-emitting diodes i.e. LED | . Latent image creation using other techniques than exposure (Additional classification is made in BB02-BB10.) | . Storing picture information | . . using electrical signals | . Developing | . . Developers | . . Drying | ||||||
| DD41 | DD42 | DD43 | DD45 | DD46 | DD47 | DD48 | DD49 | |||||
| . . Wetting | . . Colour | . . combined with cleaning function | . Transfer materials | . . Shapes | . . . Cut papers | . . . Continuous webs of paper | . . handling transfer materials | |||||
| DD51 | DD52 | DD53 | DD54 | DD56 | DD57 | DD58 | DD59 | DD60 | ||||
| . Transferring | . . Corona transfer | . . Bias roller transfer | . . Electrostatic latent image transfer | . Fixing | . . Hot rollers | . . Hot plates | . . Radiant heat e.g. ovens | . . Flashing | ||||
| DD61 | DD62 | DD64 | DD65 | DD66 | DD68 | DD69 | DD70 | |||||
| . . Pressuring | . . Drying e.g. wet-developed images | . Cleaning | . . Blades | . . Brushes | . Eliminating charges of photosensitive materials | . . Light | . . Ions e.g. corona discharge | |||||
| DD71 | DD72 | DD73 | DD75 | DD77 | DD78 | DD79 | ||||||
| . Structures or arrangements | . . Frames or cases | . . Layouts or arrangements | . . Unitising | . Drive transmission | . Other electrographic processes apparatus or members (Free words are assigned.) | . Processes apparatus or members other than those for electrophotography (Free words are assigned.) | ||||||
| EE | EE00 CHARACTERISTIC CONTROL, FUNCTION, OR THE LIKE, OR COMBINATION THEREOF |
EE01 | EE02 | EE04 | EE06 | EE08 | ||||||
| . Control | . . Objects to be detected (Free words are assigned.) | . . Objects to be controlled (Free words are assigned.) | . . displaying | . . Warning | ||||||||
| EE11 | EE12 | EE13 | EE15 | EE17 | EE19 | |||||||
| . Functions | . . Image editing | . . . using electrical image signals | . . . on photosensitive materials | . . . on transfer materials | . . . adding or deleting supplemental information e.g. dates pages or lines | |||||||
| EE21 | EE23 | EE25 | EE27 | EE28 | EE30 | |||||||
| . . . synthesising images | . . . of specific regions of originals | . . . of specific regions of transfer papers | . . Colouring | . . . Conversion thereof | . . . . Monocolour switching | |||||||
| EE32 | EE34 | EE35 | EE37 | EE40 | ||||||||
| . . . Multi-colour | . . for switching between negative and positive | . . Two-sided copying | . . Magnification | . . Others (Free words are assigned.) | ||||||||
| FF | FF00 FUNCTION OTHER THAN COPYING |
FF01 | FF02 | FF04 | FF05 | FF07 | FF09 | FF10 | ||||
| . combining copying functions and other functions | . without ordinary copying functions | . Printers | . . using light (Additional classification is made in DD28-DD31.) | . . Others (Additional classification is made in BB02-BB10) | . Facsimiles | . . characterised by transmitters | ||||||
| FF11 | FF13 | FF14 | FF16 | FF17 | FF18 | FF19 | ||||||
| . . . characterised by original readers | . . characterised by receivers | . . . characterised by printers (Additional classification is made in FF04-FF07.) | . Equipment for micros | . . Micro reader-printers | . . . characterised by printers (Additional classification is made in FF04-FF07.) | . . . characterised by optical systems | ||||||
| FF21 | FF23 | FF24 | FF26 | FF27 | FF29 | |||||||
| . . Equipment for producing microfilms | . Electronic blackboards | . . exposing light from blackboards directly to photosensitive materials | . . electrically signalling images on blackboards | . . . characterised by printers (Additional classification is made in FF04-FF07.) | . Projectors | |||||||
| FF31 | FF32 | FF34 | FF36 | FF37 | FF38 | FF39 | ||||||
| . Equipment for producing electrographic films | . . Overhead projectors | . . Slides | . Ticketing machines or card producing machines | . . Season tickets | . . Bank cards | . . Personal identification cards | ||||||
| FF41 | FF42 | FF43 | FF44 | FF46 | FF48 | FF49 | ||||||
| . Electronic printing machines | . . using a single image repeatedly | . . . using master images | . . . . replacing masters | . Platemakers | . Diazo copying machines | . Silver halide copying machines | ||||||
| FF51 | FF53 | FF54 | FF55 | FF56 | FF58 | FF59 | FF60 | |||||
| . Copying machines using microcapsules | . Cameras | . Electronic radiography | . . handling photosensitive materials | . . characterised by exposure processes | . Devices for displaying images | . Devices for printing on textiles | . Others (Free words are assigned.) |