Russian version

Home page

Search:

For contact - E-mail

[an error occurred while processing this directive]
To add or edit advertisment:     e-mail:     password:
IPC 7
  G03B 11/00 - G03B 19/26  
G03B02100-G03B02780
  G03B 29/00 - G03B 43/02  

SECTION G – PHYSICS


G 03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY (reproduction of pictures or patterns by scanning and converting into electrical signals H04N) [4]


G 03 BAPPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR (optical parts of such apparatus G02B; photosensitive materials or processes for photographic purposes G03C; apparatus for processing exposed photographic materials G03D) [4]


21/

00Projectors or projection-type viewers; Accessories therefor (devices for changing pictures G03B 23/00; zoetropes G03B 25/00; photographic printing apparatus G03B 27/00; devices or systems producing a varying lighting effect F21S 10/00; optical projection comparators G01B 9/08; projection microscopes G02B 21/36)

21/

02.Multiple-film apparatus

21/

04..Picture "juke-boxes"

21/

06.affording only episcopic projection

21/

08.affording epidiascopic projection

21/

10.Projectors with built-in or built-on screen (projection screens in general G03B 21/56)

21/

11..for microfilm reading

21/

12.adapted for projection of either still pictures or motion pictures (prolonged exhibition of single frame G03B 21/38)

21/

13.Projectors for producing special effects at the edges of picture, e.g. blurring

21/

132.Overhead projectors, i.e. capable of projecting hand-writing or drawing during action (epidiascopic projectors G03B 21/08)

21/

134.Projectors combined with typing apparatus or with printing apparatus

21/

14.Details

21/

16..Cooling; Preventing overheating

21/

18..Fire preventing or extinguishing

21/

20..Lamp housings (condensers per se G02B)

21/

22..Soundproof bodies

21/

26..Projecting separately subsidiary matter simultaneously with main image (light pointers G02B 27/20)

21/

28..Reflectors in projection beam

21/

30..adapted to collapse or fold, e.g. for portability

21/

32..Details specially adapted for motion-picture projection (with film moving continuously through the gate G03B 41/02)

21/

34...Change-over arrangements

21/

36....Fades, dissolves, or wipes

21/

38...Prolonged exhibition of single frame

21/

40...Eliminating or reducing effect of flicker

21/

42...Preventing damage to film due to abnormal operation of projector

21/

43...Driving mechanisms

21/

44....Mechanisms transmitting motion to film-strip feed; Mechanical linking of shutter and intermittent feed (film-strip feed per se G03B 1/00)

21/

46.....affording adjustment for framing

21/

48.....for altering frame speed; for regulating constancy of film speed

21/

50...Control devices operated by the film strip during the run (controlling or regulating speed G03B 21/48)

21/

52....by prepared film

21/

53..Means for automatic focusing, e.g. to compensate thermal effects (automatic focusing in general G02B 7/09; systems for automatic generation of focusing signals G02B 7/28)  [5]

21/

54.Accessories

21/

56..Projection screens

21/

58...collapsible, e.g. foldable; of variable area

21/

60...characterised by the nature of the surface, e.g. lenticular, fluid

21/

62....translucent

21/

64..Means for mounting individual pictures to be projected, e.g. frame for transparency


23/

00Devices for changing pictures in viewing apparatus or projectors (film-strip handling G03B 1/00; direct viewers G02B)

Note

 In this group, the following term is used with the meaning indicated:

 "picture" means any flat representation, whether transparent or not, e.g. produced by photography, writing, or printing.

23/

02.in which a picture is removed from a stock and returned to the same stock or another one; Magazines therefor

23/

04..with linear movement

23/

06..with rotary movement

23/

08.in which pictures are attached to a movable carrier

23/

10..drum or disc carrier

23/

12..linear strip carrier

23/

14.Carriers operable to move pictures into, and out of, the projection or viewing position and carrying one or two pictures only in a removable manner (G03B 23/18 takes precedence)  [4]

23/

18.with fade-in and fade-out effects  [4]


25/

00Viewers, other than projection viewers, giving motion-picture effects by persistence of vision, e.g. zoetrope (high-speed photography G03B 39/00)

25/

02.with interposed lenticular or line screen


27/

00Photographic printing apparatus (film-strip handling G03B 1/00)

27/

02.Exposure apparatus for contact printing

27/

04..Copying apparatus without a relative movement between the original and the light source during exposure, e.g. printing frame, printing box

27/

06...for automatic repeated copying of the same original

27/

08...for automatic copying of several originals one after the other, e.g. for copying cinematograph film

27/

10..Copying apparatus with a relative movement between the original and the light source during exposure

27/

12...for automatic repeated copying of the same original

27/

14..Details

27/

16...Illumination arrangements, e.g. positioning of lamps, positioning of reflectors (controlling the exposure G03B 27/72)

27/

18...Maintaining or producing contact pressure between original and light-sensitive material

27/

20....by using a vacuum or fluid pressure

27/

22....by stretching over a curved surface

27/

24...Separating the original from the print

27/

26...Cooling

27/

28...Edge-masking devices

27/

30...adapted to be combined with processing apparatus (processing apparatus per se G03D)

27/

32.Projection printing apparatus, e.g. enlarger, copying camera

27/

34..Means for automatic focusing therefor (systems for automatic generation of focusing signals G02B 7/28; means for automatic focusing for photomechanical production G03F 7/207)  [4]

27/

36...by mechanical connections, e.g. by cam, by linkage

27/

38....embodying screws with non-uniform pitch

27/

40....adapted for use with lenses of different focal length

27/

42..for automatic sequential copying of the same original (G03B 27/34, G03B 27/53 take precedence)  [4]

27/

44..for multiple copying of the same original at the same time (G03B 27/34, G03B 27/53 take precedence)  [4]

27/

46..for automatic sequential copying of different originals, e.g. enlargers, roll film printers (G03B 27/34, G03B 27/50, G03B 27/53 take precedence)  [4]

27/

465...at different positions of the same strip, e.g. microfilm  [4]

27/

47...at different positions of the same sheet, e.g. microfiche  [4]

27/

475...copying cinematographic film (G03B 27/48 takes precedence)  [4]

27/

48...with original in the form of a film strip moving continuously and compensation for consequent image movement

27/

50..with slit or like diaphragm moving over original for progressive exposure (G03B 27/34 takes precedence)  [4]

27/

52..Details

27/

53...Automatic registration or positioning of originals with respect to each other or the photosensitive layer (within photo-mechanical production of textured or patterned surfaces, e.g. of integrated circuits, G03F 9/00)  [4]

27/

54...Lamp housings; Illuminating means (controlling the exposure G03B 27/72)

27/

56...Mounting enlarger head on column

27/

58...Baseboards, masking frames, or other holders for the sensitive material (G03B 27/53 takes precedence)  [4]

27/

60....using a vacuum or fluid pressure

27/

62...Holders for the original (G03B 27/53 takes precedence)  [4]

27/

64....using a vacuum or fluid pressure

27/

66...specially adapted for holding half-tone screens

27/

68...Introducing or correcting distortion, e.g. in connection with oblique projection

27/

70...Reflectors in printing beam

27/

72.Controlling or varying light intensity, spectral composition, or exposure time in photographic printing apparatus (exposure meters per se G01J; control of light intensity in general G05D 25/00)

27/

73..Controlling exposure by variation of spectral composition, e.g. multicolor printers  [3]

27/

74..Positioning exposure meters in the apparatus

27/

80..in dependence upon automatic analysis of the original (G03B 27/73 takes precedence)  [3]

  G03B 11/00 - G03B 19/26    G03B 29/00 - G03B 43/02  
 

Copyright SciTecLibrary


To add the material   Terms of registration   Terms for placing technology, inventions, productions & other informations   Price list

You always can buy kamagra online now!
A few occasions when such websites were giving away Free Viagra Trial as real pills intended for door-to-door.