B
SECTION B — PERFORMING OPERATIONS; TRANSPORTING
  
PRINTING
 B41
PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
 B41D
APPARATUS FOR THE MECHANICAL REPRODUCTION OF PRINTING SURFACES FOR STEREOTYPE PRINTING; SHAPING ELASTIC OR DEFORMABLE MATERIAL TO FORM PRINTING SURFACES (engraving by spark erosion B23P; type, machines, or accessories for making, setting, or distributing type B41B; processes for the manufacture or reproduction of printing surfaces B41C; machines or apparatus for engraving in general, or for embossing B44B 3/00, B44B 5/00; chemical etching of metal C23F 1/00, electrolytic etching C25F 3/00; photomechanical reproduction G03F)
 B41D 1/00
Preparing or treating stereotype matrices
 B41D 1/02
·  using brushes
 B41D 1/04
·  using cylinders or rollers
 B41D 1/06
·  using presses, e.g. toggle or like lever-and-link type presses
 B41D 1/08
·  ·  using hydraulic presses
 B41D 1/10
·  Performing secondary operations on matrices
 B41D 1/12
·  ·  Humidifying or moistening
 B41D 1/14
·  ·  Drying
 B41D 3/00 - 
B41D 7/00
Producing printing surfaces
 B41D 3/00
Casting stereotype plates; Machines, moulds, or devices therefor
 B41D 3/02
·  Horizontal moulds for casting flat plates
 B41D 3/04
·  Moulds, e.g. horizontal, for casting curved, e.g. semi-cylindrical, plates
 B41D 3/06
·  ·  Vertical moulds
 B41D 3/08
·  Moulds, e.g. horizontal, for casting tubular, i.e. cylindrical, plates
 B41D 3/10
·  ·  Vertical moulds
 B41D 3/12
·  Multiple-mould stereotype casting machines
 B41D 3/14
·  Details
 B41D 3/16
·  ·  Matrix clamps
 B41D 3/18
·  ·  Devices for closing or opening moulds
 B41D 3/20
·  ·  Melting pots
 B41D 3/22
·  ·  ·  with pumps for conveying the molten metal into the casting chambers or boxes
 B41D 3/24
·  ·  ·  with control valves
 B41D 3/26
·  ·  ·  with devices for stirring the molten metal
 B41D 3/28
·  ·  Devices for cooling the moulds
 B41D 5/00
Working, treating, or handling stereotype plates
 B41D 5/02
·  by bending
 B41D 5/04
·  of flat plates
 B41D 5/06
·  of curved plates
 B41D 7/00
Shaping elastic or deformable material, e.g. rubber, plastics material, to form printing surfaces (making rubber printing blocks B41C 3/04)
 B41D 7/02
·  by impression
 B41D 7/04
·  Forming printing surfaces by covering printing forms with a thin elastic skin, e.g. rubber foil, and retaining the latter thereon; Obtaining reduced or enlarged printing surfaces by using thin elastic transfer foils (pantographic instruments for copying, reducing, or enlarging B43L 13/10)