Abstract: A sweeper attachment for a refuse collection vehicle that utilizes either a conveyor system or a vacuum system to transport debris from a road surface to a collection body of the refuse collection vehicle. The sweeper attachment allows for the same vehicle to be used for both refuse collection and sweeping roadway surfaces.

Abstract: A laminator includes a turnover abutment and a film laminating device. The turnover abutment includes a first surface and a second surface opposite to each other, and at least one of the first surface and the second surface is a bearing surface on which a plurality of suction structures are provided. The plurality of suction structures are used for sucking a borne object onto the bearing surface. The film laminating device is configured to laminate a film on the borne object on the bearing surface.

Abstract: Devices, methods and systems disclosed herein relate to the application of a protective film on a surface of an electronic device that instantly reduces air bubbles and eliminates the waiting time usually required when using a wet fluid solution. In one embodiment, a flange may be configured to couple to the protective film. The flange may aid in the accurate application of the protective film to the electronic device.

Abstract: A system for thermally processing solid fuel to produce pyrolysis gases, syngas, tar, char, and/or torrefied products, which includes a bulk solids pump having a curved passage to move a feedstock therein and wherein the pump includes a spool supported for rotational movement. A sleeve shaped chamber or chambers surround all or a portion of at least an axial extent of said curved passage to permit containment of heated gases to heat solid fuel within the curved passage to thermally process the feedstock within the pump.

Abstract: Thermochemical reactor systems that may be used to produce a fuel, and methods of using the thermochemical reactor systems, utilizing a reactive cylindrical element, an optional energy transfer cylindrical element, an inlet gas management system, and an outlet gas management system.

Abstract: Devices and methods for evacuating fluids from a flexible conduit, particularly to evacuating water from a fire hose. In one aspect, a fluid evacuating apparatus is utilized to evacuate a fluid, such as water, from a flexible conduit, such as, for example, a fire hose. The apparatus may further be utilized to collapse the flexible conduit for storage and/or transport. In exemplary embodiments, a fluid evacuating apparatus may be utilized to evacuate the water from hoses of a wide range of diameters that collapse into a compact form for storage. The apparatus may include a frame with a handle, a mobility mechanism, such as, for example, wheels or rollers, a roller which may evacuate water, and a restraining mechanism which may hold down the hose, such as a roller or rollers.

Abstract: The invention relates to a press having a loading device, wherein the press is configured particularly for pressing the pressing product forming residual or recyclable materials, such as used paper, cardboard, plastic bottles, foils and the like, and has a press housing including a pressing chamber, having a loading opening for feeding the pressing product and a pressing shield displaceable in the pressing chamber, wherein the loading device includes at least one rotatably driveable rotor roller equipped with conveying prongs. By means of a rotation of the roller pressing product can be conveyed from the outside of the press housing through the loading opening into the pressing chamber. The press has the rotor roller is disposed directly in front of or in the loading opening of the press. The loading device has a feeding space connected upstream of the rotor roller.

Abstract: A forming machine includes a drum having an outer heating surface, a reservoir disposed below the drum and having a surrounding wall with a top edge that can contact the outer heating surface and that has a profile conforming to that of the outer heating surface, an applying disk disposed inside the reservoir and having perforations, and a rotary shaft extending into the reservoir to rotate the applying disk and movable upwardly or downwardly to raise or lower the applying disk. The reservoir is movable between non-contact and contact positions, where the top edge is spaced below and moves upward to abut against the outer heating surface, respectively. The applying disk is movable between pre-applying and applying positions, where the applying disk is lowered into the reservoir for dipping into the dough and is raised for applying the dough to the outer heating surface, respectively.

Abstract: A support body for an apparatus having an extended nip formed between the support body and a counter-pressure member, having a working surface, being elastically deformable, and comprising a plurality of pressure chambers pressurized for controlled expanding in the direction of the working surface in order to load the nip. According to the invention the support body comprises a plurality of reinforcing profiles disposed in at least one chamber of the pressure chambers, the interiors of the profiles being in fluid communication with one another via holes, a wall of the profile facing said working surface including holes for communicating fluid between the interior of the profile and the chamber in which said profile is located, said profiles providing an inner support to walls defining said at least one chamber.

Abstract: A press apparatus (10) is disclosed for removing water from a web (W). The apparatus includes a rotatable roll (12) which defines a peripheral surface (14). An elongate shoe (16) has a curved surface (18) which cooperates with the peripheral surface (14) of the roll (12) for defining therebetween a nip (N) for the passage therethrough of the web (W). The arrangement is such that when the web (W) extends through the nip (N), water is pressed from the web (W). A blanket (20) is disposed between the curved surface (18) of the shoe (16) and the web (W) for supporting the web (W) during the passage of the web through the nip (N), the blanket (20) enclosing the shoe (16). Moreover, the blanket (20) has a diameter within a range 500 mm to 875 mm.

Abstract: A processing device and method applying the same for processing a coated or uncoated fibrous web is provided. The device comprises a belt configured to extend around a guiding element, at least one counter-element being disposed outside said belt to provide a contact area with the belt, such that the belt and the counter-element establish therebetween a web processing zone for passing a web to be processed therethrough. The processing zone length is defined by the disposition of the belt's guiding element and/or by the configuration of the counter-elements. The contact pressure applied to a web in the processing zone is within the range of between about 0.01 MPa and about 200 MPa.

Abstract: A support body (7) for an apparatus having an extended nip (N) that is defined by a contact surface (13) of the support body and an opposed surface (4), the support body having two side surfaces (69, 70) facing from each other and connecting to the contact surface, and a bottom surface (71) facing from the contact surface, the support body being arranged to be moved towards the opposite surface by means of a loading system in order to load the nip via the contact surface. According to the invention the support body is elastically deformable and has its contact surface adaptable to the opposite surface in interaction therewith. The invention also relates to a holding device for such a support body and an apparatus, e.g. a press, for the treatment of a fibre web, said apparatus having such a support body.

Abstract: Apparatus for forming an extended nip between a mating roll and a shoe roll for treating a product web, the shoe roll having a stationary carrier and a flexible roll shell which can rotate around the carrier and which, in the region of the extended nip, is supported on a hydrodynamically lubricated running surface of a press shoe guided on the carrier, for which purpose a device for applying lubricant to the inner side of the roll shell is provided, where, in an inlet region, the press shoe has a plurality of holes which are arranged transversely with respect to the machine running direction, are connected to a lubricant supply in order to be fed with lubricant and, for this purpose, end at the running surface, and the holes comprise restrictors whose resistance is designed for a pressure drop of 5 to 15 bar.

Abstract: A shoe press apparatus of a paper machine for pressing wet paper through a nip includes a counter roll, and a shoe module disposed adjacent to the counter roll. The shoe module includes a cylindrical blanket, and a press mechanism disposed inside the cylindrical blanket, extending in a width direction of the cylindrical blanket and individually pressing a plurality of pressed portions formed on the cylindrical blanket along a traveling direction of the wet paper, toward an outer-surface of the counter roll so that the wet paper is pressed in the nip between the cylindrical blanket and the counter roll so that a pressure can be applied efficiently in response to a density required for paper solely by the shoe press apparatus.

Abstract: A method for changing the distribution of the loading pressure prevailing in the press nip of a shoe press, which shoe press includes a number of adjacent loading elements (K) acting on the press shoe (70), the first end of the elements being supported on the supporting beam (12) of the shoe press and the other end on the press shoe (70). The loading elements (K) are moved in the machine direction (MD) in the space between the press shoe (70) and the supporting beam (12) by acting on the loading element (K) at least at the end adjacent to the press shoe in such manner that the end adjacent to the press shoe is moved in the machine direction (MD) in relation to the press shoe (70), and that the end of the loading element adjacent to the supporting beam (12) can be caused to freely assume a position in relation to the supporting beam (12), preferably at least during the transfer.

Abstract: A loading unit for a shoe press, especially designed to apply a load to the shoe (70) of the shoe press, said unit comprising a first cylinder part and a first piston part disposed in the cylinder part (6, 71), a first piston part (1, 114) arranged in the cylinder part, in which piston part the surface (2) facing towards the inner wall of the cylinder part is so shaped as to permit mutual tilting of the piston part and the cylinder part. The piston part (1) and/or the cylinder part (6) are/is provided with means for arranging a loading element (K) and/or the press shoe (70) to be movable in the longitudinal direction (MD) of the machine and that the piston part (1) and/or cylinder part are/is provided with means (22) for reducing lateral forces between the loading element and the shoe press supporting beam (12) or equivalent.

Abstract: A support body for an apparatus having an extended nip defined between a contact surface of an elastically deformable support body and an opposed surface, the support body comprising a pressure chamber or several pressure chambers arranged to be pressurized for loading the nip via the contact surface. The support body can be provided with a holding device that forms a counter support for the pressure chamber or pressure chambers except at the side facing the contact surface. A method of forming the extended nip in the apparatus entails applying a pressure in at least one pressure chamber of the support body and expanding elastically deformable side portions of the support body. A further method of controlling the load in the extended nip entails designing the support body with several pressure chambers and setting the pressures in the pressure chambers in accordance with a predetermined pattern.

Abstract: Apparatus for forming an extended nip between a mating roll and a shoe roll for treating a product web, in particular a paper web, the roll axes of which lie in a loading plane E, having a mating roll which is supported via in each case one roll-end assembly on in each case one bearing in a first bracket, having a shoe roll which has stationary bearing journals which are supported in each case via a bearing in in each case one second bracket, one of the brackets being fastened to a stand, and having releasable devices for connecting the brackets to one another, the releasable connecting elements comprising connecting lugs which are guided displaceably in grooves of one of the brackets between a locked position and at least one unlocked position along connecting axes, each connecting lug having a slot which extends parallel to a connecting axis and through which fastening pins which can be inserted in the locked position into one and the other bracket can be inserted and can be brought into engagement with opp

Abstract: Machine for the manufacture of fiber material web with shoe pressing unit and drying or tissue cylinder arranged to form at least one press nip. Water absorbent carrier band and water-impermeable pressing band being guided through the at least one press nip, and fiber material web is adapted to pass through the at least one press nip with the water absorbent carrier band and the water-impermeable pressing band. The at least one press nip has a length in web travel direction of less than or equal to approximately 60 mm. Pressure profile results over press nip length having maximum pressing pressure greater than or equal to approximately 3.3 MPa. The instant abstract is neither intended to define the invention disclosed in this specification nor intended to limit the scope of the invention in any way.

Abstract: In a shoe press apparatus of a papermaking machine, a press part comprises a roll which serves as a pressing member and a shoe. A belt is sandwiched between the roll and the shoe. A lubricant feeder supplies a lubricant from the outside of the shoe at the upstream side of the shoe. A lubricant holding section, comprising a plurality of grooves is provided on the upstream end of the shoe. Lubricant supplied from the lubricant feeder is held in the lubricant holding section of the shoe, and is more reliably supplied to the press part as the belt runs through the press part. The Structure of the lubricant holding section is comparatively simple, and the lubricant holding section decreases friction, thereby saving energy.

Abstract: The invention relates to an extended-nip roll press for dewatering a fibrous web in a press nip which, on one side, is formed by a rotating mating roll and, on the other side, is formed by an extended-nip press roll, whose roll centers lie in a stack plane, and the extended-nip press roll has a stationary support and a flexible roll cover that can rotate about the support, the cover in the region of the press nip being supported on the support on a sliding surface which is formed on an upper part, defining an entry and exit, of a press shoe that can be displaced with respect to the support in a loading direction, it being possible for the press shoe to be displaced radially along a loading plane which intersects the stack plane at the center of the mating roll and at an acute angle to the exit direction.

Abstract: A nip characterization system which has as inputs the pressure applied to the nip by the hydraulic loading devices, and loads applied at the end bearings and/or the loads applied to the roll support beam, and in addition directly measures nip load, has more than sufficient information to completely characterize the nip.

Abstract: A press roll for forming a press nip with an other press roll including a rotating roll shell, a roll axle and a supporting device connected to the roll axle. The supporting device supports the rotating roll shell. An end wall is associated with the press roll. At least one supporting shoe is connected to the supporting device, the at least one supporting shoe removable from the press roll through the end wall.

Abstract: In an enclosed shoe press having a press blanket extending through an extended nip defined between a backing roll and a press shoe, an anchor device is disclosed for anchoring a peripheral edge of the press blanket. The anchor device includes a rotatable head which defines a conical peripheral surface for supporting the blanket. A ring defines a concave surface which cooperates with the conical surface of the rotatable head such that the peripheral edge of the blanket is anchored between the conical surface of the head and the concave surface of the ring. Also, a pin extends radially inwardly from the ring, the pin engaging a hole defined by the peripheral edge of the blanket. Additionally, a plurality of barbs extend away from the concave surface for assisting in anchoring the peripheral edge of the blanket against the conical surface of the rotatable head.

Abstract: The press device for a paper web, such as a calendar, contains a flexible moving element (1a) forming an endless structure, said element forming the shell (1) of a roll, the press device including further a counter roll. Inside the moving element (1a) there is a shoe element (3) that is arranged to support the shell (1a) against the counter roll to form a nip (N). The width and/or the surface contour of the supporting surface of the shoe element (3) guiding the shell of the roll in the nip contact varies in the machine direction and the shoe element is positionable in the machine direction to adjust the nip width and/or length.

Abstract: Arrangement 1 for washing and dewatering a fiber pulp suspension, which arrangement comprises two hollow, circular-cylindrical screen members 2a, 2b delimited by envelope surface and end walls. The screen members rotate towards each other to form a nip 10, at least one of the said screen members 2a, 2b being arranged in a vat 6 which partially encloses the envelope of the screen member and which, in the direction of rotation of the screen member, converges towards the envelope of the screen member. The invention relates to a sealing arrangement 8 at the end wall of the screen member. By retracting the seal a distance X from the envelope surface of the screen member in a limited area &agr; near the nip 10, the seal is relieved of the very high hydraulic and mechanical pressures which occur in the nip. Wear between the end wall of the drum and the seal at the press nip is reduced. A simple pressurized seal can thus be used with the same low pressure applied along the entire circumference.

Abstract: A seal used in an air press for dewatering a traveling paper web in a paper-making machine includes a support roll having a cylindrical surface, a belt and felt for supporting the paper web on either side thereof, an arm for mounting the seal, a seal body having a curved outer surface contour for substantially conforming to the curve of the cylindrical surface of the support roll, and an inner surface adjacent to the arm. A leading edge surface intersects with the curved outer surface, the leading edge surface defines the initial engagement with the traveling belt when in an operating position. A trailing edge surface intersects with the curved outer surface. The trailing edge surface defines, with the leading edge surface, the upstream and downstream bounds of the extended nip of the curved outer surface contour of the seal body over the support.

Abstract: A device for the transverse welding of plastic webs to produce bags and the like has a welding beam with a rounded edge turned toward the web juxtaposed with a welding roller which can have a plurality of rings mounted thereon to advance the weld seam length or transverse the welding width the rings can be coated with polytetrafluoroethylene and adjustment of the device to greater or reduced welding widths is accomplished by adding or subtracting the rings which are contiguous with one another.

Abstract: Pressing arrangement of a machine and process for producing a web. The pressing arrangement includes a shoe press unit and an opposing roll arranged to form at least one press nip. The shoe press unit includes at least one press shoe arranged opposite the opposing roll and a flexible, liquid-impermeable press belt arranged to be guided over the press shoe. The opposing roll includes a smooth surface. At least one press felt is arranged to be guided through the press nip along with the press belt and the web. The at least one felt is deflected away from the web, which is picked up by the smooth surface of the opposing roll, such that the at least one felt is guided out of the press nip at an angle greater than or equal to about 10° to a tangent to the opposing roll at an end of the press nip.

Abstract: Apparatus and process for smoothing of a material web. The apparatus includes at least one deflection adjustment roll having a soft surface, and at least one heatable endless band having a hard and smooth surface. The at least one heatable endless band is arranged into a band loop having an inner surface. At least one support surface is located within the band loop, and the at least one heatable endless band is guided over the at least one support surface. The at least one deflection adjustment roll and the at least one heatable endless band is arranged to form at least one smoothing zone adapted act on the material web. At least one heating medium supply device is positioned adjacent the inner surface and adapted to heat the inner surface and to create a liquid film for hydrodynamic lubrication between the at least one support surface and the at least one heatable endless band.

Abstract: A metallic flake manufacturing device uses a bearing to form the flakes. The bearing is located within a container which receives a fluid having suspended metallic particles. The bearing has an outer race, an inner race, and a plurality of bearings disposed between the races. The bearings are immersed in the fluid for flattening the suspended particles into flakes. A shaft extends into the container. The shaft engages one of the races for rotating it relative to the other race.

Abstract: Apparatus for liquid treatment and dewatering of material suspensions is disclosed including a pair of rotatable liquid permeable press rolls within a vat and in which the vat includes a bottom defining the space directed towards the nip between the press rolls and the remaining portion of the vat, and seals between the portions of the vat including a shoulder extending towards the bottom portion of the vat and an adjustable bar extending towards the remaining portion of the vat so the position of the bottom of the vat and the converging space in the direction towards the nip between the press rolls can be determined thereby.

Abstract: In a sheet handling machine having a frame, and a cut sheet handling system including a sheet path, a stalled sheet pulling and crushing apparatus for reducing a sheet, stalled across an interface between a withdrawable and a fixed component of a cut sheet handling system into a shape and size suitably enabling reliable removal of the stalled sheet through a relatively narrow gap between the withdrawable and fixed components of the sheet handling system.

Abstract: Apparatus for expelling air from between the sheets of stacks of superimposed sheets has a conveyor which advances successive stacks of a series of stacks along a horizontal first path from a stack assembling first station toward a second station. The conveyor employs a reciprocable carriage for one or more tongs which engage the front end portion of fresh stack at the first station and entrain the stack toward the second station. A roller is mounted in a conveyance for repeated movement with the conveyance along a downwardly sloping second path from a raised position above and away from the first path to a lowered position of engagement with successive stacks which are being advanced toward the second station.

Abstract: A system for recycling cans includes a housing adapted for displaying promotional advertising, a deposit slot for receiving the cans and a discharge system for providing immediate payment for the recyclable cans. The system incorporates a rotating drum for receiving the cans and advancing the cans into a conduit where they are then transported to a crusher for compression and storage. A magnet associated with the drum maintains ferrous cans on the drum until they have passed the conduit opening for separating ferrous cans from non-ferrous, recyclable cans.

Abstract: An apparatus for laminating a plurality of components to one another in an assembly includes a table having an upper surface for successively stacking a plurality of components in registered, aligned, superimposed relation to one another to enable the components to be joined to one another. The upper surface of the table has a plurality of apertures formed therein. A source of vacuum is selectively connectible to the plurality of apertures formed in the upper surface of the table for holding at least one component in place when positioned thereon for lamination, two spaced apart, parallel, linear guide rails are connected to the table. An elongated roller has opposite ends connected to the rails for sliding, guided movement along the rails as the roller rollingly engages the upper surface of the table. A drive mechanisms is connected to the roller for reciprocating the roller along a path defined by the rails.

Abstract: A machine for the manufacture of a single-face lined web of corrugated board comprises a pressing device for pressing a liner web against a paper web provided with a corrugation. This pressing device has at least one substantially stationary, open-end pressing belt, which does not move together with the web of corrugated board.

Abstract: Apparatus for liquid treatment and dewatering of material suspensions is disclosed including a pair of rotatable liquid permeable press rolls within a vat and in which the vat includes a bottom defining the space directed towards the nip between the press rolls and the remaining portion of the vat, and seals between the portions of the vat including a shoulder extending towards the bottom portion of the vat and an adjustable bar extending towards the remaining portion of the vat so the position of the bottom of the vat and the converging space in the direction towards the nip between the press rolls can be determined thereby.

Abstract: A molding device for compacting a fiber reinforced resinous material to form an article of manufacture in which reinforcement fibers contained in the fiber reinforced resinous material are oriented as desired. The device includes a die; a roll opposed to the die; a compressing mechanism for pressing one of the die and the roll against the other of the die and the roll; and driving a mechanism for reciprocating and/or rotating one of the die and the roll relative to the resinous material. In this construction, the fiber reinforced resinous material is shaped into a predetermined configuration by compressing a number of times the fiber reinforced resinous material delivered by the pressing mechanism until the fiber reinforced resinous material is compacted to a predetermined degree of compression.

Abstract: A rotary channel pump apparatus for compressing solids that have an initial bulk density which is substantially lower than their structural density; the apparatus comprises a flow channel having an inlet and an outlet and includes: (i) an annular drag flow channel segment (L1) formed between a stationary outer wall member and a rotating circular inner wall member; and (ii) a straight channel segment (L2) formed between a first planar and stationary wall portion and a second planar and stationary wall portion; no axial cross-section of the flow channel between the inlet and the outlet is smaller than the axial cross-section at the inlet; a rotary feeder is connected to the flow channel near the inlet thereof for precompacting the particulate solid which is then passed through the flow channel to substantially increase the bulk density and to avoid melting and/or thermal degradation of the particulate solid when passing through the flow channel.

Abstract: An assembly for perforating, crushing and baling crushable objects includes a hopper for receiving crushable objects at a first location. A conveyor moves the crushable objects from the first location to a second location. At the second location, a perforating and crushing apparatus receives the crushable objects and perforates them while crushing them to a flat, plate-like configuration. The objects then move, under the force of gravity, to a baling apparatus which compresses the crushed objects into a bale of predetermined configuration.

Abstract: A device for the assembly of a laminated glazing (8) by pressing includes at least one set of pressing rollers (3, 5) mounted on a flexible beam (9, 25) whose curvature can be modified and adjusted to a desired profile.

Abstract: The device according to the invention includes at least one assembly of pressing rollers divided into at least two subassemblies of pressing rollers. Each subassembly of pressing rollers is mounted on a beam portion the position of which can be changed and adjusted in relation to the position of the other beam portions.

Abstract: Apparatus for separating liquids and solids, comprising, separator screen means for receiving and separating the solids and liquids, conveyor means for feeding the separated solids upwardly from the separator screen means, and compactor means for compacting the solids, the conveyor means comprising a first conveyor extending at a first upward inclination through the separator screen means and a second conveyor extending further upwardly and at a greater inclination than the first conveyor means.

Abstract: A container crusher for crushing aluminum beverage cans, two-liter plastic beverage bottles, and the like uses a motor-driven rotatable drum in a housing. Mounted on the periphery of the drum are a plurality of angled crusher arms which contact containers introduced into the housing and crush them between the rotating crusher arms and the walls of the housing. Mounted on top of the housing is a circular tray into which containers to be crushed are placed. The tray has a feed opening into the crusher housing which is covered by a safety cover which, in turn, has an inlet opening displaced from the feed opening. Containers are introduced into the feed opening of the safety cover which is sized and positioned so as to prevent an operator's hand from entering the crusher housing. The crusher unit can be directly attached to a conventional 40-gallon trash can, or, alternatively, can be placed inside a conventional 55-gallon drum.

Abstract: A presser belt separator for separating a mixture of flowable and non-flowable constituents has a pressure belt that is driven downstream to engage part of a circumferential surface of a perforated drum. A belt pressing structure and a presser roller presses the belt against the surface of the drum to form a draw-in wedge for drawing in the material to be processed between the presser belt and the perforated drum. The belt presser has a surface contour that engages the belt to form a curvature in the central area of the presser belt. The surface contour decreases in curvature from an upstream region of the belt presser to a downstream region thereof. The presser structure is also resiliently urged against the perforated drum by force-adjustable pressure springs.

Abstract: A press for dewatering papermaking pulp has a pair of adjacent perforated cylindrical rolls which define a continuously converging nip and a vat shell adjacent the rolls which provides enhanced bottom access to the press rolls by means of a door which is hinged to swing downward and away from the bottom of the press vat. A hoist mechanism raises and lowers the unhinged side of the door as required, and retractable keys latch the door in a sealing position against the vat. A shock absorber mechanism is provided to limit the speed at which the unhinged side of the door can fall when being lowered.

Abstract: An apparatus for bonding together at least two composite tapes comprising a tape head, a support surface adjacent the tape head and a supply system for supplying first and second composite tapes between the tape head and the support surface. The tape head includes a heating section and a pressure section pivotally coupled to the heating section. The heating section includes a heater for heating the tapes, and the pressure section includes a system for applying a force for urging the tapes against the support surface.

Abstract: The present invention provides an improved apparatus particularly adapted for removing fluid from overlapping sheets of material, said apparatus comprising an inverted T-bar adapted for applying stationary pressure to overlapping sheets disposed beneath said T-bar, and at least two roller assemblies, said roller assemblies each including a lower pressure roller and an upper drive roller, said drive roller being in frictional contact with both said pressure roller and a superstrate positioned above said drive roller, at least one roller assembly being positioned on each side of said T-bar such that said pressure roller and said drive roller are substantially parallel thereto, and said roller assemblies being adapted to apply a moving pressure through said pressure rollers to overlapping sheets diposed beneath said roller assemblies.

Abstract: A latent image on an exposed and developed sheet S of photosensitive material coated with microcapsules containing a color forming substance is transferred to a superposed image receiving sheet C by applying pressure to rupture some of the microcapsules. The applied pressure is selectively varied between at least two levels to attendantly control the color density of the transferred image.