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JP4490144B2 |
The press has leading and trailing edge grippers (3.7,3.8) to grip and transport respective leading and trailing edge of sheets along a conveying section. A gripper opener opens the grippers (3.8) when the sheets reach a sheet decurler (...
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JP4489192B2 |
The grip control is for the transportation of single sheets in a printing press. It includes a switching mechanism (31) to set the fixed turning curve (12). This curve has a grip closing region (24) and a grip opening region (26). The cl...
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JP2010131867A |
To restrain the possibility of complicating the construction of a sheet holding device. This sheet holding device 110 includes a sheet holding plate 130 which is arranged on a rotary shaft 120 leaving a gap for a sheet S to pass through ...
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JP4468649B2 |
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JP4469548B2 |
The method involves individually separating sheets (6) from a sheet pile and conveying sheets against movable lays (13) for effecting sheets alignment. The sheets are cyclically conveyed from the lays to a machine. The movement of the la...
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JP4468499B2 |
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JP2010111027A |
To simplify structure while improving durability by reducing wear of a cam and a cam follower when switching an operation form in a reversing device for a sheet-fed printer, and the sheet-fed printer.A first link mechanism operated by sw...
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JP4460915B2 |
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JP2010099888A |
To control the misalignment of a biting position of a sheet-like object when a large tension force is applied to the sheet-like object in the reverse direction to the delivery direction in a claw apparatus of a sheet-fed rotary press.A p...
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JP4456743B2 |
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JP4452284B2 |
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JP4451532B2 |
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JP4450929B2 |
The device for lateral alignment of a sheet on the laying out table of a sheet processing machine uses a device (10) which pulls the sheet transversely to the direction in which it is being transported. The device is fitted with a multip...
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JP4450890B2 |
In the sheet-fed rotary printing press, the printing or varnishing stations are in succession, with a counter pressure cylinder (22) and a facing rubber blanket or blanket cylinder (23) to move the sheets. The gap between the two cylinde...
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JP4450885B2 |
A sheet guiding device assemblable from at least a first sheet guiding element and a second sheet guiding element, for guiding sheets of printing material in a sheet-fed printing press, includes a guide for guiding at least one of the sh...
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JP2010070324A |
To reduce the workload of a worker for adjusting a position of sheet of paper so that a holding side of the sheet is parallel to a rotating shaft of a cylinder.The paper stacking device of the sheet-fed printing press is provided with: a...
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JP4443129B2 |
Supporting elements (26) are arranged in interspaces (28) formed between gripper devices (8,16) for supporting the leading corners of sheets (6), and fixed on a transport cylinder (2). The gripper device (16) is arranged in a region of t...
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JP4444607B2 |
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JP4443826B2 |
A pneumatic sheet guide system for transferring sheets between the separate print stages in a press and for moving the sheets through a final optional lacquering process, has curved duct sections connected to an air supply and fitted bet...
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JP4436746B2 |
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JP4440401B2 |
A sheet-like object feed unit in a sheet-fed rotary printing press includes a feedboard, paper feed belts, connecting plate, improper paper feeding detector, swing arm shaft pregripper, transfer cylinder, non-motion roller, gripper closi...
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JP4436594B2 |
A delivery for a machine for processing flat printing materials includes sheet brakes for accepting sheets fed in a processing direction at an acceptance level and for releasing the sheets at a surrender level. The sheet brakes are adjus...
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JP4435554B2 |
A sheet-holding-down member provided in a sheet feeding section of a printing press has a sheet-holding-down member that has a sheet-holding-down part that holds down from above an oncoming sheet to prevent a lateral edge of the sheet fr...
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JP4427367B2 |
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JP3157705U |
To convey a sheet in a machine for processing a sheet by using a gripper arranged so as to be rotatable, and a gripper tip portion of the gripper cooperates with a gripper mounting portion. The gripper device is arranged with almost no p...
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JP4421066B2 |
A quality inspection apparatus for a double-sided printing machine which includes a rubber impression cylinder (2) and a rubber cylinder (3) for printing opposite faces of paper; inking units (6, 7) for supplying ink to the rubber impres...
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JP4417678B2 |
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JP4416364B2 |
Provided, in combination, is a device for turning sheet-like material, with an impression cylinder for guiding the sheet-like material, the impression cylinder being preceded by a first transfer cylinder and followed by a second transfer...
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JP4417875B2 |
An air flow adjusting apparatus includes first (24,41), second (25,42), and third (26,43) air passages, and a flow adjusting plate. The first air passage is to be connected to a load. The second air passage is to be connected to an atmos...
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JP4413467B2 |
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JP4414180B2 |
A cylinder apparatus includes a cylinder body, support member, shaft, coned disc spring, air cylinder, and levers. The cylinder body is rotatably supported by a pair of frames. The support member is supported to be movable in a circumfer...
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JP4410966B2 |
A method of retaining a sheet on at least one of a transfer cylinder and a guide surface of a sheet-guiding device in a sheet-processing machine by pneumatically activatable nozzles for producing an air cushion beneath the respective she...
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JP4414268B2 |
There is provided a sheet-fed printing press that is capable of rapidly performing printing preparatory work for more secured double sheet detection. A double-sheet-detector control part judges whether an ultrasonic double sheet detector...
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JP4413339B2 |
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JP4414170B2 |
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JP4407986B2 |
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JP4410534B2 |
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JP4406109B2 |
The conveyor has chain-guide rails (24) which are supported by a holder (26) so as to form an interior space (27) with an open longitudinal side. Pick-up systems grip the conveyor chains (6) carrying the sheets and the chains are guided ...
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JP4406524B2 |
A device for conveying an imbricated stream of sheets from a sheet pile to a sheet-processing machine includes a conveying table provided with at least one revolvingly drivable, air-permeable conveyor belt. The belt has a top strand with...
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JP4404389B2 |
A method for the register-true alignment of sheets (1) before the transfer to a sheet-processing machine with the assistance of a carrier (7,9) that is movable in the machine cycle and is driven as a function of a signal, in order to fee...
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JP4406264B2 |
The press has a sheet guiding device that leads sheets to be pulled in a processing direction. The sheet guiding device has a fixed guide surface (3.8) and a withdrawable guide surface (3.9) that follows the fixed guide surface in the pr...
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JP4402180B2 |
A device for handling a sheet pile in a printing press includes a pile chamber with at least one opening of a size at least through which the pile is passable horizontally, a lifting platform in the pile chamber for receiving the sheet p...
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JP4395587B2 |
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JP4388254B2 |
A device for decurling flat printing materials for a machine for processing the printing materials has a guide surface section whereover the printing materials are drawable. The guide surface section are formed with a decurling notch, an...
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JP4387634B2 |
An image exposure control apparatus comprising memory means (110j, 110k) for storing a correction amount for each color in accordance with a stretch amount of a printing paper sheet in multicolor printing operation; and adjustment means ...
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JP4383716B2 |
A device for locking, with respect to a first power transmission element, a further power transmission element that is lockable in a rotational position thereof, provides for the first and the further power transmission element to have a...
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JP4383025B2 |
A gear train for a machine for processing flat printing materials includes a coupling for separating and closing the gear train. The gear train further includes rotating elements having toothing systems which, in a closed state of the ge...
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JP2009543748A |
A method is disclosed by which an air pressure different from the atmospheric pressure is generated and distributed to a sheet of paper in a sheet feed printing machine, comprising the step of generating a work-pressure in means arranged...
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JP2009285909A |
To enable an operator to monitor on time behavior of a sheet-like matter in an installation region of a sheet-like matter contact prevention means.The perfector includes: a transfer cylinder 14; a blanket impression cylinder 11; a blanke...
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JP2009285956A |
To enable high accuracy in sheet conveying operation by correctly performing opening and closing movements and turning movements of the jaws for conveying paper in the jaws driving device and the paper conveying cylinder of the sheet-fed...
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