| Patent Number |
Title Of Patent |
Date Issued |
| D367670 |
Transfer cylinder |
March 5, 1996 |
|
| 6612234 |
Lightweight portable compact universal printer coater |
September 2, 2003 |
| A lightweight portable compact flexographic universal printer coater adaptable to printing units on the same press or other presses of the same nominal printing width. The printer coater has a frame which comprises an anilox roller, a means to rotate the anilox roller at or near the surf |
| 6435086 |
Retractable inking/coating apparatus having ferris movement between printing units |
August 20, 2002 |
| A retractable in-line inking/coating apparatus selectively applies either spot or overall ink/coating to a blanket or flexographic plate on a blanket cylinder or spot coating or overall ink/coating to a flexographic printing plate on a plate cylinder in a rotary offset printing press. Th |
| 6293196 |
High velocity, hot air dryer and extractor |
September 25, 2001 |
| A hot air dryer utilizes high velocity air jets which scrub and break up the moist air layer which clings to the surface of a freshly printed sheet. High velocity air is heated to a high temperature as it flows along a resistance heating element within an air delivery baffle tube. The |
| 6272986 |
Retractable impression cylinder inking/coating apparatus having ferris movement between printing |
August 14, 2001 |
| A retractable impression cylinder coater printer known as the "Lithoflex I.TM." combines lithographic and flexographic printing and coating in a single pass operation. The apparatus is adapted for installation on any printing station of a multi-color lithographic press, and is not limite |
| 6244178 |
Anti-static, anti-smearing pre-stretched and pressed flat, precision-cut striped flexible coveri |
June 12, 2001 |
| Freshly printed sheets are transferred from one printing unit to another by transfer cylinders each having an ink repellent, electrically conductive, striped flexible jacket covering that is movable relative to the sheet support surface of the transfer cylinder. The jacket covering is ma |
| 6192800 |
Method and apparatus for handling printed sheet material |
February 27, 2001 |
| A support cylinder for guiding freshly processed substrate material between printing units or at the delivery end of a printing press is provided with a low coefficient of friction, semi-conductive covering for supporting and transporting the freshly processed substrate material without |
| 6119597 |
Method and apparatus for handling printed sheet material |
September 19, 2000 |
| A transfer cylinder for supporting freshly printed sheet material between printing units or at the delivery unit of a printing press is provided with an ink repellent, flexible jacket covering for supporting and transporting the sheet material without transfer of wet ink from one sheet |
| 6116158 |
Retractable printing/coating unit operable on the plate and blanket cylinders |
September 12, 2000 |
| A retractable in-line inking/coating apparatus can apply either spot or overall inking/coating material to a plate and/or a blanket on the first printing unit or on any consecutive printing unit of any rotary offset printing press. The inking/coating apparatus is pivotally mounted within |
| 6088931 |
Interstation infrared heating unit |
July 18, 2000 |
| A dryer is disclosed in a compact design for interstation use on printing presses, particularly lithographic presses. High velocity air is combined with intense infrared radiation to heat, evaporate and scrub vapor from freshly printed substrates. Air under pressure is provided through |
| 6082257 |
Printing unit with anilox roller bearer positioning |
July 4, 2000 |
| A printing unit is disclosed which incorporates an applicator roller (66) such as anilox roller with bearer surfaces (206) at the ends thereof for positively positioning the applicator roller relative a cylinder, such as a plate cylinder (32) or a blanket cylinder (34). The bearer surfac |
| 6073556 |
Method and apparatus for handling printed sheet material |
June 13, 2000 |
| A transfer cylinder for supporting freshly printed sheet material between printing units or at the delivery unit of a printing press is provided with an ink repellent, flexible jacket covering for supporting and transporting the sheet material without transfer of wet ink from one sheet |
| 5983797 |
End seal engaging bearer of anilox roller assembly |
November 16, 1999 |
| A roller assembly (10) is provided which includes an anilox roller (12) mounted with a head (14) for applying a liquid (18) to another surface, such as a delivery, printing plate blanket, or impression cylinder. An end dam (42) is provided at each end of the head (14), which defines a cu |
| 5966836 |
Infrared heating apparatus and method for a printing press |
October 19, 1999 |
| A dryer (10, 200) is provided for use in drying freshly printed substrates such as corrugated sheets (14). A plurality of infrared heating lamps (28) are positioned below the travel path (16) of the corrugated sheets (14) and the heat lamps are physically separated from the corrugated sh |
| 5960713 |
Retractable printing-coating unit operable on the plate and blanket cylinders simultaneously fro |
October 5, 1999 |
| A retractable in-line inking/coating apparatus can apply either spot or overall inking/coating material to a plate and/or a blanket on the first printing unit or on any consecutive printing unit of any rotary offset printing press. The inking/coating apparatus is pivotally mounted within |
| 5651316 |
Retractable printing/coating unit operable on the plate and blanket cylinders simultaneously fro |
July 29, 1997 |
| A retractable in-line inking/coating apparatus can apply either spot or overall inking/coating material to a plate and/or a blanket on the first printing unit or on any consecutive printing unit of any rotary offset printing press. The inking/coating apparatus is pivotally mounted within |
| 5603264 |
Method and apparatus for handling printed sheet material |
February 18, 1997 |
| A transfer cylinder for supporting freshly printed sheet material between printing units or at the delivery unit of a printing press is provided with an ink repellent, flexible jacket covering for supporting and transporting the sheet material without transfer of wet ink from one sheet |
| 5598777 |
Retractable printing/coating unit operable on the plate and blanket cylinders |
February 4, 1997 |
| A retractable in-line inking/coating apparatus can apply either spot or overall inking/coating material to a plate and/or a blanket on the first printing unit or on any consecutive printing unit of any rotary offset printing press. The inking/coating apparatus is pivotally mounted within |
| 5537925 |
Infra-red forced air dryer and extractor |
July 23, 1996 |
| An infra-red dryer utilizes high velocity air jets which scrub and break up the moist air layer which clings to the surface of a freshly printed and/or coated sheet. The high velocity air jets are directed through multiple air flow apertures across an array of infra-red lamps onto the |
| 5488905 |
Air-dam for printing press vacuum transfer apparatus |
February 6, 1996 |
| A vacuum-type sheet transfer apparatus for a rotary printing press includes an air dam device formed by an elongated plate which is supported on the transfer apparatus housing and extends toward the surface of a transfer cylinder or impression cylinder of the press. Spaced apart openings |
| 5425809 |
Anilox coater with brush |
June 20, 1995 |
| Air bubbles which are entrapped within the cells of an engraved applicator roller are displaced from the cells by wiping the surface of the engraved applicator roller with the bristles of a brush. An elongated brush mounted on a doctor blade head projects into a doctor blade reservoir. T |
| 5419254 |
Vacuum transfer apparatus for rotary sheet-fed printing presses |
May 30, 1995 |
| A vacuum assisted sheet transfer assembly has an array of support bars which support the unprinted side of a freshly printed sheet along a sheet transfer path. The support bars overlie the airflow inlet of a manifold housing, with the longitudinal axis of each support bar extending acros |
| 5367982 |
Automatic coating circulation and wash-up system for printing presses |
November 29, 1994 |
| A coater assembly includes a feed pump and a return pump for circulating a liquid coating material through a doctor reservoir for applying protective or decorative coating material to freshly printed sheets in an offset rotary printing press. A portable console control unit includes |
| 5335596 |
Coating apparatus for sheet-fed, offset rotary printing presses |
August 9, 1994 |
| A coating apparatus for use in a sheet-fed or web-fed, offset rotary or flexographic printing press to apply a protective and/or decorative coating to the surface of freshly printed sheets includes a doctor blade coating unit coupled to a pickup roller for supplying liquid material from |
| 5243909 |
Vacuum transfer apparatus for rotary sheet-fed printing presses |
September 14, 1993 |
| A vacuum assisted sheet transfer assembly has an array of support bars which support the unprinted side of a freshly printed sheet along a sheet transfer path. The support bars overlie the airflow inlet of a manifold housing, with the longitudinal axis of each support bar extending acros |
| 5228391 |
Vacuum transfer apparatus for rotary sheet-fed printing presses |
July 20, 1993 |
| A vacuum assisted sheet transfer assembly has an array of support bars which support the unprinted side of a freshly printed sheet along a sheet transfer path. The support bars overlie the airflow inlet of a manifold housing, with the longitudinal axis of each support bar extending acros |
| 5207159 |
Coating apparatus for sheet-fed, offset rotary printing presses |
May 4, 1993 |
| A coating apparatus for use in a sheet-fed or web-fed, offset rotary or flexographic printing press to apply a protective and/or decorative coating to the surface or freshly printed sheets includes a doctor blade coating unit coupled to a pickup roller for supplying liquid material from |
| 5205217 |
Vacuum transfer apparatus for rotary sheet-fed printing presses |
April 27, 1993 |
| A vacuum assisted sheet transfer assembly has an array of support bars which support the unprinted side of a freshly printed sheet along a sheet transfer path. The support bars overlie the airflow inlet of a manifold housing, with the longitudinal axis of each support bar extending acros |
| 5176077 |
Coating apparatus for sheet-fed, offset rotary printing presses |
January 5, 1993 |
| A coating apparatus for use in a sheet-fed, offset rotary printing press to selectively apply a protective and/or decorative coating to the wet ink surface of freshly printed sheets and including a coating unit having a pick-up roller for supplying aqueous coating material from a reservo |
| 5133255 |
Vacuum transfer apparatus for rotary sheet-fed printing presses |
July 28, 1992 |
| A vacuum assisted sheet transfer assembly has an array of support sections which support the unprinted side of a freshly printed sheet along a sheet transfer path. The support sections overlie the airflow inlet of a manifold housing, with the longitudinal axis of each support section |
| 5127329 |
Vacuum transfer apparatus for rotary sheet-fed printing presses |
July 7, 1992 |
| A vacuum transfer apparatus for use in a sheet fed rotary printing press for supporting the unprinted side of a freshly printed sheet as it is moved from the press impression cylinder along a transfer path to a further processing station of the press, the apparatus including a vacuum |
| 5042384 |
Anti-marking method and apparatus for use with perfector cylinders of rotary sheet-fed printing |
August 27, 1991 |
| A method and apparatus for use with a grooved perfecting cylinder in a sheet-fed rotary printing press of the type capable of one sided or two sided sheet printing, the apparatus including a substantially rigid covering having a friction reducing coating thereon and which can be quic |
