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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Witczak; Stanley
Address:
Chicago, IL
No. of patents:
13
Patents:












Patent Number Title Of Patent Date Issued
5205215 Oscillating roller mechanism for printing or duplicating machines April 27, 1993
A mechanism for axially oscillating a distribution roller in a printing, duplicating or like machine, in which a drive shaft extends generally coaxially of the distribution roller. The mechanism is operatively associated between the drive shaft and the roller and includes right hand
5033381 Adjustable mounting bracket for printing or duplicating machine roller July 23, 1991
A bracket assembly for receiving and positionally adjusting the shaft end of a distribution roller in a printing, duplicating or like machine. A pin head structure is mounted on a framework of the machine. A triangular array of pins project inwardly of the pin head axially of the roller
5033376 Segmented moisture fountain roller assembly for printing or duplicating machines July 23, 1991
A moisture distribution roller assembly for use in a moisture feeding system of a printing, duplicating or like machine includes a shaft with a plurality of roller sections slidably mounted thereon. The roller sections are selectively positionable on the shaft at varying axial positions
5029672 Lubricating system for printing, duplicating and like machines July 9, 1991
A system for lubricating a plurality of lubricating points in a printing, duplicating or like machine is disclosed. A main reservoir is provided for containing lubricating fluid. A distributor is located on the machine above the lubricating points and has a plurality of metering reservoi
5022321 Distribution roller drive system for printing or duplicating machines June 11, 1991
A drive system between a master cylinder, a form roller and a distributor roller in a moisture system of a printing, duplicating or like machine. The surface of the master cylinder has a longitudinal gap within which master clamping hardware are disposed. The drive system includes a firs
4998715 Copy sheet holddown system March 12, 1991
A copy sheet feeding system for use in a printing, copying, duplicating and like machine includes a conveyor board for moving copy sheets thereover in seriatim fashion. A vacuum chamber extends lengthwise of the conveyor board, with openings extending longitudinally of the conveyor board
4802411 Adjustable mounting bracket for printing or duplicating machine February 7, 1989
A bracket assembly for receiving and positionally adjusting the shaft end of a distribution roller in a printing, duplicating or like machine. A pin head structure is mounted on a framework of the machine. A triangular array of pins project inwardly of the pin head axially of the roller
4760789 Adjustable roller system for printing or duplicating machines August 2, 1988
An adjustable mounting mechanism for a distribution roller in a printing, duplicating or like machine which includes a moisture or ink system having a plurality of distribution rollers for distributing moisture or ink to a printing couple of the machine. A pair of fixed rollers and a rem
4759286 Mounting bracket for printing or duplicating machine roller July 26, 1988
A bracket assembly for receiving the shaft end of a distribution roller in a printing, duplicating or like machine. A pin head structure is mounted on a framework of the machine. The pin head structure includes an axially inwardly facing abutment surface against which the shaft end of th
4729308 Convertible moisture/ink system in printing or duplicating machines March 8, 1988
A conversion system for readily changing a printing couple of a printing or duplicating machine between a separated system wherein moisture and ink are distributed to a master cylinder through separate paths and an integrated system wherein the moisture and ink are mixed in common paths
4682543 Ink or moisture roller for duplicating machines July 28, 1987
An ink or moisture pickup roller for feeding ink or moisture from a reservoir or fountain roller to a transfer roller. The surface of the pickup roller is formed by a plurality of spaced circular ribs defining a pattern of generally parallel ridges and valleys along the roller normal
4569284 Sheet handling mechanism for duplicating machine with duplexing capability February 11, 1986
A sheet handling mechanism for use in a duplicating machine for duplicating images on both sides of copy sheets including a first printing couple for transferring a first image to a first side of a copy sheet and a second printing couple for transferring a second image to a second side o
4553477 Ink fountain for duplicating machines November 19, 1985
An ink fountain assembly for use in duplicating machines, such as rotary offset lithographic machines. A fountain trough is defined by an elongated blade extending along one side of the trough and an ink fountain roller extending along the other side of the trough. A fixed wall defines o










 
 
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