CHANG J YEE
Broker in Stow, MA

2006023, Oct 26, 2006

Apr 25, 2005

11/113329

Chang Yee - Stow MA, US

ECRM Incorporated - Tewksbury MA

B65G 47/26

198434000

In one embodiment of the present invention, an apparatus for lifting an object includes a rotational axis that has a first lead screw threaded in a first direction, a second lead screw threaded in a second direction, and a coupler that couples the first lead screw and the second lead screw. A first lifting arm has first and second members that move in a first plane that is substantially parallel to the rotational axis, and a second lifting arm has first and second members that move in a second plane that is substantially parallel to the rotational axis. A first transverse member is coupled to the first lead screw, and a second transverse member is coupled to the second lead. Rotation of the rotational axis in a first direction raises the first and second lifting arms, and rotation of the rotational axis in a second direction lowers the first and second lifting arms.

2006024, Nov 2, 2006

Apr 29, 2005

11/117389

Chang Yee - Stow MA, US
James Dougherty - Lowell MA, US

ECRM Incorporated - Tewksbury MA

B65H 1/00

271145000

A cassette tray for use with an imaging system includes a plurality of sides that have a through slot, and a bottom surface that includes a plurality of slots sized to receive a respective plurality of plate stops capable of maneuvering within the plurality of slots, and a second plurality of slots sized to respectively receive a plurality of lift arms. A platform is provided that includes a same plurality of sides as the cassette tray, and a same first plurality of slots as the bottom surface that are aligned with the first plurality of slots of the bottom surface. The platform is positioned within the cassette tray to contact the plurality of lift arms. A plurality of guide blocks, extending outwardly from each of the plurality of sides of the platform, are sized to fit in the through slots, to facilitate movement of the platform within the cassette.

2007021, Sep 20, 2007

Mar 14, 2006

11/375512

Chang Yee - Stow MA, US

B41C 3/08

101401100

Disclosed in this specification is a plate punching assembly, comprising a base with a footprint, wherein the base has a slot configured to receive a printing plate. The footprint is comprised of a first actuator configured to actuate a first bore, thus punching through the slot and into a first chaff disposal opening. The footprint also has a second actuator similarly configured. The first and second actuators are independently activated. In one embodiment, a chaff disposal collector is disposed over the footprint such that the chaff is collected in a secure fashion.

2007022, Sep 27, 2007

Mar 20, 2007

11/725917

Chang Yee - Stow MA, US

B41C 3/08

101401100

A plate punching assembly, comprising a base with a footprint, wherein the base has a slot configured to receive a printing plate. The footprint is comprised of a first actuator configured to actuate a first punch adapted to punch through the slot and into a first chaff disposal opening; the footprint also has a second actuator similarly configured. The first and second actuators are independently activated. In one embodiment, a chaff disposal collector is disposed over the footprint so that the chaff is collected in a secure fashion.

7000541, Feb 21, 2006

May 3, 2004

10/836601

Chang J. Yee - Stow MA, US
John Berrigan - Nashua NH, US
James A. Dougherty - Lowell MA, US

ECRM, Inc. - Tewksbury MA

B41F 1/30

101408, 1014071, 101477, 414797

The present invention relates generally to systems and methods that remove an interleaf sheet interposed between plate sheets from a material stack used, for example, in a computer-to-plate imaging system and/or environment. Embodiments of the system and method can also remove plate sheets from an interleaf sheet, and transport the plate sheet for subsequent imaging.

7685938, Mar 30, 2010

Dec 7, 2005

11/295635

Chang J. Yee - Stow MA, US

ECRM Inc. - Tewksbury MA

B65H 3/06

101477, 101480, 101408, 271 19

A removal system for removing an interleaf sheet that is interposed between plate sheets in an imaging system, wherein said removal system contains a substantially horizontal member, at least two roller assemblies, a disposal roller assembly, a rail assembly, and at least one springing roller.

2006011, Jun 8, 2006

Dec 8, 2005

11/296527

Chang Yee - Stow MA, US
John Berrigan - Nashua NH, US
James Dougherty - Lowell MA, US

B41F 1/30

101408000

The present invention relates generally to systems and methods that remove an interleaf sheet interposed between plate sheets from a material stack used, for example, in a computer-to-plate imaging system and/or environment. Embodiments of the system and method can also remove plate sheets from an interleaf sheet, and transport the plate sheet for subsequent imaging.