Christopher T Schaafsma

age ~52

from Wheaton, IL

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Christopher Schaafsma Phones & Addresses

Method To Orient A Sphere Or Ball
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US Patent:

8463574, Jun 11, 2013
Filed:

Feb 26, 2009
Appl. No.:

12/393497
Inventors:

Christopher T. Schaafsma - Wheaton IL, US
Robert F. Hitchcock - West Chicago IL, US
Assignee:

Illinois Tool Works Inc. - Glenview IL
International Classification:

G01C 19/00
US Classification:

702150, 702 33, 702 81, 702157
Abstract:

A method for aligning a sphere to a desired orientation includes imaging a non-surface alignment feature of the sphere and calculating a current orientation of the sphere based on an image of the non-surface alignment feature. Using these calculations, a relationship between the current orientation of the sphere and the desired orientation of the sphere is calculated and communicated to a motion control device, and aligning the sphere into the desired orientation using the motion control device.

Rotating Cliché Pad Printer
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US Patent:

8607699, Dec 17, 2013
Filed:

Feb 26, 2009
Appl. No.:

12/393738
Inventors:

Dana Pulvino - Crystal Lake IL, US
Tracy Kucaba - South Elgin IL, US
Christopher T. Schaafsma - Wheaton IL, US
Assignee:

Illinois Tool Works Inc. - Glenview IL
International Classification:

B41F 17/00
US Classification:

101 41, 101 42
Abstract:

A rotating cliché pad printer includes a frame, a flat cliché operably mounted to the frame, an ink cup configured to reside on the cliché and a pad applicator. The cliché includes at least one etched region and is adapted to receive ink thereon in the etched region. The ink cup is configured to reside on the cliché and to deposit ink into the at least one etched region. The cliché and ink cup are rotatably movable relative to one another. The pad applicator includes at least one pad adapted to move into and out of contact with the at least one etched region to receive ink from the etched region. The pad is further configured to contact an associated object to transfer the received ink to the associated object.

Composite Printing Pad
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US Patent:

20080105145, May 8, 2008
Filed:

Oct 30, 2007
Appl. No.:

11/928995
Inventors:

CHRISTOPHER SCHAAFSMA - Wheaton IL, US
Tom Guastaferri - West Chicago IL, US
International Classification:

B41F 17/00
US Classification:

101 41
Abstract:

A pad for use in pad printing includes an inner core including a first set of physical characteristics. In addition, the pad includes an outer contact pad disposed on the inner core, the outer contact pad including an ink contact surface, the outer contact pad including a second set of physical characteristics, wherein the first set of characteristics is different than the second set of characteristics.

Pad Printing System With Pad Belt
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US Patent:

20080127843, Jun 5, 2008
Filed:

Oct 29, 2007
Appl. No.:

11/927226
Inventors:

Christopher Schaafsma - Wheaton IL, US
Gregory Sherf - Roscoe IL, US
Tracy Kucaba - South Elegin IL, US
International Classification:

B41F 1/16
US Classification:

101163, 101170
Abstract:

A pad printing system for applying an image to a print object includes a cliché device capable of presenting a raised ink image and a conveyer belt. A plurality of pads attached to the conveyer belt. The conveyer belt is operable to move the pads into contact with the cliché device to pick up the raised ink image, and then to move the pads into contact with the print object to transfer the image to the print object.

Pad Printing System With Independent And Variable Compression Device
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US Patent:

20080127844, Jun 5, 2008
Filed:

Oct 29, 2007
Appl. No.:

11/927404
Inventors:

Anatoly Gosis - Palatine IL, US
Frank Otte - Mount Prospect IL, US
Christopher Schaafsma - Wheaton IL, US
International Classification:

B41F 9/10
US Classification:

101169
Abstract:

A pad printing system includes a doctor assembly, a first force applicator, and a second force applicator. The doctor assembly further includes a first set of opposing contact points and a second set of opposing contact points, wherein the first set is offset from the second set. The first force applicator is operable to apply force at the first set of contact points and the second force applicator is operable to apply a force to the second set of contact points.

Method And System For Pad Printing With Removable Pre-Filled Ink Cup
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US Patent:

20080127845, Jun 5, 2008
Filed:

Oct 30, 2007
Appl. No.:

11/929042
Inventors:

CHRISTOPHER SCHAAFSMA - Wheaton IL, US
Sigi Knappik - Schaumburg IL, US
Christopher Williamson - Winfield IL, US
International Classification:

B41M 1/10
US Classification:

101169, 101170
Abstract:

A method for operating a pad printing system includes receiving a removable pre-filled ink cup on a doctor assembly, orienting the removable pre-filled ink filled cup on the doctor assembly, and dispensing ink from the oriented removable pre-filled ink cup. A removable pre-filled ink cup is provided for a pad printing system including an ink retention portion pre-filled with ink, and a doctor assembly orientation portion formed on an outer portion of the retention portion, wherein the removable pre-filled ink cup is configured to deposit ink on a cliché device via a doctor assembly mated with the doctor assembly orientation portion.

Ink Liner Frame For Pad Printing And Decorating
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US Patent:

20080223235, Sep 18, 2008
Filed:

Jan 14, 2008
Appl. No.:

12/013888
Inventors:

Christopher Schaafsma - Wheaton IL, US
International Classification:

B41F 9/10
US Classification:

101169, 101170
Abstract:

A pad printing system includes a doctor blade and an ink liner frame removably attached to the doctor blade. The ink liner frame is removably attachable to an ink liner. A pad printing system includes a doctor blade, an ink liner, and an ink liner frame removably attached to the doctor blade, wherein the ink liner frame is removably attachable to the ink liner.

Pad Printing System With Independent And Variable Compression Device
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US Patent:

20090178583, Jul 16, 2009
Filed:

Feb 17, 2009
Appl. No.:

12/372550
Inventors:

Anatoly Gosis - Palatine IL, US
Tracy Kucaba - South Elgin IL, US
Frank Otte - Mount Prospect IL, US
Christopher Schaafsma - Wheaton IL, US
International Classification:

B41F 1/00
US Classification:

101163
Abstract:

A pad printing system includes a doctor assembly comprising a cliché, an ink cup, and a variable hold down force system configured to apply a variable force to the ink cup and doctor assembly responsive to a direction of travel.