David Drew Raines

US Patent:

20130269734, Oct 17, 2013

Filed:

Mar 13, 2013

Appl. No.:

13/799721

Inventors:

Dean J. Baumgartner - Cecil WI, US
David Drew Raines - Stone Mountain GA, US
Theodore D. Kennedy - San Mateo FL, US
David S. Veldhuizen - Green Bay WI, US
Glenn W. Busch - De Pere WI, US
Mitchell S. Edbauer - Green Bay WI, US

Assignee:

Georgia-Pacific Consumer Products LP - Atlanta GA

International Classification:

B08B 11/00

US Classification:

134 32, 134122 R

Abstract:

The disclosure relates to a continuous cleaning method for cleaning a moving fabric in a paper machine. The method uses one or more cleaning stages. In one embodiment, one cleaning stage applies steam to heat and soften contaminants on the fabric followed by the application of water, preferably superheated water, to remove the contaminants. Another cleaning stage may apply hot water, steam and/or superheated water via an encapsulated shower and evacuation chamber making it possible to clean the width of the fabric without substantial rewet.

US Patent:

20210324581, Oct 21, 2021

Filed:

Sep 9, 2020

Appl. No.:

17/016267

Inventors:

David Drew RAINES - Flowery Branch GA, US

International Classification:

D21G 9/00
B65H 29/24

Abstract:

An air nozzle apparatus that includes an air orifice and a nozzle housing, said nozzle housing configured as u-shaped having a first elongated sidewall, a second elongated sidewall, and a third curved sidewall formed continuous with said first elongated sidewall and said second elongated sidewall to form a channel having an open end opposite said third curved sidewall, said air orifice positioned centered in said channel and proximate a base of said third sidewall facing said open end, wherein said first elongated sidewall, said second elongated sidewall, and said third curved sidewall are configured having an arched top surface, and, thus, functions to optimize the Coanda effect to position and convey the paper web through an air threading chute to thread a paper web from the end of the drying step through the dry-end to the paper winding step.

US Patent:

20190022716, Jan 24, 2019

Filed:

Sep 26, 2018

Appl. No.:

16/142243

Inventors:

- Atlanta GA, US
Dean J. BAUMGARTNER - Cecil WI, US
David Drew RAINES - Stone Mountain GA, US
Theodore D. KENNEDY - San Mateo FL, US
David S. VELDHUIZEN - Green Bay WI, US
Glenn W. BUSCH - De Pere WI, US
Mitchell S. EDBAUER - Green Bay WI, US

Assignee:

GPCP IP Holdings LLC - Atlanta GA

International Classification:

B08B 11/00
D21F 1/32
B08B 3/02
B65G 45/22

Abstract:

The disclosure relates to a continuous cleaning method for cleaning a moving fabric in a paper machine. The method uses one or more cleaning stages. In one embodiment, one cleaning stage applies steam to heat and soften contaminants on the fabric followed by the application of water, preferably superheated water, to remove the contaminants. Another cleaning stage may apply hot water, steam and/or superheated water via an encapsulated shower and evacuation chamber making it possible to clean the width of the fabric without substantial rewet.