Patents Assigned to C. G. Bretting Manufacturing Co., Inc.
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Publication number: 20230330882Abstract: An apparatus and method for forming zig-zag folded logs of web material is provided. The apparatus and method allows for forming logs having different sheet lengths on a same machine. Logs of web material having weakened regions at different locations between folds in the zig-zag folded web are also provided.Type: ApplicationFiled: April 5, 2023Publication date: October 19, 2023Applicant: C.G. Bretting Manufacturing Co., Inc.Inventors: Richard D. Bretting, Tad T. Butterworth, Andrew Kell Balduc, Kraig John Trogan, James Andrew Walsh, Greg M. Kauppila
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Patent number: 10683109Abstract: A bag carrying mechanism for a bag and insert combining apparatus for combining a stream of inserts with a stream of bags is provided. The bag carrying mechanism includes a plurality of bag holding arrangements operably coupled to one another for rotation about a rotational axis. Each bag holding arrangement includes first and second segments movable relative to one another and forming a receiving cavity therebetween. First and second holding features hold opposite sides of the bag within the receiving cavity and selectively hold the bag in an open position for receipt of an insert through an open end of the bag. Methods of using the bag carrying mechanism and systems incorporating the bag carrying mechanism are provided.Type: GrantFiled: July 31, 2017Date of Patent: June 16, 2020Assignee: C.G. Bretting Manufacturing Co., Inc.Inventors: Wayne G. Rundell, Jim Scott, James R. Michler, Brett Fredericks
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Patent number: 10464774Abstract: Embodiments of the present invention provide new and improved folding apparatuses and methods for interfolding a continuous stream of sheets into a single-fold interfolded pattern of sheets while passing all of the sheets substantially along a single sheet path. More particularly, all sheets in the continuous stream of sheets pass through the nips between adjacent components.Type: GrantFiled: April 28, 2016Date of Patent: November 5, 2019Assignee: C.G. Bretting Manufacturing Co., Inc.Inventors: James Andrew Walsh, Tad T. Butterworth
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Patent number: 10449746Abstract: A web processing system is provided. The web processing system supplies a processed continuous web of material to a cutting arrangement. The cutting arrangement forms sheets from the continuous web of material. The sheets are then supplied to multiple folding arrangements such that a single web of material is used to supply sheets to multiple folding arrangements.Type: GrantFiled: June 27, 2016Date of Patent: October 22, 2019Assignee: C. G. Bretting Manufacturing Co., Inc.Inventor: Richard D. Bretting
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Patent number: 10308469Abstract: Apparatuses and methods of forming sheets having different lengths are provided. The apparatuses and methods may also be used to form panel lengths of different values using a same processing roll. In some embodiments, the diameter of the roll need not change. In some embodiments, the spacing between adjacent rolls need not be changed when transitioning from one sheet length to another sheet length. In some embodiments, the processing roll includes an excess material receiving component that can be active or deactivated to switch between different sheet sizes.Type: GrantFiled: February 22, 2016Date of Patent: June 4, 2019Assignee: C.G. Bretting Manufacturing Co., Inc.Inventor: Greg M. Kauppila
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Patent number: 10046472Abstract: A rotating log saw clamp for clamping a product roll to be sawn. The rotating log saw clamp includes a first portion disposed for rotation about an axis and a second portion disposed for rotation with the first portion and movable relative to the first portion between an open position and a clamping position. The second portion is rotatable from the clamping position to the open position by relative rotation of the first and second rotating portions.Type: GrantFiled: October 12, 2010Date of Patent: August 14, 2018Assignee: C.G. Bretting Manufacturing Co., Inc.Inventors: Wayne G. Rundell, Eric J. Lumberg, Mark A. Stackley
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Patent number: 10011450Abstract: A web processing roll for handling a web of material using vacuum is provided. The web processing roll includes a roll body. The roll body defines an outer periphery against which the web of material is held. The roll body defines a vacuum passage. At least one first vacuum hole fluidly connects to the vacuum passage provides vacuum proximate the outer periphery of the roll body to hold the web of material against the outer periphery with vacuum supplied to the at least one first vacuum hole by the vacuum passage. A first flow path of the vacuum hole extends at a first angle that is non-perpendicular to the rotational axis and is directed, at least in part, axially toward one of the first and second ends at the first outlet end of the at least one first vacuum hole.Type: GrantFiled: July 25, 2016Date of Patent: July 3, 2018Assignee: C.G. Bretting Manufacturing Co., Inc.Inventors: James R. Michler, Richard D. Bretting, Greg M. Kauppila
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Publication number: 20180050827Abstract: A bag carrying mechanism for a bag and insert combining apparatus for combining a stream of inserts with a stream of bags is provided. The bag carrying mechanism includes a plurality of bag holding arrangements operably coupled to one another for rotation about a rotational axis. Each bag holding arrangement includes first and second segments movable relative to one another and forming a receiving cavity therebetween. First and second holding features hold opposite sides of the bag within the receiving cavity and selectively hold the bag in an open position for receipt of an insert through an open end of the bag. Methods of using the bag carrying mechanism and systems incorporating the bag carrying mechanism are provided.Type: ApplicationFiled: July 31, 2017Publication date: February 22, 2018Applicant: C.G. Bretting Manufacturing Co., Inc.Inventors: Wayne G. Rundell, Jim Scott, James R. Michler, Brett Fredericks
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Patent number: 9862562Abstract: Folding machines and methods are provided. A folding machine that utilizes a direct transfer of sheets from a knife roll to a folding roll is provided. Sheet handling rolls are provided that incorporate movable vacuum ports to assist in transfer of a sheet from one roll to another roll.Type: GrantFiled: June 11, 2015Date of Patent: January 9, 2018Assignee: C.G. Bretting Manufacturing Co., Inc.Inventor: Tad T. Butterworth
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Publication number: 20170368781Abstract: A web processing system is provided. The web processing system supplies a processed continuous web of material to a cutting arrangement. The cutting arrangement forms sheets from the continuous web of material. The sheets are then supplied to multiple folding arrangements such that a single web of material is used to supply sheets to multiple folding arrangements.Type: ApplicationFiled: June 27, 2016Publication date: December 28, 2017Applicant: C.G. Bretting Manufacturing Co., Inc.Inventor: Richard D. Bretting
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Publication number: 20170152123Abstract: Folding machines and methods are provided. A folding machine that utilizes a direct transfer of sheets from a knife roll to a folding roll is provided. Sheet handling rolls are provided that incorporate movable vacuum ports to assist in transfer of a sheet from one roll to another roll.Type: ApplicationFiled: June 11, 2015Publication date: June 1, 2017Applicant: C.G. Bretting Manufacturing Co., Inc.Inventor: Tad T. Butterworth
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Patent number: 9604381Abstract: A system for forming and wrapping a plurality of stacks of sheet like product is provided. The system includes a separator apparatus for converting a stream of spaced apart sets of stacks into a repeating stepped configuration. The system includes a mechanism for merging the stepped configuration of stacks into a single file stream of stacks. The system includes a cutoff apparatus for cutting a plastic sleeve in which the stacks are wrapped. The system includes a turner apparatus for changing the direction of travel of individual units comprising of a stack of product within a length of the sleeve 90 degrees while maintaining the orientation of the units.Type: GrantFiled: March 2, 2015Date of Patent: March 28, 2017Assignee: C.G. Bretting Manufacturing Co., Inc.Inventors: James R. Michler, Timm G. Retzloff, Andrew Kell Balduc, David J. Brauer
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Publication number: 20170050816Abstract: A web processing roll for handling a web of material using vacuum is provided. The web processing roll includes a roll body. The roll body defines an outer periphery against which the web of material is held. The roll body defines a vacuum passage. At least one first vacuum hole fluidly connects to the vacuum passage provides vacuum proximate the outer periphery of the roll body to hold the web of material against the outer periphery with vacuum supplied to the at least one first vacuum hole by the vacuum passage. A first flow path of the vacuum hole extends at a first angle that is non-perpendicular to the rotational axis and is directed, at least in part, axially toward one of the first and second ends at the first outlet end of the at least one first vacuum hole.Type: ApplicationFiled: July 25, 2016Publication date: February 23, 2017Applicant: C.G. Bretting Manufacturing Co., Inc.Inventors: James R. Michler, Richard D. Bretting, Greg M. Kauppila
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Publication number: 20160264373Abstract: Apparatuses and methods of forming sheets having different lengths are provided. The apparatuses and methods may also be used to form panel lengths of different values using a same processing roll. In some embodiments, the diameter of the roll need not change. In some embodiments, the spacing between adjacent rolls need not be changed when transitioning from one sheet length to another sheet length. In some embodiments, the processing roll includes an excess material receiving component that can be active or deactivated to switch between different sheet sizes.Type: ApplicationFiled: February 22, 2016Publication date: September 15, 2016Applicant: C.G. Bretting Manufacturing Co., Inc.Inventor: Greg M. Kauppila
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Publication number: 20160236898Abstract: Embodiments of the present invention provide new and improved folding apparatuses and methods for interfolding a continuous stream of sheets into a single-fold interfolded pattern of sheets while passing all of the sheets substantially along a single sheet path. More particularly, all sheets in the continuous stream of sheets pass through the nips between adjacent components.Type: ApplicationFiled: April 28, 2016Publication date: August 18, 2016Applicant: C.G. Bretting Manufacturing Co., Inc.Inventors: James Andrew Walsh, Tad T. Butterworth
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Patent number: 9371209Abstract: Embodiments of the present invention provide new and improved folding apparatuses and methods for interfolding a continuous stream of sheets into a single-fold interfolded pattern of sheets while passing all of the sheets substantially along a single sheet path. More particularly, all sheets in the continuous stream of sheets pass through the nips between adjacent components.Type: GrantFiled: May 1, 2012Date of Patent: June 21, 2016Assignee: C.G. Bretting Manufacturing Co., Inc.Inventors: James Andrew Walsh, Tad T. Butterworth
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Publication number: 20160090263Abstract: Methods and apparatuses for separating streams of interfolded sheets into individual stacks of sheets are provided. Separation of the stacks is provided by a plurality of fingers mounted to carriages that are moved into and out of openings the stream of interfolded sheets. The openings may be formed without using the force of gravity. Further, the fingers may be inserted into the openings with a motion that has a larger component in a direction parallel to the stream of interfolded sheets than in a direction perpendicular to the stream of interfolded sheets. Further, the components that separate the stacks also may transport the stacks and directly transfer the stacks to downstream components.Type: ApplicationFiled: September 24, 2015Publication date: March 31, 2016Applicant: C. G. Bretting Manufacturing Co., Inc.Inventor: James Andrew Walsh
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Publication number: 20150360901Abstract: Folding machines and methods are provided. A folding machine that utilizes a direct transfer of sheets from a knife roll to a folding roll is provided. Sheet handling rolls are provided that incorporate movable vacuum ports to assist in transfer of a sheet from one roll to another roll.Type: ApplicationFiled: June 11, 2015Publication date: December 17, 2015Applicant: C.G. Bretting Manufacturing Co., Inc.Inventor: Tad T. Butterworth
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Publication number: 20150174783Abstract: A system for forming and wrapping a plurality of stacks of sheet like product is provided. The system includes a separator apparatus for converting a stream of spaced apart sets of stacks into a repeating stepped configuration. The system includes a mechanism for merging the stepped configuration of stacks into a single file stream of stacks. The system includes a cutoff apparatus for cutting a plastic sleeve in which the stacks are wrapped. The system includes a turner apparatus for changing the direction of travel of individual units comprising of a stack of product within a length of the sleeve 90 degrees while maintaining the orientation of the units.Type: ApplicationFiled: March 2, 2015Publication date: June 25, 2015Applicant: C.G. BRETTING MANUFACTURING CO., INC.Inventors: James R. Michler, Timm G. Retzloff, Andrew Kell Balduc, David J. Brauer
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Publication number: 20150078876Abstract: A system for forming and wrapping a plurality of stacks of sheet-like product is provided. The system includes a stack aligner for squaring up leading and trailing ends of the stack as well as sides of the stacks is provided. The stack aligner is also configured for controlling the position of the stacks along the stack travel path such that the stacks exit the stack aligner with tight positional tolerances for being fed to the stack wrapping arrangement.Type: ApplicationFiled: September 17, 2014Publication date: March 19, 2015Applicant: C.G. Bretting Manufacturing Co., Inc.Inventors: James R. Michler, Jeffrey Tom Petersen, Ryan Jay Lunn, Andrew Kell Balduc, Timm G. Retzloff