PL1642658T3 - Urządzenie do wytwarzania elementów okiennych zawierające popychacz do usuwania skrawków - Google Patents

Urządzenie do wytwarzania elementów okiennych zawierające popychacz do usuwania skrawków

Info

Publication number
PL1642658T3
PL1642658T3 PL05077052T PL05077052T PL1642658T3 PL 1642658 T3 PL1642658 T3 PL 1642658T3 PL 05077052 T PL05077052 T PL 05077052T PL 05077052 T PL05077052 T PL 05077052T PL 1642658 T3 PL1642658 T3 PL 1642658T3
Authority
PL
Poland
Prior art keywords
path
travel
production
components including
scrap removal
Prior art date
Application number
PL05077052T
Other languages
English (en)
Inventor
Brian G James
Robert R Ii Shepherd
Original Assignee
Ged Integrated Solutions Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ged Integrated Solutions Inc filed Critical Ged Integrated Solutions Inc
Publication of PL1642658T3 publication Critical patent/PL1642658T3/pl

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B3/00Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
    • E06B3/66Units comprising two or more parallel glass or like panes permanently secured together
    • E06B3/673Assembling the units
    • E06B3/67304Preparing rigid spacer members before assembly
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B3/00Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
    • E06B3/66Units comprising two or more parallel glass or like panes permanently secured together
    • E06B3/673Assembling the units
    • E06B3/67304Preparing rigid spacer members before assembly
    • E06B3/67308Making spacer frames, e.g. by bending or assembling straight sections
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B3/00Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
    • E06B3/66Units comprising two or more parallel glass or like panes permanently secured together
    • E06B3/673Assembling the units
    • E06B3/67304Preparing rigid spacer members before assembly
    • E06B3/67308Making spacer frames, e.g. by bending or assembling straight sections
    • E06B3/67313Making spacer frames, e.g. by bending or assembling straight sections by bending
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B3/00Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
    • E06B3/66Units comprising two or more parallel glass or like panes permanently secured together
    • E06B3/673Assembling the units
    • E06B3/67304Preparing rigid spacer members before assembly
    • E06B3/67321Covering spacer elements, e.g. with sealants
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B3/00Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
    • E06B3/66Units comprising two or more parallel glass or like panes permanently secured together
    • E06B3/673Assembling the units
    • E06B3/67365Transporting or handling panes, spacer frames or units during assembly
    • E06B3/67369Layout of the assembly streets
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00Metal working
    • Y10T29/49Method of mechanical manufacture
    • Y10T29/49751Scrap recovering or utilizing
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00Metal working
    • Y10T29/49Method of mechanical manufacture
    • Y10T29/49751Scrap recovering or utilizing
    • Y10T29/49755Separating one material from another
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00Metal working
    • Y10T29/53Means to assemble or disassemble
    • Y10T29/53039Means to assemble or disassemble with control means energized in response to activator stimulated by condition sensor
    • Y10T29/53043Means to assemble or disassemble with control means energized in response to activator stimulated by condition sensor including means to divert defective work part
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00Metal working
    • Y10T29/53Means to assemble or disassemble
    • Y10T29/53539Means to assemble or disassemble including work conveyor

Landscapes

  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Automobile Manufacture Line, Endless Track Vehicle, Trailer (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Making Paper Articles (AREA)
  • Processing Of Solid Wastes (AREA)
  • Wing Frames And Configurations (AREA)
  • Securing Of Glass Panes Or The Like (AREA)
  • Joining Of Glass To Other Materials (AREA)
  • Press Drives And Press Lines (AREA)
  • Collation Of Sheets And Webs (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
PL05077052T 2004-09-29 2005-09-09 Urządzenie do wytwarzania elementów okiennych zawierające popychacz do usuwania skrawków PL1642658T3 (pl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US61431404P 2004-09-29 2004-09-29
US61908404P 2004-10-15 2004-10-15
US11/085,769 US7866033B2 (en) 2004-09-29 2005-03-21 Window component system including pusher for scrap removal
EP05077052A EP1642658B1 (en) 2004-09-29 2005-09-09 Apparatus for the production of window components including pusher for scrap removal

Publications (1)

Publication Number Publication Date
PL1642658T3 true PL1642658T3 (pl) 2008-07-31

Family

ID=35482237

Family Applications (1)

Application Number Title Priority Date Filing Date
PL05077052T PL1642658T3 (pl) 2004-09-29 2005-09-09 Urządzenie do wytwarzania elementów okiennych zawierające popychacz do usuwania skrawków

Country Status (6)

Country Link
US (2) US7866033B2 (pl)
EP (1) EP1642658B1 (pl)
AT (1) ATE380612T1 (pl)
CA (3) CA2507308C (pl)
DE (1) DE602005003736T2 (pl)
PL (1) PL1642658T3 (pl)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7866033B2 (en) * 2004-09-29 2011-01-11 Ged Integrated Solutions, Inc. Window component system including pusher for scrap removal
US7610681B2 (en) * 2004-09-29 2009-11-03 Ged Integrated Solutions, Inc. Window component stock indexing
US9309714B2 (en) 2007-11-13 2016-04-12 Guardian Ig, Llc Rotating spacer applicator for window assembly
EP2580418B1 (en) 2010-06-10 2014-08-13 Guardian IG, LLC Window spacer applicator
US9689196B2 (en) 2012-10-22 2017-06-27 Guardian Ig, Llc Assembly equipment line and method for windows
US9656356B2 (en) 2013-01-22 2017-05-23 Guardian Ig, Llc Window unit assembly station and method
US9428953B2 (en) 2014-06-12 2016-08-30 Ged Integrated Solutions, Inc. Spacer frame and method of making same
EP3444423A1 (en) * 2015-03-03 2019-02-20 Andersen Corporation Offset seam for insulating glass unit spacer and method of using and manufacturing the same
USD824747S1 (en) * 2016-09-30 2018-08-07 Ged Integrated Solutions, Inc. Window spacer frame locking member
RU2760811C2 (ru) 2016-09-30 2021-11-30 Джед Интегрейтед Солюшнз, Инк. Узел тактильной дистанцирующей рамы и запирающий элемент
CN106733587B (zh) * 2016-11-30 2023-04-25 遵义椒源食品有限公司 一种鲜辣椒的自动筛选装置
JP2018107376A (ja) * 2016-12-28 2018-07-05 パナソニックIpマネジメント株式会社 テープリール支持装置、部品実装装置及びテープリール支持方法
IT201700071422A1 (it) * 2017-06-27 2018-12-27 Forel Spa Impianto automatico e procedimento automatico per la fabbricazione ad elevata produttivita’ del vetro isolante costituito da almeno due lastre di vetro ed almeno un telaio distanziatore
US10920480B2 (en) 2017-09-05 2021-02-16 Ged Integrated Solutions, Inc. Thermally efficient window frame
MX2023002061A (es) * 2020-08-18 2023-03-16 Ged Integrated Solutions Inc Marco espaciador mejorado con miembro de bloqueo de elevacion.
CN117983540B (zh) * 2024-04-02 2024-06-11 仪陇县林业科学技术推广站 一种油茶种子风干筛选设备

Family Cites Families (70)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2734643A (en) * 1956-02-14 macrae
US1990050A (en) * 1931-12-15 1935-02-05 Alvey Ferguson Co Conveying mechanism
US3093236A (en) * 1959-12-21 1963-06-11 Wilkie Company Deflector mechanism
US3112025A (en) * 1960-07-22 1963-11-26 Renault Waste conveyors
FR1311337A (fr) * 1961-10-25 1962-12-07 Renault Perfectionnements aux convoyeurs de déchets pour atelier d'usinage de métaux
US3263809A (en) * 1964-05-05 1966-08-02 Republic Steel Corp Apparatus for defect analysis and classification of workpieces
US3733943A (en) * 1968-07-24 1973-05-22 Mesta Machine Co Cutting methods
US3657953A (en) * 1968-07-24 1972-04-25 Mesta Machine Co Edging and slitting apparatus and method
FR2031297A5 (pl) * 1969-05-21 1970-11-13 Demag Ag
US3768667A (en) * 1971-03-22 1973-10-30 Paumier Inc Workpiece transfer mechanism
US3881436A (en) * 1971-03-22 1975-05-06 Paumier Inc Workpiece transfer mechanism
US4069851A (en) * 1975-09-18 1978-01-24 Bilber Brothers Inc. Method and apparatus for processing logs
US4472681A (en) * 1980-03-06 1984-09-18 Republic Steel Corporation Workpiece defect severity classifier with timing circuit to divide workpiece into equal inspection quadrants
US4365198A (en) * 1980-03-06 1982-12-21 Republic Steel Corporation Method and apparatus for detecting, classifying and marking defects in workpiece with improved timing control
US5105591A (en) 1980-04-03 1992-04-21 Glass Equipment Development, Inc. Spacer frame for an insulating glass panel and method of making the same
US4628582A (en) * 1981-12-04 1986-12-16 Glass Equipment Development, Inc. Method of making spacer frame for an insulating glass panel
US4530195A (en) * 1980-04-03 1985-07-23 Glass Equipment Development, Inc. Spacer frame for an insulating glass panel and method of making the same
US4638440A (en) * 1980-12-22 1987-01-20 Weyerhaeuser Company Feeding and data entry system for lumber trimmer
JPS57184012A (en) * 1981-05-09 1982-11-12 Hajime Sangyo Kk Removing device
US4433775A (en) * 1981-05-18 1984-02-28 Mayfran, Inc. Pusher assembly for scrap metal conveyors
US4474565A (en) * 1982-02-25 1984-10-02 The Ward Machinery Company Blank stripping apparatus for rotary die cutters
FR2553330B1 (fr) * 1983-10-17 1988-04-22 Aerospatiale Machine de decoupe de matiere en bande par jet fluide haute pression
US4546723A (en) * 1984-04-19 1985-10-15 Glass Equipment Development, Inc. Method and apparatus for applying sealant to insulating glass panel spacer frames
CA1242260A (en) * 1986-04-24 1988-09-20 Leonard Kelly Multisorting method and apparatus
US4850471A (en) * 1987-04-15 1989-07-25 Anteg, Inc. Conveyor system with a mechanical brain
US4934228A (en) * 1989-01-13 1990-06-19 U.S. Natural Resources, Inc. System for diverting veneer sheets having offsize defects
US5101591A (en) * 1990-09-07 1992-04-07 Frazier William R Ice fishing alarm
US5313761A (en) * 1992-01-29 1994-05-24 Glass Equipment Development, Inc. Insulating glass unit
DE4312002C2 (de) 1992-04-10 1994-10-13 Hoermann Kg Verfahren zur Herstellung eines Torblattes
US5295292A (en) * 1992-08-13 1994-03-22 Glass Equipment Development, Inc. Method of making a spacer frame assembly
JPH0810717A (ja) * 1994-06-30 1996-01-16 Ishida Co Ltd 選別装置
US6290439B1 (en) * 1994-12-30 2001-09-18 Black & Decker, Inc. Method and apparatus for forming parts from a continuous stock material and associated forge
CA2172082A1 (en) * 1995-03-24 1996-09-25 Carl R. Marschke Sheet saving diverter for corrugator
US5960104A (en) * 1996-08-16 1999-09-28 Virginia Polytechnic & State University Defect detection system for lumber
US6173484B1 (en) * 1997-02-07 2001-01-16 Glass Equipment Development, Inc. System for fabricating muntin bars from sheet material
US6687982B2 (en) * 2001-02-12 2004-02-10 Glass Equipment Development, Inc. Laminated muntin bar apparatus
US6708384B2 (en) * 1997-02-07 2004-03-23 Glass Equipment Development, Inc. Notched muntin bars having two finishes
US6438819B1 (en) * 1997-02-07 2002-08-27 Glass Equipment Development, Inc. System for fabricating contour muntin bars from sheet material
CH689583A5 (de) * 1997-04-11 1999-06-30 Elpatronic Ag Verfahren zum Ausscheiden von Blechabschnitten, Vorrichtung zu dessen Durchführung sowie Bearbeitungseinrichtung mit derselben.
US6068105A (en) * 1997-09-19 2000-05-30 Mannesmann Dematic Rapistan Corp. Low impact article diverter assembly
AT2655U1 (de) * 1997-12-22 1999-02-25 Technoplast Kunststofftechnik Vorrichtung zur herstellung von fensterrahmen
US6244012B1 (en) * 1999-01-20 2001-06-12 Glass Equipment Development, Inc. Muntin grid and joiner
US6883278B2 (en) * 2000-03-15 2005-04-26 Ged Integrated Solutions, Inc. Muntin bars
DE10017945A1 (de) * 2000-04-11 2001-10-18 Bernd Schweikart Verfahren zum Herstellen eines Fensterprofils
US6515256B1 (en) 2000-04-13 2003-02-04 Vincent P. Battaglia Process for laser machining continuous metal strip
AUPQ916600A0 (en) * 2000-08-03 2000-08-24 James Hardie Research Pty Limited Automated manufactured apparatus for aluminium window/door systems
US6539993B1 (en) * 2000-11-15 2003-04-01 Weyerhaeuser Company Method and apparatus for singulating, debarking, scanning and automatically sawing and sorting logs into lengths
US6563904B2 (en) * 2000-12-01 2003-05-13 Fmc Technologies, Inc. Apparatus and method for detecting and removing undesirable material from workpieces
US6630028B2 (en) * 2000-12-08 2003-10-07 Glass Equipment Development, Inc. Controlled dispensing of material
US6601694B2 (en) * 2001-10-05 2003-08-05 Russell D. Dudley Chip plow conveyor having bearing improvement
US6868884B2 (en) * 2001-11-01 2005-03-22 Ged Integrated Solutions, Inc. Method and apparatus for applying optical film to glass
US6739512B2 (en) * 2001-11-16 2004-05-25 Siemens Westinghouse Power Corporation System and method for tracking a component in a network environment
US20030097315A1 (en) * 2001-11-16 2003-05-22 Siemens Westinghouse Power Corporation System and method for identifying a defective component in a network environment
US6722492B2 (en) * 2002-01-16 2004-04-20 Dennis A. Trestain Conveyor motor having bellows
US6742285B2 (en) * 2002-03-18 2004-06-01 Glass Equipment Development, Inc. Air knife and conveyor system
US6954676B2 (en) * 2002-06-18 2005-10-11 Ged Integrated Solutions, Inc. Window or door manufacturing method and apparatus
US6941864B2 (en) * 2002-08-20 2005-09-13 Precision Automation, Inc. Method to control optimized cutting of stock to satisfy a cut list
US7124876B2 (en) * 2003-03-21 2006-10-24 Dematic Corp. Diverter
US7171738B2 (en) * 2003-10-09 2007-02-06 Precision Automation, Inc. Systems for processing workpieces
US7079911B2 (en) * 2003-11-26 2006-07-18 Ford Motor Company Method and system for automatically isolating suspect items in a manufacturing or assembly environment
US7610681B2 (en) * 2004-09-29 2009-11-03 Ged Integrated Solutions, Inc. Window component stock indexing
US7445682B2 (en) * 2004-09-29 2008-11-04 Ged Intergrated Solution, Inc. Window component stock transferring
US7802365B2 (en) * 2004-09-29 2010-09-28 Ged Integrated Solutions, Inc. Window component scrap reduction
US7866033B2 (en) * 2004-09-29 2011-01-11 Ged Integrated Solutions, Inc. Window component system including pusher for scrap removal
US7147097B2 (en) * 2004-09-30 2006-12-12 Laitram, L.L.C. Transverse-roller-belt sorter with automated guide
US7966714B2 (en) * 2004-10-12 2011-06-28 Precision Automation, Inc. Multi-step systems for processing workpieces
DE102004060239A1 (de) * 2004-12-15 2006-07-06 Sms Demag Ag Vorrichtung zum Verschieben von metallischem Gut
US7448246B2 (en) * 2006-05-02 2008-11-11 Ged Integrated Solutions, Inc. Window frame corner fabrication
US7955458B2 (en) * 2006-07-12 2011-06-07 Ged Integrated Solutions, Inc. Staging system for automated window or door fabrication
US7764823B1 (en) * 2007-02-16 2010-07-27 Honda Motor Co., Ltd. Stamping in-line crack detection system and method

Also Published As

Publication number Publication date
ATE380612T1 (de) 2007-12-15
US7866033B2 (en) 2011-01-11
CA2507308C (en) 2012-11-20
CA2789712C (en) 2015-03-17
EP1642658A1 (en) 2006-04-05
EP1642658B1 (en) 2007-12-12
DE602005003736T2 (de) 2008-12-24
CA2507308A1 (en) 2006-03-29
US20110079489A1 (en) 2011-04-07
CA2875561C (en) 2016-09-06
US20060075719A1 (en) 2006-04-13
DE602005003736D1 (de) 2008-01-24
CA2875561A1 (en) 2006-03-29
CA2789712A1 (en) 2006-03-29

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