DE68915774D1 - Dynamisch stabile blattklemmvorrichtung für hochgeschwindigkeitsblatt-handhabungstrommeln. - Google Patents

Dynamisch stabile blattklemmvorrichtung für hochgeschwindigkeitsblatt-handhabungstrommeln.

Info

Publication number
DE68915774D1
DE68915774D1 DE68915774T DE68915774T DE68915774D1 DE 68915774 D1 DE68915774 D1 DE 68915774D1 DE 68915774 T DE68915774 T DE 68915774T DE 68915774 T DE68915774 T DE 68915774T DE 68915774 D1 DE68915774 D1 DE 68915774D1
Authority
DE
Germany
Prior art keywords
sheet
clamping
drum
clamp device
dynamically stable
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE68915774T
Other languages
English (en)
Other versions
DE68915774T2 (de
Inventor
Alan Binder
Walter Haimberger
Theodore Labelle
Kenneth Mcauley
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Polaroid Corp
Original Assignee
Polaroid Corp
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 Polaroid Corp filed Critical Polaroid Corp
Publication of DE68915774D1 publication Critical patent/DE68915774D1/de
Application granted granted Critical
Publication of DE68915774T2 publication Critical patent/DE68915774T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/06—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using cylindrical picture-bearing surfaces, i.e. scanning a main-scanning line substantially perpendicular to the axis and lying in a curved cylindrical surface
    • H04N1/08—Mechanisms for mounting or holding the sheet around the drum
    • H04N1/0804—Holding methods
    • H04N1/0813—Holding sides of the sheet which are substantially parallel to the drum axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J13/00—Devices or arrangements of selective printing mechanisms, e.g. ink-jet printers or thermal printers, specially adapted for supporting or handling copy material in short lengths, e.g. sheets
    • B41J13/10—Sheet holders, retainers, movable guides, or stationary guides
    • B41J13/22—Clamps or grippers
    • B41J13/223—Clamps or grippers on rotatable drums
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/06—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using cylindrical picture-bearing surfaces, i.e. scanning a main-scanning line substantially perpendicular to the axis and lying in a curved cylindrical surface
    • H04N1/08—Mechanisms for mounting or holding the sheet around the drum
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
    • H04N1/06—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using cylindrical picture-bearing surfaces, i.e. scanning a main-scanning line substantially perpendicular to the axis and lying in a curved cylindrical surface
    • H04N1/08—Mechanisms for mounting or holding the sheet around the drum
    • H04N1/083—Holding means
    • H04N1/0839—Mechanical clamps, i.e. means for holding the sheet against the drum by mechanical force

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Handling Of Cut Paper (AREA)
  • Feeding Of Articles By Means Other Than Belts Or Rollers (AREA)
  • Discharge By Other Means (AREA)
  • Discharging, Photosensitive Material Shape In Electrophotography (AREA)
  • Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)
DE68915774T 1988-11-02 1989-07-10 Dynamisch stabile blattklemmvorrichtung für hochgeschwindigkeitsblatt-handhabungstrommeln. Expired - Fee Related DE68915774T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/265,994 US4903957A (en) 1988-11-02 1988-11-02 Dynamically stable sheet clamping system for high speed sheet handling drums
PCT/US1989/002977 WO1990005068A1 (en) 1988-11-02 1989-07-10 Dynamically stable sheet clamping system for high speed sheet handling drums

Publications (2)

Publication Number Publication Date
DE68915774D1 true DE68915774D1 (de) 1994-07-07
DE68915774T2 DE68915774T2 (de) 1994-09-15

Family

ID=23012728

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68915774T Expired - Fee Related DE68915774T2 (de) 1988-11-02 1989-07-10 Dynamisch stabile blattklemmvorrichtung für hochgeschwindigkeitsblatt-handhabungstrommeln.

Country Status (8)

Country Link
US (1) US4903957A (de)
EP (1) EP0441790B1 (de)
JP (1) JP2584878B2 (de)
AT (1) ATE106321T1 (de)
AU (1) AU633508B2 (de)
CA (1) CA1322489C (de)
DE (1) DE68915774T2 (de)
WO (1) WO1990005068A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5089693A (en) * 1986-12-02 1992-02-18 Drexler Technology Corporation Reader/writer for arcuately flexed data cards
US5218379A (en) * 1991-09-26 1993-06-08 Eastman Kodak Company Photographic material clamp
US5324023A (en) * 1993-05-24 1994-06-28 Eastman Kodak Company Apparatus for securing flexible sheet material to a rotatable drum surface
US5516096A (en) * 1994-05-10 1996-05-14 Polaroid Corporation Method and apparatus for securing a flexible sheet to a rotatable supporting surface
US5904351A (en) * 1995-09-25 1999-05-18 Sterling Dry Imaging Systems, Inc. Method and apparatus for desensitizing print media on a print drum to the effects of debris contamination and air turbulence
US5772203A (en) * 1995-09-25 1998-06-30 Sterling Dry Imaging Systems, Inc. Method and apparatus for desensitizing print media on a print drum to the effects of debris contamination and air turbulence
US6505142B1 (en) 1998-02-13 2003-01-07 Dainippon Screen Mfg. Co., Ltd. Drawing apparatus and method of attaching balance weights
JP2002236374A (ja) 2001-02-07 2002-08-23 Fuji Photo Film Co Ltd 回転体
DE60237252D1 (de) * 2001-02-07 2010-09-23 Dainippon Screen Mfg Bildaufzeichnungsgerät
US6729235B2 (en) * 2001-04-30 2004-05-04 Eastman Kodak Company Imaging apparatus and imaging drum having material clamp
TWI348972B (en) * 2008-10-08 2011-09-21 Printing media loading apparatus
CN107500057A (zh) * 2017-09-26 2017-12-22 柳州紫光路远科技有限公司 一种保鲜膜快速夹持装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2099820A (en) * 1933-11-15 1937-11-23 Hoe & Co R Delivery mechanism for printing machines
GB704152A (en) * 1950-11-01 1954-02-17 Postmaster General Improvements in or relating to facsimile telegraph apparatus
US2622000A (en) * 1950-11-15 1952-12-16 Eastman Kodak Co Sheet clamping arrangement for facsimile apparatus
JPS5661255A (en) * 1979-10-24 1981-05-26 Ricoh Co Ltd Winder of paper web
US4386771A (en) * 1981-05-08 1983-06-07 Xerox Corporation Method of removing a sheet from a drum
DE3267440D1 (en) * 1981-09-04 1985-12-19 Motter Printing Press Co Gripper for sheet handling equipment
JPS61185475A (ja) * 1985-02-13 1986-08-19 Minolta Camera Co Ltd シ−ト巻付け装置における巻付け不良検出機構
JPS61277474A (ja) * 1985-06-03 1986-12-08 Dainippon Screen Mfg Co Ltd フイルム端部押圧装置
JPS62140951A (ja) * 1985-12-16 1987-06-24 Minolta Camera Co Ltd シ−ト巻付け機構
US4824096A (en) * 1987-07-17 1989-04-25 Polaroid Corporation Sheet clamp counterbalancing system for high speed sheet handling drums

Also Published As

Publication number Publication date
EP0441790A1 (de) 1991-08-21
AU4066189A (en) 1990-05-28
AU633508B2 (en) 1993-02-04
JP2584878B2 (ja) 1997-02-26
EP0441790B1 (de) 1994-06-01
US4903957A (en) 1990-02-27
WO1990005068A1 (en) 1990-05-17
JPH04500936A (ja) 1992-02-20
DE68915774T2 (de) 1994-09-15
CA1322489C (en) 1993-09-28
ATE106321T1 (de) 1994-06-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee