GB1427573A - Rotary drum assemblies - Google Patents

Rotary drum assemblies

Info

Publication number
GB1427573A
GB1427573A GB2862873A GB2862873A GB1427573A GB 1427573 A GB1427573 A GB 1427573A GB 2862873 A GB2862873 A GB 2862873A GB 2862873 A GB2862873 A GB 2862873A GB 1427573 A GB1427573 A GB 1427573A
Authority
GB
United Kingdom
Prior art keywords
drum
printing plates
sheets
trailing edge
lithographic printing
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
Application number
GB2862873A
Other languages
English (en)
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.)
Ricoh Co Ltd
Original Assignee
Ricoh Co Ltd
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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Publication of GB1427573A publication Critical patent/GB1427573A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41L—APPARATUS OR DEVICES FOR MANIFOLDING, DUPLICATING OR PRINTING FOR OFFICE OR OTHER COMMERCIAL PURPOSES; ADDRESSING MACHINES OR LIKE SERIES-PRINTING MACHINES
    • B41L29/00—Devices for attaching printing elements or formes to supports
    • B41L29/12—Devices for attaching printing elements or formes to supports for attaching flexible printing formes
    • B41L29/14—Clamping devices
    • B41L29/16—Clamping devices operating automatically during operation of rotary machines to attach the printing formes to the forme cylinders

Landscapes

  • Supply, Installation And Extraction Of Printed Sheets Or Plates (AREA)
  • Feeding Of Articles By Means Other Than Belts Or Rollers (AREA)
  • Discharging, Photosensitive Material Shape In Electrophotography (AREA)
  • Discharge By Other Means (AREA)
GB2862873A 1972-06-17 1973-06-15 Rotary drum assemblies Expired GB1427573A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6071472A JPS5513911B2 ( ) 1972-06-17 1972-06-17

Publications (1)

Publication Number Publication Date
GB1427573A true GB1427573A (en) 1976-03-10

Family

ID=13150220

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2862873A Expired GB1427573A (en) 1972-06-17 1973-06-15 Rotary drum assemblies

Country Status (3)

Country Link
US (1) US3903795A ( )
JP (1) JPS5513911B2 ( )
GB (1) GB1427573A ( )

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4931402U ( ) * 1972-06-17 1974-03-18
JPS5711782B2 ( ) * 1974-02-26 1982-03-06
JPS5126109A (ja) * 1974-08-24 1976-03-03 Tokyo Aircraft Instr Co Jidoseihaninsatsukitoniokeru genbanjidochakudatsusochi
DE2557866B2 (de) * 1975-12-22 1977-11-03 Heidelberger Druckmaschinen Ag, 6900 Heidelberg Rotierende vorgreifertrommel
JPS52139440A (en) * 1976-05-17 1977-11-21 Canon Inc Electrostatic printing machine
US4183652A (en) * 1977-04-30 1980-01-15 Ricoh Company, Ltd. Photoconductor sheet clamp apparatus
DE2817300C2 (de) * 1978-04-20 1982-07-08 Olympia Werke Ag, 2940 Wilhelmshaven Elektrofotografisches Kopiergerät mit einer austauschbaren endlichen Fotoleiterbahn
DE2830955A1 (de) * 1978-07-14 1980-01-24 Olympia Werke Ag Elektrofotografisches kopiergeraet mit einer austauschbaren fotoleiterbahn
US4192603A (en) * 1978-09-27 1980-03-11 Xerox Corporation Replenishable photoconductor system
DE2906482C3 (de) * 1979-02-20 1981-11-12 Rotaprint Gmbh, 1000 Berlin Papierzuführung für Büro- und Offsetdruckmaschinen
JPS55124659A (en) * 1979-03-19 1980-09-25 Ricoh Co Ltd Master clamp device in printing press
US4270859A (en) * 1979-05-10 1981-06-02 Eltra Corporation Electrophotographic apparatus for providing dry developed output from a typesetter
JPS6060413U (ja) * 1983-06-10 1985-04-26 上田　正保 健康手袋
JPS62192515A (ja) * 1986-02-19 1987-08-24 Nippon Kokan Kk <Nkk> 溶銑運搬装置
US4900008A (en) * 1986-12-22 1990-02-13 Polaroid Corporation Sheet clamping arrangement for rotatable drums
DE3889552T2 (de) * 1987-01-19 1994-09-15 Canon Kk Verschmutzungsschutz für Blattgreifer.
US4824096A (en) * 1987-07-17 1989-04-25 Polaroid Corporation Sheet clamp counterbalancing system for high speed sheet handling drums
JPH01237683A (ja) * 1988-03-18 1989-09-22 Hitachi Koki Co Ltd シート状感光体の給送装置
EP0340487B1 (de) * 1988-05-05 1992-12-09 Krupp Koppers GmbH Verfahren zur Gewinnung von p-Xylol mit einer Reinheit von mindestens 99,5 %
JPH0322751A (ja) * 1989-06-20 1991-01-31 Toshiba Corp 読取り装置
DE3940796A1 (de) * 1989-12-09 1991-06-13 Koenig & Bauer Ag Verfahren und einrichtung zum automatischen wechseln einer druckplatte
DE3940795A1 (de) * 1989-12-09 1991-06-13 Koenig & Bauer Ag Verfahren und einrichtung zum automatischen zufuehren bzw. abfuehren einer druckplatte
JPH04301457A (ja) * 1991-03-29 1992-10-26 Tokyo Electric Co Ltd オフセット印刷機
KR0160613B1 (ko) * 1992-08-06 1999-01-15 강진구 화상형성장치
US5630197A (en) * 1992-09-30 1997-05-13 Hitachi Koki Co., Ltd. Mounting device for interchangeably mounting different types of photoconductors
US5410391A (en) * 1993-04-22 1995-04-25 Toyo Ink Manufacturing Co., Ltd. Image-transfer apparatus with movable smoothing roller and image-transfer method
US5324023A (en) * 1993-05-24 1994-06-28 Eastman Kodak Company Apparatus for securing flexible sheet material to a rotatable drum surface
DE4330392A1 (de) * 1993-09-08 1995-03-16 Heidelberger Druckmasch Ag Schwingender Vorgreifer einer Bogendruckmaschine
US5383401A (en) * 1994-02-22 1995-01-24 Heidelberg Druckmaschinen Ag Actuating device for clamping arrangement for printing plates in rotary printing presses
US5516096A (en) * 1994-05-10 1996-05-14 Polaroid Corporation Method and apparatus for securing a flexible sheet to a rotatable supporting surface
JP3477356B2 (ja) * 1997-03-27 2003-12-10 リョービ株式会社 印刷機のクランプ駆動装置
DE10057571B4 (de) * 1999-12-16 2012-01-26 Heidelberger Druckmaschinen Ag Verfahren zur Zylinderverstellung und Druckmaschinen zur Durchführung des Verfahrens
JP4811432B2 (ja) * 2008-06-24 2011-11-09 沖電気工業株式会社 媒体収納繰出装置
JP2010170004A (ja) * 2009-01-26 2010-08-05 Seiko Epson Corp 画像形成装置および画像形成方法
JP5482372B2 (ja) * 2010-03-29 2014-05-07 富士ゼロックス株式会社 画像形成装置
WO2012026934A1 (en) * 2010-08-25 2012-03-01 Hewlett-Packard Development Company, L.P. Substrate support

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2822754A (en) * 1950-05-29 1958-02-11 William F Huck Plate lock-up mechanisms for printing machines
US2861862A (en) * 1953-06-27 1958-11-25 Philips Corp Dictation apparatus
US3460443A (en) * 1965-09-20 1969-08-12 Harris Intertype Corp Apparatus for operating on sheet material
US3348288A (en) * 1965-10-01 1967-10-24 Xerox Corp Drum clamp
US3513772A (en) * 1969-01-27 1970-05-26 Joseph Brasty Apparatus for embossing paper sheets in an offset printing press
US3664260A (en) * 1970-06-15 1972-05-23 Addressograph Multigraph Master sheet retainer for printing machines

Also Published As

Publication number Publication date
US3903795A (en) 1975-09-09
JPS5513911B2 ( ) 1980-04-12
DE2330947A1 (de) 1974-01-03
DE2330947B2 (de) 1976-05-13
JPS4921210A ( ) 1974-02-25

Similar Documents

Publication Publication Date Title
GB1427573A (en) Rotary drum assemblies
AU497473B2 (en) Rotating drum for feeding sheets in rotary printing press
SE7507344L (sv) Rotationspress
IT1075010B (it) Alimentatore di fogli per impiego con una stampatrice,dotato di mezzi per l&#39;arresto,la squadratura e la diversione dei fogli
IT1091811B (it) Dispositivo per l&#39;elaborazione di pile di fogli di carte valori freschi di stampa
FR2324459A1 (fr) Dispositif de ralentissement des exemplaires d&#39;impression dans la plieuse d&#39;une rotative
FR2318738A1 (fr) Dispositif pour le renversement sequentiel des feuilles de papier sur les machines a imprimer &#34; offset &#34; a plusieurs couleurs
DE3876255D1 (de) Vorrichtung zum spannen von druckplatten.
AU497385B2 (en) Sheet carrying disc for transfer drums in printing press
FR2312374A1 (fr) Presse pour l&#39;impression polychrome de feuilles
GB2017054B (en) Smoothing sheets for recto and verso printing
FR2375045A1 (fr) Procede et dispositif pour le retournement d&#39;une feuille dans une presse d&#39;imprimerie
CA1011279A (en) Method of after-treatment for lithographic printing plates
ATE141890T1 (de) Vorrichtung zur übergabe einzelner bögen an den druckzylinder einer bogenrotationsdruckmaschine
ES296528Y (es) Dispositivo para la fijacion de planchas de impresion sobre un cilindro porta-planchas.
ES227555Y (es) Embrague perfeccionado para pilas de hojas de papel.
GB1215513A (en) Improvements in and relating to printing apparatus
GB1398059A (en) Rotary duplicator
HK63380A (en) Turning drum for convertible perfecting printing presses
CH611835A5 (en) Sheet transfer cylinder for sheet-fed rotary printing machines
ATE75666T1 (de) Vorrichtung zum spannen von druckplatten.
JPS5693549A (en) Rubber drum for paper sheet offset printing press
GB1219715A (en) A plate cylinder incorporating a clamping device for flexible printing plates
GB1300738A (en) Improvements in and relating to offset duplicators
BE749914A (fr) Appareillage de photocopie sur plaques d&#39;impression, par exemple des plaques offset

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee