DE68912630D1 - Drucker mit Papierdickendetektor. - Google Patents

Drucker mit Papierdickendetektor.

Info

Publication number
DE68912630D1
DE68912630D1 DE89105952T DE68912630T DE68912630D1 DE 68912630 D1 DE68912630 D1 DE 68912630D1 DE 89105952 T DE89105952 T DE 89105952T DE 68912630 T DE68912630 T DE 68912630T DE 68912630 D1 DE68912630 D1 DE 68912630D1
Authority
DE
Germany
Prior art keywords
printer
paper thickness
thickness detector
detector
paper
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 - Lifetime
Application number
DE89105952T
Other languages
English (en)
Inventor
Nicholas H Tew
Lyudmila M Preys
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 Printing Systems America Inc
Original Assignee
Ricoh Printing Systems America 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 Ricoh Printing Systems America Inc filed Critical Ricoh Printing Systems America Inc
Application granted granted Critical
Publication of DE68912630D1 publication Critical patent/DE68912630D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • B41J9/00—Hammer-impression mechanisms
    • B41J9/44—Control for hammer-impression mechanisms
    • B41J9/48—Control for hammer-impression mechanisms for deciding or adjusting hammer-drive energy
DE89105952T 1988-04-14 1989-04-05 Drucker mit Papierdickendetektor. Expired - Lifetime DE68912630D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/181,537 US5087135A (en) 1988-04-14 1988-04-14 Printer paper thickness detector

Publications (1)

Publication Number Publication Date
DE68912630D1 true DE68912630D1 (de) 1994-03-10

Family

ID=22664709

Family Applications (1)

Application Number Title Priority Date Filing Date
DE89105952T Expired - Lifetime DE68912630D1 (de) 1988-04-14 1989-04-05 Drucker mit Papierdickendetektor.

Country Status (4)

Country Link
US (1) US5087135A (de)
EP (1) EP0337275B1 (de)
JP (1) JP2806551B2 (de)
DE (1) DE68912630D1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991014238A1 (de) * 1990-03-14 1991-09-19 Ascom Autelca Ag Postbearbeitung Und Messtechnik Vorrichtung zum auslösen einer frankiermaschine
US5118209A (en) * 1990-03-30 1992-06-02 Transtechnology Corporation Print gap optimizer
ES2048024B1 (es) * 1990-04-25 1995-02-16 Fujitsu Ltd Aparato de impresion provisto de dispositivo de ajuste del intervalo de la cabeza.
DE4025483C2 (de) * 1990-08-10 1995-03-16 Siemens Nixdorf Inf Syst Druckeinrichtung
DE69211963T2 (de) * 1991-11-11 1997-01-30 Mitsubishi Electric Corp Druckmedientransportsteuerung für einen Drucker
US5176458A (en) * 1992-06-08 1993-01-05 Eastman Kodak Company Multiple position thermal printer head mechanism which is disturbance insensitive
US5437445A (en) * 1992-10-08 1995-08-01 Pitney Bowes Inc. Method and apparatus for detecting double fed sheets
JPH1044541A (ja) * 1996-08-01 1998-02-17 Canon Inc 記録装置
JP3925597B2 (ja) * 1999-09-17 2007-06-06 リコープリンティングシステムズ株式会社 用紙厚測定装置
US20040061873A1 (en) * 2002-09-26 2004-04-01 Davis Brett L. Method and apparatus for detecting media thickness
US7290949B1 (en) * 2005-10-12 2007-11-06 Tallygenicom Lp Line printer having a motorized platen that automatically adjusts to accommodate print forms of varying thickness
US7270494B2 (en) * 2005-12-05 2007-09-18 Silverbrook Research Pty Ltd Easy assembly printer media transport arrangement

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1046344B (de) * 1956-11-09 1958-12-11 Kieninger & Obergfell Magnetischer Dickenmesser und Verfahren zu seiner Verwendung
US3990560A (en) * 1972-08-04 1976-11-09 Ncr Corporation Automatic media thickness compensator for a printer
US3866533A (en) * 1972-12-26 1975-02-18 Ibm Electrical print impression control
US4173927A (en) * 1976-04-01 1979-11-13 U.S. Philips Corporation Printing device
US4088215A (en) * 1976-12-10 1978-05-09 Ncr Corporation Record media compensation means for printers
JPS5933118B2 (ja) * 1977-03-25 1984-08-13 株式会社リコー 印字装置
JPS568278A (en) * 1979-06-30 1981-01-28 Nec Corp Printer capable of adjusting printing pressure according to thickness of printing medium
DE2930270C2 (de) * 1979-07-26 1986-04-24 M.A.N.- Roland Druckmaschinen AG, 6050 Offenbach Kontrollvorrichtung für die Zufuhr von Bogen
JPS5796868A (en) * 1980-12-08 1982-06-16 Fujitsu Ltd Dot printer
JPS57122305A (en) * 1981-01-08 1982-07-30 Ricoh Co Ltd Detection of thickness of sheet-shaped object
JPS5859878A (ja) * 1981-10-06 1983-04-09 Usac Electronics Ind Co Ltd 印字ヘツドの支持装置
JPS58128882A (ja) * 1982-01-27 1983-08-01 Nec Corp 印字ハンマ駆動回路
JPS6076289U (ja) * 1983-10-31 1985-05-28 武蔵エンジニアリング株式会社 紙葉上の接着テ−プ検出装置
US4676675A (en) * 1984-05-09 1987-06-30 Brother Kogyo Kabushiki Kaisha Media thickness compensating device for a printer
US4652153A (en) * 1984-07-25 1987-03-24 Oki Electric Industry Co., Ltd. Wire dot-matrix printer
DE3511387A1 (de) * 1985-03-28 1986-10-16 Nixdorf Computer Ag, 4790 Paderborn Druckwerk mit einem in druckzeilenrichtung verfahrbaren druckkopf und einem als druckgegenlager dienenden druckbalken
JPS61270177A (ja) * 1985-05-24 1986-11-29 Fujitsu Ltd 印字圧補正装置
US4656400A (en) * 1985-07-08 1987-04-07 Synektron Corporation Variable reluctance actuators having improved constant force control and position-sensing features

Also Published As

Publication number Publication date
JP2806551B2 (ja) 1998-09-30
EP0337275A3 (en) 1990-05-30
US5087135A (en) 1992-02-11
JPH0211358A (ja) 1990-01-16
EP0337275B1 (de) 1994-01-26
EP0337275A2 (de) 1989-10-18

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Legal Events

Date Code Title Description
8332 No legal effect for de