JPH01178950U - - Google Patents

Info

Publication number
JPH01178950U
JPH01178950U JP7465788U JP7465788U JPH01178950U JP H01178950 U JPH01178950 U JP H01178950U JP 7465788 U JP7465788 U JP 7465788U JP 7465788 U JP7465788 U JP 7465788U JP H01178950 U JPH01178950 U JP H01178950U
Authority
JP
Japan
Prior art keywords
head
printing
spring
cam
contact
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.)
Pending
Application number
JP7465788U
Other languages
English (en)
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 filed Critical
Priority to JP7465788U priority Critical patent/JPH01178950U/ja
Priority to EP89305580A priority patent/EP0345079A3/en
Publication of JPH01178950U publication Critical patent/JPH01178950U/ja
Pending 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
    • B41J25/00—Actions or mechanisms not otherwise provided for
    • B41J25/304—Bodily-movable mechanisms for print heads or carriages movable towards or from paper surface
    • B41J25/312—Bodily-movable mechanisms for print heads or carriages movable towards or from paper surface with print pressure adjustment mechanisms, e.g. pressure-on-the paper mechanisms

Landscapes

  • Common Mechanisms (AREA)
  • Electronic Switches (AREA)

Description

【図面の簡単な説明】
第１図乃至第３図はそれぞれ本考案の一実施例
の異なる状態時における概略平面図、第４図はそ
の背面図、第５図はその一部の斜視図である。 １……印字ヘツド、９……プラテン、１０……
ヘツドばね、１１……ばねホルダ、１１Ｆ……突
片、１４……カム、１４Ａ……非印字用カム面、
１４Ｂ……通常印字用カム面、１４Ｃ……高ヘツ
ド圧用カム面。

Claims (1)

    【実用新案登録請求の範囲】
  1. 反印字方向に付勢された印字ヘツドを、回動自
    在のばねホルダに保持されたヘツドばねの一端に
    当接させるとともに、前記ばねホルダにおける前
    記ヘツドばねの他端が係接された部位から突出さ
    れた突片を、前記印字ヘツドの当接による前記ば
    ねホルダの回動付勢力により前記印字ヘツドの作
    動用カムの輪郭に当接させ、このカムの一方向回
    転による前記ばねホルダの回動により前記ヘツド
    ばねを介して前記印字ヘツドを印字方向に移動さ
    せ、且つ前記ヘツドばねの撓みによる所定のヘツ
    ド圧で前記印字ヘツドをプラテンに押圧するよう
    になつた印字装置において、前記カムを、径が順
    次大きい非印字用、通常印字用および高ヘツド圧
    用の少なくとも３種の各カム面が連続的に形成さ
    れたカム輪郭を有する形成としたことを特徴とす
    る印字装置。
JP7465788U 1988-06-03 1988-06-03 Pending JPH01178950U (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP7465788U JPH01178950U (ja) 1988-06-03 1988-06-03
EP89305580A EP0345079A3 (en) 1988-06-03 1989-06-02 Thermal recording apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7465788U JPH01178950U (ja) 1988-06-03 1988-06-03

Publications (1)

Publication Number Publication Date
JPH01178950U true JPH01178950U (ja) 1989-12-21

Family

ID=13553524

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7465788U Pending JPH01178950U (ja) 1988-06-03 1988-06-03

Country Status (2)

Country Link
EP (1) EP0345079A3 (ja)
JP (1) JPH01178950U (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012179719A (ja) * 2011-02-28 2012-09-20 Toshiba Tec Corp 画像形成装置及びヘッド加圧力調整方法
JP2012179718A (ja) * 2011-02-28 2012-09-20 Toshiba Tec Corp ヘッド加圧力調整装置、画像形成装置及びヘッド加圧力調整方法

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2048024B1 (es) * 1990-04-25 1995-02-16 Fujitsu Ltd Aparato de impresion provisto de dispositivo de ajuste del intervalo de la cabeza.
US5537135A (en) * 1993-01-22 1996-07-16 Gerber Scientific Products, Inc. Method and apparatus for making a graphic product
US5775820A (en) * 1994-05-27 1998-07-07 Kabushiki Kaisha Tec Thermal printer having a press releasing mechanism
JP2770141B2 (ja) * 1994-11-08 1998-06-25 セイコーインスツルメンツ株式会社 プリンタ
GB9422707D0 (en) * 1994-11-10 1995-01-04 Open Date Equipment Ltd Printing apparatus
JP3317331B2 (ja) * 1996-06-06 2002-08-26 セイコーエプソン株式会社 プラテンギャップ自動調整装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61254364A (ja) * 1985-05-07 1986-11-12 Matsushita Electric Ind Co Ltd 印字装置
EP0213934B1 (en) * 1985-08-29 1992-01-02 Seiko Epson Corporation Print head positioning apparatus
JPS6274667A (ja) * 1985-09-30 1987-04-06 Toshiba Corp サ−マルプリンタ

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012179719A (ja) * 2011-02-28 2012-09-20 Toshiba Tec Corp 画像形成装置及びヘッド加圧力調整方法
JP2012179718A (ja) * 2011-02-28 2012-09-20 Toshiba Tec Corp ヘッド加圧力調整装置、画像形成装置及びヘッド加圧力調整方法

Also Published As

Publication number Publication date
EP0345079A3 (en) 1990-03-21
EP0345079A2 (en) 1989-12-06

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