JPS63149742U - - Google Patents
Info
- Publication number
- JPS63149742U JPS63149742U JP4281787U JP4281787U JPS63149742U JP S63149742 U JPS63149742 U JP S63149742U JP 4281787 U JP4281787 U JP 4281787U JP 4281787 U JP4281787 U JP 4281787U JP S63149742 U JPS63149742 U JP S63149742U
- Authority
- JP
- Japan
- Prior art keywords
- cam
- gear
- press roller
- paper
- platen
- 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
Links
Landscapes
- Advancing Webs (AREA)
- Handling Of Cut Paper (AREA)
Description
第１図乃至第５図は本考案の一実施例を示すも
ので、第１図は用紙押えローラが閉じた状態を示
す側面図、第２図は中間ギアがカムギアから離れ
た状態を示す正面図、第３図は中間ギアがカムギ
アと噛合した状態を示す正面図、第４図は用紙押
えローラが開いた状態を示す側面図、第５図はキ
ヤリツジが中間ギアから離れた状態を示す正面図
、第６図は従来の用紙押えローラ開閉機構を示す
側面図である。
５：プラテン、７：用紙、８：用紙押えローラ
、９：揺動アーム、１３：突起、１４：板カム、
１６：カムギア、１８：切欠き、１９：プラテン
ギア、２１：中間ギア、２８：キヤリツジ、２７
：凸部。
Figures 1 to 5 show an embodiment of the present invention. Figure 1 is a side view showing the paper presser roller in a closed state, and Figure 2 is a front view showing a state in which the intermediate gear is separated from the cam gear. Figure 3 is a front view showing the state in which the intermediate gear is engaged with the cam gear, Figure 4 is a side view showing the state in which the paper press roller is open, and Figure 5 is a front view showing the state in which the carriage is separated from the intermediate gear. 6 are side views showing a conventional paper presser roller opening/closing mechanism. 5: Platen, 7: Paper, 8: Paper holding roller, 9: Swing arm, 13: Protrusion, 14: Plate cam,
16: Cam gear, 18: Notch, 19: Platen gear, 21: Intermediate gear, 28: Carriage, 27
: Convex part.
Claims (1)
て前記用紙押えローラを開閉するプリンタの用紙
押えローラ開閉機構において、前記揺動アームに
設けた突起と、この突起に接して揺動アームに揺
動運動を与えるカムと、このカムを回転するカム
ギアと、プラテンと一体に回転するプラテンギア
との噛み合いを保持しつつキヤリツジにより押さ
れて前記カムギアに噛合可能な中間ギアと、これ
ら中間ギア及びカムギア間の噛み合いを選択的に
可能とするフランジとを設けたことを特徴とする
プリンタの用紙押えローラ開閉機構。 In a paper press roller opening/closing mechanism of a printer that opens and closes the paper press roller by swinging a swing arm that supports the paper press roller, there is a protrusion provided on the swing arm, and a rocking arm that contacts the protrusion. A cam that provides dynamic motion, a cam gear that rotates the cam, an intermediate gear that can be pushed by a carriage and engaged with the cam gear while maintaining engagement with the platen gear that rotates integrally with the platen, and a space between these intermediate gears and the cam gear. A paper presser roller opening/closing mechanism for a printer, characterized in that it is provided with a flange that selectively engages with the flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4281787U JPS63149742U (en) | 1987-03-24 | 1987-03-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4281787U JPS63149742U (en) | 1987-03-24 | 1987-03-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63149742U true JPS63149742U (en) | 1988-10-03 |
Family
ID=30859093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4281787U Pending JPS63149742U (en) | 1987-03-24 | 1987-03-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63149742U (en) |
-
1987
- 1987-03-24 JP JP4281787U patent/JPS63149742U/ja active Pending
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