JPH0366950U - - Google Patents
Info
- Publication number
- JPH0366950U JPH0366950U JP12765689U JP12765689U JPH0366950U JP H0366950 U JPH0366950 U JP H0366950U JP 12765689 U JP12765689 U JP 12765689U JP 12765689 U JP12765689 U JP 12765689U JP H0366950 U JPH0366950 U JP H0366950U
- Authority
- JP
- Japan
- Prior art keywords
- electrode
- side electrode
- paper
- movable
- remaining amount
- 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
- 238000001514 detection method Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims 2
Landscapes
- Handling Of Continuous Sheets Of Paper (AREA)
- Accessory Devices And Overall Control Thereof (AREA)
- Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
Description
第１図は本考案の第一の実施例を示す正面図、
第２図はその側面図、第３図はレバーの構造を示
す側面図、第４図は本考案の第二の実施例を示す
一部の正面図である。
３……用紙、４……ロール紙、５……固定側電
極、７……検出回路、８……可動体、１１……可
動側電極、１４，１５，１６……警告手段。
FIG. 1 is a front view showing the first embodiment of the present invention;
FIG. 2 is a side view thereof, FIG. 3 is a side view showing the structure of the lever, and FIG. 4 is a partial front view showing a second embodiment of the present invention. 3...paper, 4...roll paper, 5...fixed side electrode, 7...detection circuit, 8...movable body, 11...movable side electrode, 14, 15, 16...warning means.
Claims (1)
と、その位置が固定的に設けられた固定側電極と
、前記ロール紙の外周面に接してその外周直径の
変化に応じて位置変化する可動体と、この可動体
に取付けられた可動側電極と、この可動側電極と
前記固定側電極との接触状態を検出する検出回路
と、この検出回路に接続された警告手段と、前記
可動側電極と前記固定側電極との接触位置を変化
させて前記用紙の残量を調整する残量調整手段と
よりなることを特徴とするプリンタのロール紙残
量警告装置。 A roll paper in which a long sheet of paper is wound into a roll shape, a fixed side electrode provided in a fixed position, and a fixed side electrode that contacts the outer peripheral surface of the roll paper and changes its position according to changes in the outer peripheral diameter. a movable body, a movable electrode attached to the movable body, a detection circuit for detecting a contact state between the movable electrode and the fixed electrode, a warning means connected to the detection circuit, and a movable electrode attached to the movable body; A roll paper remaining amount warning device for a printer, comprising a remaining amount adjusting means for adjusting the remaining amount of paper by changing a contact position between a side electrode and the fixed side electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12765689U JPH0366950U (en) | 1989-10-31 | 1989-10-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12765689U JPH0366950U (en) | 1989-10-31 | 1989-10-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0366950U true JPH0366950U (en) | 1991-06-28 |
Family
ID=31675405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12765689U Pending JPH0366950U (en) | 1989-10-31 | 1989-10-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0366950U (en) |
-
1989
- 1989-10-31 JP JP12765689U patent/JPH0366950U/ja active Pending