JPH03102545U - - Google Patents
Info
- Publication number
- JPH03102545U JPH03102545U JP1090590U JP1090590U JPH03102545U JP H03102545 U JPH03102545 U JP H03102545U JP 1090590 U JP1090590 U JP 1090590U JP 1090590 U JP1090590 U JP 1090590U JP H03102545 U JPH03102545 U JP H03102545U
- Authority
- JP
- Japan
- Prior art keywords
- paper
- thickness detector
- passed
- sheets
- path
- 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
- Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
- Controlling Sheets Or Webs (AREA)
- Facsimiles In General (AREA)
Description
図面はこの考案の実施例を示すものであつて、
第１図は実施例１の要部断面図、第２図は実施例
２の要部断面図、第３図は実施例３の要部断面図
である。
１……紙通路、２……紙厚検知器。
The drawings show an embodiment of this invention,
1 is a sectional view of a main part of a first embodiment, FIG. 2 is a sectional view of a main part of a second embodiment, and FIG. 3 is a sectional view of a main part of a third embodiment. 1...Paper passage, 2...Paper thickness detector.
Claims (1)
紙が２枚以上通過したことを検知する装置。 ２ 前記紙厚検知器が、紙通路の同一側に設けら
れた超音波発信器及び超音波受信器を有している
請求項１記載の紙が２枚以上通過したことを検知
する装置。 ３ 前記紙厚検知器が、紙通路を挟むかたちで設
けられた超音波発信器及び超音波受信器を有して
いる請求項１記載の紙が２枚以上通過したことを
検知する装置。 ４ 前記紙厚検知器が、紙通路を挟むかたちで設
けられた電極を有している請求項１記載の紙が２
枚以上通過したことを検知する装置。[Claims for Utility Model Registration] 1. A device that detects when two or more sheets of paper have passed, which is equipped with a paper thickness detector in the middle of the paper path. 2. The device for detecting that two or more sheets of paper have passed according to claim 1, wherein the paper thickness detector has an ultrasonic transmitter and an ultrasonic receiver provided on the same side of the paper path. 3. The device for detecting that two or more sheets of paper have passed according to claim 1, wherein the paper thickness detector has an ultrasonic transmitter and an ultrasonic receiver that are placed across the paper path. 4. The paper according to claim 1, wherein the paper thickness detector has electrodes provided across the paper path.
A device that detects when more than one sheet has passed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1090590U JPH03102545U (en) | 1990-02-06 | 1990-02-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1090590U JPH03102545U (en) | 1990-02-06 | 1990-02-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03102545U true JPH03102545U (en) | 1991-10-24 |
Family
ID=31514453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1090590U Pending JPH03102545U (en) | 1990-02-06 | 1990-02-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03102545U (en) |
-
1990
- 1990-02-06 JP JP1090590U patent/JPH03102545U/ja active Pending