JPH043078U - - Google Patents
Info
- Publication number
- JPH043078U JPH043078U JP4343790U JP4343790U JPH043078U JP H043078 U JPH043078 U JP H043078U JP 4343790 U JP4343790 U JP 4343790U JP 4343790 U JP4343790 U JP 4343790U JP H043078 U JPH043078 U JP H043078U
- Authority
- JP
- Japan
- Prior art keywords
- mailing
- receiver
- signal
- activates
- determines whether
- 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.)
- Granted
Links
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Supports Or Holders For Household Use (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Description
第1図乃至第4図は本考案の一実施例を示すも
ので、第1図は投函ボツクスの縦断面図、第2図
は検出器の回路図、第3図は送信装置の構成図、
第4図は受信装置の構成図である。
図中、1……投函ボツクス、2……検出器、2
a……送信器、2b……受信器、8……判別回路
、9……駆動回路、10……報知ランプ。
1 to 4 show an embodiment of the present invention, in which FIG. 1 is a vertical sectional view of a drop box, FIG. 2 is a circuit diagram of a detector, and FIG. 3 is a configuration diagram of a transmitting device.
FIG. 4 is a block diagram of the receiving device. In the figure, 1... Drop box, 2... Detector, 2
a...Transmitter, 2b...Receiver, 8...Discrimination circuit, 9...Drive circuit, 10...Notification lamp.
Claims (1)
置された検出器と、 受信器の受信信号に基づいて投函の有無を判別
し、投函有りの信号を送出する判別回路と、 投函有りの信号に基づいて報知器を作動させる
駆動回路とからなる、 ことを特徴とする投函報知システム。[Scope of Claim for Utility Model Registration] Having an ultrasonic oscillator and a receiver, a detector placed in the mailing area and a receiver that determines whether or not there is mailing based on the received signal, and sends out a signal indicating that there is mailing. A mailing notification system comprising: a discrimination circuit; and a drive circuit that activates an alarm based on a mailing presence signal.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4343790U JP2524010Y2 (en) | 1990-04-25 | 1990-04-25 | Posting notification system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4343790U JP2524010Y2 (en) | 1990-04-25 | 1990-04-25 | Posting notification system |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH043078U true JPH043078U (en) | 1992-01-13 |
JP2524010Y2 JP2524010Y2 (en) | 1997-01-29 |
Family
ID=31555847
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4343790U Expired - Lifetime JP2524010Y2 (en) | 1990-04-25 | 1990-04-25 | Posting notification system |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2524010Y2 (en) |
-
1990
- 1990-04-25 JP JP4343790U patent/JP2524010Y2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP2524010Y2 (en) | 1997-01-29 |