JPS58186741U - Automatic stop device for small motors - Google Patents
Automatic stop device for small motorsInfo
- Publication number
- JPS58186741U JPS58186741U JP8310582U JP8310582U JPS58186741U JP S58186741 U JPS58186741 U JP S58186741U JP 8310582 U JP8310582 U JP 8310582U JP 8310582 U JP8310582 U JP 8310582U JP S58186741 U JPS58186741 U JP S58186741U
- Authority
- JP
- Japan
- Prior art keywords
- time constant
- constant circuit
- stop device
- automatic stop
- motor
- 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
- Protection Of Generators And Motors (AREA)
- Stopping Of Electric Motors (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は本考案に係る小型モータあ自動停止装置を示す
原理的ブロック構成図、第2図は第1図のブロック構成
を具体化した回路図である。
尚図面中、1はモータ、3はスイッチング素子、4、R
□は過大電流検出抵抗、5は検出部、6は第1の時定数
回路部、7は第2の時定数回路部、11はサイリスタ回
路部、14は自動停止装置、17は第1の時定数回路、
18は第2の時定数回路である。FIG. 1 is a principle block diagram showing a small motor automatic stop device according to the present invention, and FIG. 2 is a circuit diagram embodying the block configuration of FIG. 1. In the drawing, 1 is a motor, 3 is a switching element, and 4 is R.
□ is an overcurrent detection resistor, 5 is a detection section, 6 is a first time constant circuit section, 7 is a second time constant circuit section, 11 is a thyristor circuit section, 14 is an automatic stop device, and 17 is a first time constant circuit section. constant circuit,
18 is a second time constant circuit.
Claims (1)
せる自動停止装置にJ、、 l、−)で、前記過大電流
の検出手段の後段に一時的な過大電流の変化を吸収する
第1の時定数回路と、この出力にて制御されるスイッチ
ング素子を介して第2の時定数回路を備えるとともに、
前記第2の時定数回路の出力に関連して制御されるゲー
ト端子を有するサイリスタを備え、このサイリスタを利
用して前記モータの駆動回路を開路することを特徴とす
る小型モータの自動停止装置。Detects excessive current in a small motor and stops the motor.
A first time constant circuit for absorbing temporary changes in excessive current is provided at the downstream stage of the overcurrent detection means, and a switching element controlled by the output of the first time constant circuit. and a second time constant circuit via the
An automatic stop device for a small motor, comprising a thyristor having a gate terminal controlled in relation to the output of the second time constant circuit, and using the thyristor to open a drive circuit for the motor.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8310582U JPS58186741U (en) | 1982-06-04 | 1982-06-04 | Automatic stop device for small motors |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8310582U JPS58186741U (en) | 1982-06-04 | 1982-06-04 | Automatic stop device for small motors |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS58186741U true JPS58186741U (en) | 1983-12-12 |
Family
ID=30092129
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8310582U Pending JPS58186741U (en) | 1982-06-04 | 1982-06-04 | Automatic stop device for small motors |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58186741U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6726586B2 (en) | 2001-11-09 | 2004-04-27 | Shimano Inc. | Motorized bicycle actuator assembly |
US6767308B2 (en) | 2001-03-09 | 2004-07-27 | Shimano Inc. | Method of controlling bicycle assembly |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5186745A (en) * | 1975-01-28 | 1976-07-29 | Kowa Sangyo | JUDODENDOKINOKAFUKAKENSHUTSUSOCHI |
JPS564330B2 (en) * | 1977-12-14 | 1981-01-29 |
-
1982
- 1982-06-04 JP JP8310582U patent/JPS58186741U/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5186745A (en) * | 1975-01-28 | 1976-07-29 | Kowa Sangyo | JUDODENDOKINOKAFUKAKENSHUTSUSOCHI |
JPS564330B2 (en) * | 1977-12-14 | 1981-01-29 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6767308B2 (en) | 2001-03-09 | 2004-07-27 | Shimano Inc. | Method of controlling bicycle assembly |
US6726586B2 (en) | 2001-11-09 | 2004-04-27 | Shimano Inc. | Motorized bicycle actuator assembly |
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