JPS63164398U - - Google Patents
Info
- Publication number
- JPS63164398U JPS63164398U JP5639987U JP5639987U JPS63164398U JP S63164398 U JPS63164398 U JP S63164398U JP 5639987 U JP5639987 U JP 5639987U JP 5639987 U JP5639987 U JP 5639987U JP S63164398 U JPS63164398 U JP S63164398U
- Authority
- JP
- Japan
- Prior art keywords
- switch
- variable resistor
- inverter
- control circuit
- hoist
- 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
- 238000010586 diagram Methods 0.000 description 5
- 230000006698 induction Effects 0.000 description 1
Landscapes
- Control Of Ac Motors In General (AREA)
Description
第1図および第2図はともに本考案の一実施例
を示し、第1図は回路図、第2図は要部説明図、
第3図は従来の制御方式と本考案の制御方式を比
較する速度特性図、第4図、第5図および第6図
は従来の制御方式を示し、第4図はブロツク図、
第5図はインバータのブロツク図、第6図は操作
箱の斜視図である。
1……インバータ、2……誘導電動機、6,7
……押ボタンスイツチ付ボリユーム、8……押ボ
タンユニツト。
1 and 2 both show one embodiment of the present invention, FIG. 1 is a circuit diagram, FIG. 2 is an explanatory diagram of main parts,
Fig. 3 is a speed characteristic diagram comparing the conventional control system and the control system of the present invention; Figs. 4, 5, and 6 show the conventional control system; Fig. 4 is a block diagram;
FIG. 5 is a block diagram of the inverter, and FIG. 6 is a perspective view of the operation box. 1...Inverter, 2...Induction motor, 6,7
...Volume with push button switch, 8...Push button unit.
Claims (1)
とする電気ホイストの制御回路において、 オンオフスイツチおよび可変抵抗器を一体化し
たスイツチ付可変抵抗器と、 前記スイツチ付可変抵抗器の出力信号に基づい
て巻上げ巻下げ用モータの始動、停止および速度
制御を行うインバータとを備えたことを特徴とす
る電気ホイストの制御回路。[Claims for Utility Model Registration] In a control circuit for an electric hoist whose driving source is a motor controlled by an inverter, a variable resistor with a switch that integrates an on-off switch and a variable resistor; and the variable resistor with a switch. 1. A control circuit for an electric hoist, comprising: an inverter that starts, stops, and controls the speed of a hoisting and lowering motor based on an output signal from the hoist.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5639987U JPS63164398U (en) | 1987-04-14 | 1987-04-14 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5639987U JPS63164398U (en) | 1987-04-14 | 1987-04-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS63164398U true JPS63164398U (en) | 1988-10-26 |
Family
ID=30885181
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5639987U Pending JPS63164398U (en) | 1987-04-14 | 1987-04-14 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS63164398U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0344196U (en) * | 1989-09-11 | 1991-04-24 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5612306B2 (en) * | 1976-04-02 | 1981-03-19 | ||
JPS58197198A (en) * | 1982-05-12 | 1983-11-16 | 株式会社日立製作所 | Variable speed hoist |
JPS6040385B2 (en) * | 1978-04-18 | 1985-09-10 | 東レ株式会社 | composite polyester film |
-
1987
- 1987-04-14 JP JP5639987U patent/JPS63164398U/ja active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5612306B2 (en) * | 1976-04-02 | 1981-03-19 | ||
JPS6040385B2 (en) * | 1978-04-18 | 1985-09-10 | 東レ株式会社 | composite polyester film |
JPS58197198A (en) * | 1982-05-12 | 1983-11-16 | 株式会社日立製作所 | Variable speed hoist |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0344196U (en) * | 1989-09-11 | 1991-04-24 |
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