JPS5222715A - Protection device for motor and control semiconductor element - Google Patents
Protection device for motor and control semiconductor elementInfo
- Publication number
- JPS5222715A JPS5222715A JP50099226A JP9922675A JPS5222715A JP S5222715 A JPS5222715 A JP S5222715A JP 50099226 A JP50099226 A JP 50099226A JP 9922675 A JP9922675 A JP 9922675A JP S5222715 A JPS5222715 A JP S5222715A
- Authority
- JP
- Japan
- Prior art keywords
- motor
- semiconductor element
- protection device
- control semiconductor
- detection
- 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
- Accessory Devices And Overall Control Thereof (AREA)
- Protection Of Generators And Motors (AREA)
- Control Of Direct Current Motors (AREA)
Abstract
PURPOSE: To obtain a good response and a stabilized operation, by such that a protection circuit is made operated by the current value through the detection of the motor armature current.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50099226A JPS5222715A (en) | 1975-08-14 | 1975-08-14 | Protection device for motor and control semiconductor element |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50099226A JPS5222715A (en) | 1975-08-14 | 1975-08-14 | Protection device for motor and control semiconductor element |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5222715A true JPS5222715A (en) | 1977-02-21 |
Family
ID=14241738
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50099226A Pending JPS5222715A (en) | 1975-08-14 | 1975-08-14 | Protection device for motor and control semiconductor element |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5222715A (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55161681A (en) * | 1979-06-04 | 1980-12-16 | Canon Inc | Recorder |
JPS57106392A (en) * | 1980-11-03 | 1982-07-02 | Mannesmann Ag | Dc motor particularly for printing machine winding dc motor protecting circuit device |
US4517502A (en) * | 1983-03-31 | 1985-05-14 | Vorwerk & Co. Interholding Gmbh | Load monitoring circuit for electric motors |
JPS6165894U (en) * | 1984-10-02 | 1986-05-06 | ||
JPS63191897U (en) * | 1988-05-19 | 1988-12-09 | ||
JPH0819968A (en) * | 1993-02-05 | 1996-01-23 | Kaneda Kosakusho:Kk | Power wrench |
-
1975
- 1975-08-14 JP JP50099226A patent/JPS5222715A/en active Pending
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55161681A (en) * | 1979-06-04 | 1980-12-16 | Canon Inc | Recorder |
JPS57106392A (en) * | 1980-11-03 | 1982-07-02 | Mannesmann Ag | Dc motor particularly for printing machine winding dc motor protecting circuit device |
JPS6226277B2 (en) * | 1980-11-03 | 1987-06-08 | Mannesmann Ag | |
US4517502A (en) * | 1983-03-31 | 1985-05-14 | Vorwerk & Co. Interholding Gmbh | Load monitoring circuit for electric motors |
JPS6165894U (en) * | 1984-10-02 | 1986-05-06 | ||
JPS63191897U (en) * | 1988-05-19 | 1988-12-09 | ||
JPH0819968A (en) * | 1993-02-05 | 1996-01-23 | Kaneda Kosakusho:Kk | Power wrench |
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