JPS649120B2 - - Google Patents
Info
- Publication number
- JPS649120B2 JPS649120B2 JP15872083A JP15872083A JPS649120B2 JP S649120 B2 JPS649120 B2 JP S649120B2 JP 15872083 A JP15872083 A JP 15872083A JP 15872083 A JP15872083 A JP 15872083A JP S649120 B2 JPS649120 B2 JP S649120B2
- Authority
- JP
- Japan
- Prior art keywords
- current
- motors
- difference
- detection circuit
- outputs
- 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.)
- Expired
Links
- 238000001514 detection method Methods 0.000 claims description 10
- 230000002159 abnormal effect Effects 0.000 claims description 2
- 239000003921 oil Substances 0.000 claims 2
- 230000005856 abnormality Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/14—Control arrangements for mechanically-driven presses
- B30B15/148—Electrical control arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/14—Control arrangements for mechanically-driven presses
- B30B15/142—Control arrangements for mechanically-driven presses controlling the brake or the clutch
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/28—Arrangements for preventing distortion of, or damage to, presses or parts thereof
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Presses (AREA)
- Control Of Multiple Motors (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15872083A JPS6049900A (ja) | 1983-08-30 | 1983-08-30 | ダブルバルブのモニタ− |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15872083A JPS6049900A (ja) | 1983-08-30 | 1983-08-30 | ダブルバルブのモニタ− |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6049900A JPS6049900A (ja) | 1985-03-19 |
JPS649120B2 true JPS649120B2 (enrdf_load_stackoverflow) | 1989-02-16 |
Family
ID=15677868
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15872083A Granted JPS6049900A (ja) | 1983-08-30 | 1983-08-30 | ダブルバルブのモニタ− |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6049900A (enrdf_load_stackoverflow) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH026192U (enrdf_load_stackoverflow) * | 1988-06-20 | 1990-01-16 |
-
1983
- 1983-08-30 JP JP15872083A patent/JPS6049900A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS6049900A (ja) | 1985-03-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4506766A (en) | Method and apparatus for fault time operating of an elevator _ | |
US6498403B1 (en) | Fail-safe mechanism having a driver circuit for controlling driving of an electrical system of a vehicle | |
US4540922A (en) | Motor winding leakage monitor | |
LU101711B1 (en) | Multi-channel impact-resistant intelligent-constant-decelaration hydraulic braking system | |
JPS63134360A (ja) | 空気源装置 | |
KR102376575B1 (ko) | 브레이크 구동 제어 회로와 그 고장 검출 방법 | |
JPH0533663B2 (enrdf_load_stackoverflow) | ||
JPS649120B2 (enrdf_load_stackoverflow) | ||
US4091438A (en) | Press control system | |
US3106997A (en) | Drive system | |
US3845366A (en) | Integrated drive system | |
US3317741A (en) | Electrical switching system | |
US2203907A (en) | Motor control system | |
US3227255A (en) | Control for power press | |
US3829703A (en) | Power sensing and shut-off apparatus | |
US3582742A (en) | Machine tool speed control provisions | |
GB2303225A (en) | Control system for shaft drive assembly | |
KR101662665B1 (ko) | 파워버스를 이용한 무대설비의 자기진단 및 긴급대체 운전시스템 | |
US2851640A (en) | Three phase a. c. protection relay | |
JPH0130600B2 (enrdf_load_stackoverflow) | ||
JPS63315361A (ja) | 電気車用ブレ−キ制御装置 | |
JPH0431192Y2 (enrdf_load_stackoverflow) | ||
JP2743515B2 (ja) | 負荷時タップ切換装置の異常監視,診断装置 | |
JPH0133279B2 (enrdf_load_stackoverflow) | ||
JPS6225817A (ja) | 直流回路の多点地絡検出装置 |