JPH0313494Y2 - - Google Patents
Info
- Publication number
- JPH0313494Y2 JPH0313494Y2 JP1985157037U JP15703785U JPH0313494Y2 JP H0313494 Y2 JPH0313494 Y2 JP H0313494Y2 JP 1985157037 U JP1985157037 U JP 1985157037U JP 15703785 U JP15703785 U JP 15703785U JP H0313494 Y2 JPH0313494 Y2 JP H0313494Y2
- Authority
- JP
- Japan
- Prior art keywords
- call
- elevator
- circuit
- ground fault
- detection device
- 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 37
- 238000009413 insulation Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Landscapes
- Indicating And Signalling Devices For Elevators (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985157037U JPH0313494Y2 (US08124317-20120228-C00060.png) | 1985-10-16 | 1985-10-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985157037U JPH0313494Y2 (US08124317-20120228-C00060.png) | 1985-10-16 | 1985-10-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6265476U JPS6265476U (US08124317-20120228-C00060.png) | 1987-04-23 |
| JPH0313494Y2 true JPH0313494Y2 (US08124317-20120228-C00060.png) | 1991-03-27 |
Family
ID=31079212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985157037U Expired JPH0313494Y2 (US08124317-20120228-C00060.png) | 1985-10-16 | 1985-10-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0313494Y2 (US08124317-20120228-C00060.png) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5529211A (en) * | 1978-08-18 | 1980-03-01 | Hitachi Ltd | Earth detector |
-
1985
- 1985-10-16 JP JP1985157037U patent/JPH0313494Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5529211A (en) * | 1978-08-18 | 1980-03-01 | Hitachi Ltd | Earth detector |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6265476U (US08124317-20120228-C00060.png) | 1987-04-23 |
