JPS548351A - Abonrmal alarm device for elevator - Google Patents
Abonrmal alarm device for elevatorInfo
- Publication number
- JPS548351A JPS548351A JP7400477A JP7400477A JPS548351A JP S548351 A JPS548351 A JP S548351A JP 7400477 A JP7400477 A JP 7400477A JP 7400477 A JP7400477 A JP 7400477A JP S548351 A JPS548351 A JP S548351A
- Authority
- JP
- Japan
- Prior art keywords
- elevator
- alarm device
- abonrmal
- telephone
- telephoning
- 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.)
- Granted
Links
Landscapes
- Indicating And Signalling Devices For Elevators (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
PURPOSE: To generate no trouble when telephoning, by controlling ringing sound from an alarm device during the time when speaking by telephone with the outside of a cage through a telephone circuit by means of an automatic informing device when an elevator is abnormal.
COPYRIGHT: (C)1979,JPO&Japio
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7400477A JPS599471B2 (en) | 1977-06-22 | 1977-06-22 | Elevator abnormality warning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7400477A JPS599471B2 (en) | 1977-06-22 | 1977-06-22 | Elevator abnormality warning device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS548351A true JPS548351A (en) | 1979-01-22 |
| JPS599471B2 JPS599471B2 (en) | 1984-03-02 |
Family
ID=13534485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7400477A Expired JPS599471B2 (en) | 1977-06-22 | 1977-06-22 | Elevator abnormality warning device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS599471B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5041272A (en) * | 1989-12-08 | 1991-08-20 | Institute Of Research And Innovation | Method for removing nitrogen oxides from exhaust gases |
-
1977
- 1977-06-22 JP JP7400477A patent/JPS599471B2/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5041272A (en) * | 1989-12-08 | 1991-08-20 | Institute Of Research And Innovation | Method for removing nitrogen oxides from exhaust gases |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS599471B2 (en) | 1984-03-02 |
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