JPS53140788A - Safety device for man conveyor - Google Patents
Safety device for man conveyorInfo
- Publication number
- JPS53140788A JPS53140788A JP5438477A JP5438477A JPS53140788A JP S53140788 A JPS53140788 A JP S53140788A JP 5438477 A JP5438477 A JP 5438477A JP 5438477 A JP5438477 A JP 5438477A JP S53140788 A JPS53140788 A JP S53140788A
- Authority
- JP
- Japan
- Prior art keywords
- man conveyor
- safety device
- detecting
- man
- conveyor
- 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
Abstract
PURPOSE: To accurately detect the abnormal steps of a man conveyor by providing a detecting switch at the rectilinear running section of the step for detecting the accurate cut portion provided at the step shaft.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5438477A JPS53140788A (en) | 1977-05-13 | 1977-05-13 | Safety device for man conveyor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5438477A JPS53140788A (en) | 1977-05-13 | 1977-05-13 | Safety device for man conveyor |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS53140788A true JPS53140788A (en) | 1978-12-08 |
JPS5761675B2 JPS5761675B2 (en) | 1982-12-25 |
Family
ID=12969181
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5438477A Granted JPS53140788A (en) | 1977-05-13 | 1977-05-13 | Safety device for man conveyor |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS53140788A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58140967U (en) * | 1982-03-15 | 1983-09-22 | 三菱電機株式会社 | escalator safety device |
US5096040A (en) * | 1991-09-24 | 1992-03-17 | Otis Elevator Company | Detection of missing steps in an escalator or moving walk |
US5316121A (en) * | 1992-11-25 | 1994-05-31 | Otis Elevator Company | Escalator missing step detection |
US5361887A (en) * | 1994-03-14 | 1994-11-08 | Otis Elevator Company | Apparatus for detecting an irregularity in the frequency of steps passing a particular point within a passenger conveying device |
US7225912B1 (en) * | 2004-02-26 | 2007-06-05 | Fujitec America Inc. | Escalator wheel monitor |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS429718Y1 (en) * | 1966-04-13 | 1967-05-26 |
-
1977
- 1977-05-13 JP JP5438477A patent/JPS53140788A/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS429718Y1 (en) * | 1966-04-13 | 1967-05-26 |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58140967U (en) * | 1982-03-15 | 1983-09-22 | 三菱電機株式会社 | escalator safety device |
JPS6346457Y2 (en) * | 1982-03-15 | 1988-12-02 | ||
US5096040A (en) * | 1991-09-24 | 1992-03-17 | Otis Elevator Company | Detection of missing steps in an escalator or moving walk |
US5316121A (en) * | 1992-11-25 | 1994-05-31 | Otis Elevator Company | Escalator missing step detection |
US5361887A (en) * | 1994-03-14 | 1994-11-08 | Otis Elevator Company | Apparatus for detecting an irregularity in the frequency of steps passing a particular point within a passenger conveying device |
US7225912B1 (en) * | 2004-02-26 | 2007-06-05 | Fujitec America Inc. | Escalator wheel monitor |
Also Published As
Publication number | Publication date |
---|---|
JPS5761675B2 (en) | 1982-12-25 |
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