JPS5313761A - Method for detecting elevator in contact of floor in freight handling machine - Google Patents
Method for detecting elevator in contact of floor in freight handling machineInfo
- Publication number
- JPS5313761A JPS5313761A JP8218576A JP8218576A JPS5313761A JP S5313761 A JPS5313761 A JP S5313761A JP 8218576 A JP8218576 A JP 8218576A JP 8218576 A JP8218576 A JP 8218576A JP S5313761 A JPS5313761 A JP S5313761A
- Authority
- JP
- Japan
- Prior art keywords
- floor
- contact
- handling machine
- freight handling
- elevator
- 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
- Control And Safety Of Cranes (AREA)
Abstract
PURPOSE: To intend to simplify the structure of detecting an elevator in contact on the floor for detecting it by the generated voltage drop of the motor or the decrease of the speed by dynamically controlling a hoisting induction motor of the elevator to reduce the production cost and simplify the maintenance.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8218576A JPS5313761A (en) | 1976-07-10 | 1976-07-10 | Method for detecting elevator in contact of floor in freight handling machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8218576A JPS5313761A (en) | 1976-07-10 | 1976-07-10 | Method for detecting elevator in contact of floor in freight handling machine |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5313761A true JPS5313761A (en) | 1978-02-07 |
Family
ID=13767373
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8218576A Pending JPS5313761A (en) | 1976-07-10 | 1976-07-10 | Method for detecting elevator in contact of floor in freight handling machine |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5313761A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS567889A (en) * | 1979-06-26 | 1981-01-27 | Shinko Electric Co Ltd | Landing detector for grab backet |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4832011A (en) * | 1971-08-27 | 1973-04-27 |
-
1976
- 1976-07-10 JP JP8218576A patent/JPS5313761A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4832011A (en) * | 1971-08-27 | 1973-04-27 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS567889A (en) * | 1979-06-26 | 1981-01-27 | Shinko Electric Co Ltd | Landing detector for grab backet |
JPS5738515B2 (en) * | 1979-06-26 | 1982-08-16 |
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