GB168395A - Improved locking device for the gates or doors of lifts, hoists, railway carriages, motor cars and the like - Google Patents
Improved locking device for the gates or doors of lifts, hoists, railway carriages, motor cars and the likeInfo
- Publication number
- GB168395A GB168395A GB1468620A GB1468620A GB168395A GB 168395 A GB168395 A GB 168395A GB 1468620 A GB1468620 A GB 1468620A GB 1468620 A GB1468620 A GB 1468620A GB 168395 A GB168395 A GB 168395A
- Authority
- GB
- United Kingdom
- Prior art keywords
- hoists
- lifts
- doors
- gates
- locking 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
- B66B13/02—Door or gate operation
- B66B13/14—Control systems or devices
- B66B13/16—Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position
Landscapes
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Lock And Its Accessories (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
168,395. Child, W. May 29, 1920. Drawings to Specification. Preventing starting when passengers are entering or leaving vehicles. - The door of an electrically-controlled vehicle is provided with a lock, the bolt of which co-operates with a switch box and breaks an electric circuit on opening the door.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1468620A GB168395A (en) | 1920-05-29 | 1920-05-29 | Improved locking device for the gates or doors of lifts, hoists, railway carriages, motor cars and the like |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1468620A GB168395A (en) | 1920-05-29 | 1920-05-29 | Improved locking device for the gates or doors of lifts, hoists, railway carriages, motor cars and the like |
Publications (1)
Publication Number | Publication Date |
---|---|
GB168395A true GB168395A (en) | 1921-08-29 |
Family
ID=10045738
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1468620A Expired GB168395A (en) | 1920-05-29 | 1920-05-29 | Improved locking device for the gates or doors of lifts, hoists, railway carriages, motor cars and the like |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB168395A (en) |
-
1920
- 1920-05-29 GB GB1468620A patent/GB168395A/en not_active Expired
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