GB183607A - An improved indicating device, particularly suitable for use with bell pushes - Google Patents
An improved indicating device, particularly suitable for use with bell pushesInfo
- Publication number
- GB183607A GB183607A GB1284521A GB1284521A GB183607A GB 183607 A GB183607 A GB 183607A GB 1284521 A GB1284521 A GB 1284521A GB 1284521 A GB1284521 A GB 1284521A GB 183607 A GB183607 A GB 183607A
- Authority
- GB
- United Kingdom
- Prior art keywords
- particularly suitable
- indicating device
- bell
- improved indicating
- pushes
- 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
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B5/00—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
- G08B5/02—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using only mechanical transmission
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
Abstract
183,607. Day, W. I. L. May 5, 1921. Press - button switches; indicators.- A bell push for doors is provided with means whereby information is conveyed to a caller. The push g, when pressed, forces the lever g<1> downwards and completes the circuit through the terminals k. At the. same time the card-holder d falls and discloses a message card e<2>.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1284521A GB183607A (en) | 1921-05-05 | 1921-05-05 | An improved indicating device, particularly suitable for use with bell pushes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1284521A GB183607A (en) | 1921-05-05 | 1921-05-05 | An improved indicating device, particularly suitable for use with bell pushes |
Publications (1)
Publication Number | Publication Date |
---|---|
GB183607A true GB183607A (en) | 1922-08-03 |
Family
ID=10012170
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1284521A Expired GB183607A (en) | 1921-05-05 | 1921-05-05 | An improved indicating device, particularly suitable for use with bell pushes |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB183607A (en) |
-
1921
- 1921-05-05 GB GB1284521A patent/GB183607A/en not_active Expired
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