NL60713C - - Google Patents
Info
- Publication number
- NL60713C NL60713C NL60713DA NL60713C NL 60713 C NL60713 C NL 60713C NL 60713D A NL60713D A NL 60713DA NL 60713 C NL60713 C NL 60713C
- Authority
- NL
- Netherlands
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/02—Detecting movement of traffic to be counted or controlled using treadles built into the road
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/24—Power arrangements internal to the switch for operating the driving mechanism using pneumatic or hydraulic actuator
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
- Switches Operated By Changes In Physical Conditions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB828338A GB512836A (en) | 1938-03-17 | 1938-03-17 | Improvements in or relating to electric switches suitable for operation by the passage of road vehicles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL60713C true NL60713C (en:Method) |
Family
ID=9849535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL60713D NL60713C (en:Method) | 1938-03-17 |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE920893C (en:Method) |
| FR (1) | FR851726A (en:Method) |
| GB (1) | GB512836A (en:Method) |
| NL (1) | NL60713C (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112176895B (zh) * | 2020-10-19 | 2021-11-23 | 江苏盛达福交通工程有限公司 | 道路交通标线投影装置 |
-
0
- NL NL60713D patent/NL60713C/xx active
-
1938
- 1938-03-17 GB GB828338A patent/GB512836A/en not_active Expired
-
1939
- 1939-03-04 DE DEA2445D patent/DE920893C/de not_active Expired
- 1939-03-16 FR FR851726D patent/FR851726A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB512836A (en) | 1939-09-27 |
| FR851726A (fr) | 1940-01-13 |
| DE920893C (de) | 1954-12-02 |