GB690398A - An improved road traffic indicator stud - Google Patents
An improved road traffic indicator studInfo
- Publication number
- GB690398A GB690398A GB2143/51A GB214351A GB690398A GB 690398 A GB690398 A GB 690398A GB 2143/51 A GB2143/51 A GB 2143/51A GB 214351 A GB214351 A GB 214351A GB 690398 A GB690398 A GB 690398A
- Authority
- GB
- United Kingdom
- Prior art keywords
- carrier
- reflector
- ring
- reflectors
- passageways
- 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
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/50—Road surface markings; Kerbs or road edgings, specially adapted for alerting road users
- E01F9/553—Low discrete bodies, e.g. marking blocks, studs or flexible vehicle-striking members
- E01F9/565—Low discrete bodies, e.g. marking blocks, studs or flexible vehicle-striking members having deflectable or displaceable parts
- E01F9/571—Low discrete bodies, e.g. marking blocks, studs or flexible vehicle-striking members having deflectable or displaceable parts displaceable vertically under load, e.g. in combination with rotation
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Signs Or Road Markings (AREA)
Abstract
690,398. Road-traffic signs. GUISE, A. Jan. 29, 1952 [Jan. 29, 1951]. No. 2143/51. Class 3(ii). A road traffic stud comprises a body 3 having a cylindrical bore 4 containing a piston 5 which is depressable against a resilient resistance 10 and which is connected to a reflector carrier 8, a flexible sealing diaphragm 11 extending between the top of the body and the reflector carrier, the reflector carrier having passageways 19, 20 in the head whereby upon its depression air is emitted from the passageways to clean areas adjacent the reflectors. The reflector carrier 8 is connected to the piston by a pin 7 and the reflectors 9 are positioned in grooves in the carrier so that they are protected by overhanging hoods 8b. The sealing diaphragm 11 is of rubber and engages a groove 8a in the stem of the carrier and has an upstanding rib 11a which engages beneath an overhanging portion of a ring 13 by which the diaphragm is clamped to the body 3 so as to provide a dirt proof seal. The ring 13 is cut away adjacent each reflector so that it can be seen and wipers 17 are screwed to the ring so that when the carrier is depressed the reflectors are wiped. Air is also forced by such depression through an axial passageway 19 and four radial passageways 20 to clean the space between the carrier and the ring 13.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2143/51A GB690398A (en) | 1951-01-29 | 1951-01-29 | An improved road traffic indicator stud |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2143/51A GB690398A (en) | 1951-01-29 | 1951-01-29 | An improved road traffic indicator stud |
Publications (1)
Publication Number | Publication Date |
---|---|
GB690398A true GB690398A (en) | 1953-04-22 |
Family
ID=9734358
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2143/51A Expired GB690398A (en) | 1951-01-29 | 1951-01-29 | An improved road traffic indicator stud |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB690398A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2941447A (en) * | 1957-04-11 | 1960-06-21 | Sr Gheen R Abbott | Highway marker |
EP0040083A2 (en) * | 1980-05-13 | 1981-11-18 | Bernard Wright | Self-cleaning reflective road marker |
US4597691A (en) * | 1981-10-06 | 1986-07-01 | Animotion Inc. | Retractable traffic delineator |
-
1951
- 1951-01-29 GB GB2143/51A patent/GB690398A/en not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2941447A (en) * | 1957-04-11 | 1960-06-21 | Sr Gheen R Abbott | Highway marker |
EP0040083A2 (en) * | 1980-05-13 | 1981-11-18 | Bernard Wright | Self-cleaning reflective road marker |
EP0040083A3 (en) * | 1980-05-13 | 1982-05-26 | Bernard Wright | Self-cleaning reflective road marker |
US4597691A (en) * | 1981-10-06 | 1986-07-01 | Animotion Inc. | Retractable traffic delineator |
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