Guidepost for roadways and the like
US4123183A · kind A · utility
Inventor
Key dates
| Filing date | Aug 29, 1977 |
| Grant date | Oct 31, 1978 |
| Priority date | — |
| Expiry date | Aug 29, 1997 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE01F9/629
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A guidepost for roadways or the like comprising an elongated tubular member formed from a flexible plastic material having a substantially "T"-shaped, cross-sectional configuration throughout the length thereof, the forward or front wall being relatively flat across its face and integrally formed, with sinusoidal-shaped side walls and a semi-circular rear wall defining the base of the "T"-shaped configuration, the forward wall having affixed adjacent one end thereof a reflector member. The lower, inner tubular section includes a filler core to provide and maintain its cross section below the ground line, the lower terminating end of the guidepost including a base member defined by an annular flange member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.