Curb block
US10724184B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jul 16, 2018 |
| Grant date | Jul 28, 2020 |
| Priority date | — |
| Expiry date | Sep 12, 2038 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE01C11/222
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A curb block system includes a main curb block and a male tubular block. The main curb block includes: a body case formed through injection molding of a plastic material, having an open bottom, and including a plurality of vertical partition walls arranged therein to form a plurality of empty compartments; semicircular female slots vertically formed at opposite ends of an upper surface of the body case to face other main curb blocks adjacent thereto, respectively, and the male tubular block is inserted into and coupled to adjacent female slots of a pair of adjacent main curb blocks, has a thickness smaller than the width of the female slot such that an array of the adjacent main curb blocks can be two-dimensionally curved at a predetermined angle in a horizontal plane.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.