Metal fencing, gratings and the like employing novel interconnecting means and method of assembly
US4667935A · kind A · utility
34Cited by
15References
3Claims
0Family size
Inventor
Key dates
| Filing date | Jun 17, 1986 |
| Grant date | May 26, 1987 |
| Priority date | — |
| Expiry date | Jun 17, 2006 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T403/7003
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A method for joining tubular members at right angles for use in the construction of a rail and pole metal fence, grating and the like, in which the poles are inserted in prepunched multi-sided clearance holes in the rails and are secured therein by means of set screws, serrated pins or nails.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.