Roller track and stop therefor
US5033600A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Sep 13, 1990 |
| Grant date | Jul 23, 1991 |
| Priority date | — |
| Expiry date | Sep 13, 2010 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65G1/08
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
For a roller track for a storage rack arranged for gravitational flow of load-bearing pallets, an elongate stop having a hooked end and being made from a polycaprolactum (nylon 6) of a suitable grade having a tensile strength of at least about 11,800 psi, a modulus of at least about 400,000 in flexure, and an inpact strength of at least about 1 foot-pound per inch of notch in the Izod test. A roller track for such a rack comprises two parallel walls, a longitudinal array of freely rotatable rollers journalled therebetween so as to extend upwardly from a space therebetween, and such a stop mounted therebetween, at a lower end of the roller track, so that the hooked end points upwardly.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.