Patent · US Active

Loading ramp

US9221631B2 · kind B2 · utility

5Cited by

9References

18Claims

0Family size

Assignee

Winston Products LLC · US

Inventors

Winston H. Breeden, III · Chagrin Falls, US
Thaddeus Brej · Rocky River, US
Robert C. Johnson · Cadiz, US

Key dates

Filing date	Jul 10, 2014
Grant date	Dec 29, 2015
Priority date	—
Expiry date	Jul 10, 2034

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB65G69/30
WIPO fieldHandling
WIPO sectorMechanical engineering

Abstract

A loading ramp is supported between a first surface and a second surface. The loading ramp includes a first ramp portion. The first ramp portion includes a first rail portion extending between a first end and an opposing second end. The first ramp portion includes at least one first tread portion removably attached to the first rail portion. The at least one first tread portion supports a weight. The loading ramp includes a second ramp portion attached to the first ramp portion. The second ramp portion includes a second rail portion extending between a third end, which is attached to the second end of the first rail portion, and an opposing fourth end. The second ramp portion includes at least one second tread portion removably attached to the second rail portion. The at least one second tread portion supports the weight.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.