Portable scaffold brake
US7036636B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 26, 2002 |
| Grant date | May 2, 2006 |
| Priority date | — |
| Expiry date | Jun 3, 2023 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60T1/14
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
The portable brake of the present invention comprises a top bracket, a bottom bracket, a leg, a handle, a toggle plate, and a foot. The top bracket of the portable brake has a back plate, side plates, a bottom plate, a toggle joint, a rung hook, and a leg sheath. The bottom bracket comprises a back plate, side plates, a bottom plate, a rung hook, and a leg sheath. The top and bottom brackets secure a leg, which passes through the leg sheaths of the brackets and leg apertures in the bottom plates of the brackets. A toggle plate is connected at one end to the top of the leg, and is connected at the other end to a pair of hinge plates. The hinge plates are, in turn, connected to a handle and to the toggle joint of the top bracket.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.