Apparatus for elevating and positioning a work platform
US8631902B2 · kind B2 · utility
5Cited by
21References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 11, 2009 |
| Grant date | Jan 21, 2014 |
| Priority date | — |
| Expiry date | Aug 14, 2030 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66F11/046
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
Apparatus for elevating, laterally and rotationally positioning an aerial work platform relative to a support structure such as a mobile vehicle. In one embodiment a platform supporting carriage is mounted for sliding movement along a support beam affixed to a boom and the platform is mounted on the carriage permitting rotation of the platform about a substantially vertical axis. In a second embodiment a four bar linkage is used for longitudinally moving a rotatable platform. One or more powered means may be provided for elevating, leveling and longitudinally and rotationally positioning the work platform.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.