Adjustable multi-purpose dolly
US8602443B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 19, 2011 |
| Grant date | Dec 10, 2013 |
| Priority date | — |
| Expiry date | May 16, 2031 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62B2206/006
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A dolly for moving objects having a rectangular platform with casters mounted underneath, having four posts which may be raised from the base and locked into an upright position. The posts further have crossbars pivotally mounted thereon, which are releasably connectable to the crossbars of adjacent posts, to form a supportive railing around the tops of the posts. The posts may further be connected by means of telescopic arms, which are pivotally connected to one crossbar, and extendible to another crossbar, wherein they may be releasably connected by means of a knob at the end of the telescopic arm being pressed into an inverted teardrop-shaped receptacle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.