Stacker crane
US7721654B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Aug 26, 2005 |
| Grant date | May 25, 2010 |
| Priority date | — |
| Expiry date | Dec 10, 2026 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66F9/072
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
The invention provides a stacker crane, configured to move on a single rail provided along one or more racks, includes: a first wheel that moves on the rail; a second wheel that moves on the rail, and that is disposed spaced apart from the first wheel in a fore-and-aft direction; a vehicle frame supported by the first wheel and the second wheel; first drive supported by the vehicle frame for driving the first wheel. The vehicle frame includes: a first support frame for supporting the first wheel and the first drive means; a second support frame for supporting the second wheel; and a connection frame that connects the first support frame and the second support frame. The stacker crane also includes a first support post that extends vertically and whose lower end portion is connected to the first support frame; a second support post that extends vertically and whose lower end portion is connected to the second support frame; and a vertically movable platform that is guided by the first support post and the second support post, and that can move vertically with respect to the vehicle frame.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.