Vacuum wall crawler
US9758202B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 21, 2014 |
| Grant date | Sep 12, 2017 |
| Priority date | — |
| Expiry date | Mar 21, 2034 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62D55/075
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
The present invention relates to a vacuum wall crawler having at least one vacuum track unit comprising a track frame, two pulleys provided in opposite ends of the track frame, and defining a wheelbase, an endless track arranged to circulate on the two pulleys, and comprising a flexible band, said flexible band comprising a plurality of apertures, and having a thickness, a vacuum distribution box provided in said track frame wherein the vacuum distribution box is in communication with a portion of the apertures to distribute a vacuum to the portion of apertures as the endless track circulates, where the thickness of the flexible band is 5-20% of the wheel base.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.