Vacuum cup with relief port and method of moving and releasing an object
US7712807B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 15, 2007 |
| Grant date | May 11, 2010 |
| Priority date | — |
| Expiry date | May 26, 2027 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65G47/91
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A method utilizing a vacuum cup for a material handling system including a body portion and a perimeter seal that functions to substantially seal against an object. Engaging the vacuum cup with an object to substantially seal the cup perimeter against the object. Substantially closing a relief port, via the sealing member, as the vacuum cup is engaged with the object. Transporting the object to a targeted location while the perimeter seal is substantially sealed against the object. Moving the vacuum cup in a direction generally away from the object at the targeted location. At least partially opening the relief portion to at least partially vent the cavity from the vacuum cup. Removing the vacuum cup from the object.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.