Material Handling Apparatus
AssigneeMatcon Limited
InventorEdward Piepereit
Life of this patent
Estimating the term…
Abstract
The invention relates to apparatus 1 for releasably securing the lid 2 of a receptacle 3 for removal or replacement of the lid, the apparatus 1 comprising means 6 defining first and second vacuum chambers 5,7, the second vacuum chamber 7 being adapted to contact and secure a lid 2 when a pressure drop occurs in said second chamber 7, the arrangement being such that creating of a vacuum in the first chamber 5 acts on the defining means 6 to create a pressure drop in the second chamber 7 without fluid flow between the chambers, the pressure drop being sufficient to secure the lid 2 for removal of the lid from the receptacle.
Claims13
Apparatus for releasably securing the lid of a receptacle for removal or replacement of the lid, the apparatus comprising means defining first and second vacuum chambers, the second vacuum chamber being adapted to contact and secure a lid when a pressure drop occurs in said second chamber, the arrangement being such that creation of a vacuum in the first chamber acts on the defining means to create a pressure drop in the second chamber without fluid flow between the chambers, the pressure drop being sufficient to secure the lid for removal of the lid from the receptacle.
Dependencies are inferred from the claim text.