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US 10,081,211 B2Granted
Printing screens, frames therefor and printing screen units
AssigneeAsm Assembly Systems Weymouth Ltd.
InventorsJames Graham Hall, Fraser Shaw
Life of this patent
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Abstract
A printing screen, comprising a sheet, at least sections of at least one pair of opposite edges of which are folded such as to define attachment elements, and a printing screen unit including at least one pair of interface members attachable to the attachment elements at the at least one pair of opposite edges of the sheet.
Claims20
A frame for use with a printing screen, the frame comprising:
- four sides, each side having an interface member adapted for attachment to a respective side of the printing screen and engagement with an external tensioning mechanism;
- wherein the interface members each include an attachment section adapted for attachment to the respective side of the printing screen, and an engagement section adapted for engagement to the external tensioning mechanism;
- wherein the engagement section includes an engagement surface for engagement to the external tensioning mechanism and the engagement surface is disposed outwardly of the respective side of the printing screen and inclined outwardly from a free edge of the engagement surface relative to the respective side of the printing screen;
- wherein the interface members are adapted to be connected together to form the frame via a tongue and recess interface;
- and
- wherein the interface members can shift relative to one another, whereby the frame can be tensioned by the external tensioning mechanism to tension the printing screen.
3 more elements
Dependencies are inferred from the claim text.