Method and assembly for masking
AssigneeGeneral Electric Company
InventorPeter Martin Brown
Life of this patent
Estimating the term…
Abstract
A mask assembly for protecting a portion of a workpiece from over spray while coating a preselected surface of the workpiece with thermal spray. The mask assembly includes a sheet sized and shaped for covering the portion of the workpiece which the assembly is intended to protect and a support plate selectively mountable over the sheet while the surface is coated with thermal spray. The mask assembly also includes a clamp mountable on the support plate for selectively attaching the support plate to the workpiece thereby clamping the support plate and sheet in position over the portion of the workpiece.
Claims16
A mask assembly for protecting a portion of a workpiece from over spray while coating a preselected surface of the workpiece with thermal spray, said mask assembly comprising:
- an annular sheet formed in segments for covering corresponding segments of the annular workpiece, said sheet being sized and shaped for covering the portion of the workpiece which the assembly is intended to protect;
- a support plate selectively mountable over the sheet while the surface is coated with thermal spray;
- and
- a damp mountable on the support plate for selectively attaching the support plate to the workpiece thereby clamping the support plate and sheet in position over the portion of the workpiece.
A mask assembly for protecting a portion of an annular workpiece from over spray while coating a preselected surface of the workpiece with thermal spray, said mask assembly comprising:
- an annular sheet having a thickness of less than about 0.10 inch, the sheet being sized and shaped for covering the portion of the workpiece;
- and
- a clamp for selectively clamping the sheet to the workpiece in position over the portion of the workpiece.
Dependencies are inferred from the claim text.