Method of forming sealing members
AssigneeTRW Inc.
InventorJohn Joseph Kupchick
Life of this patent
Estimating the term…
Abstract
A method of forming a sealing member comprising a metal body having a resilient material thereon and a resiliently deflectable lip member extending inwardly from the edge of a hole in the metal body for sealingly contacting a surface, including the steps of: (a) forming a hole in a generally flat, comparatively thin metal sheet; (b) coating at least one side of the metal sheet with a resilient material in such a manner that the resilient material at least covers the hole; (c) cutting away a predetermined amount of resilient material inwardly of the edge of the hole to form the resiliently deflectable lip member, and (d) forming the metal sheet and resilient coating into a predetermined shape defining the outer configuration for the sealing member.
Claims6
A method of forming a sealing member comprising an annular metal body having a resilient material secured in covering relation on one side thereof and which forms a resiliently deflectable lip member extending inwardly from the edge of a hole in the annular metal body for sealingly contacting a surface around which the annular body extends, said method including the steps of forming at least one hole in a thin metal sheet, securing a resilient material on one side of the metal sheet in such a manner that the resilient material covers said hole formed in said metal sheet and a portion thereof extends into and at least partially fills the hole in the metal sheet, cutting away a predetermined amount of resilient material inwardly of the edge of the one hole to form the resiliently deflectable lip member extending radially inwardly of the edge for sealingly contacting the surface, and forming a portion of the metal sheet and resilient material into a predetermined shape defining the outer configuration for the sealing member and including the step of cutting the thin metal sheet and the resilient material into a predetermined annular shape.
A method of forming a sealing member comprising an annular metal body having a resilient material secured in covering relation on one side thereof and which forms a resiliently deflectable lip member extending inwardly from the edge of a hole in the annular metal body for sealingly contacting a surface around which the annular body extends, said method including the steps of forming at least one hole in a thin metal sheet, securing a resilient material on one side of the metal sheet in such a manner that the resilient material covers said hole formed in said metal sheet, cutting away a predetermined amount of resilient material inwardly of the edge of the one hole to form the resiliently deflectable lip member extending radially inwardly of the edge for sealingly contacting the surface, and forming a portion of the metal sheet and resilient material into a predetermined shape defining the outer configuration for the sealing member and including the step of cutting the thin metal sheet and the resilient material into a predetermined annular shape, and wherein the metal sheet includes first and second surfaces, and including the step of securing the resilient material to said first surface and providing a portion thereof extending into the hole formed in the metal sheet to completely fill the hole.
A method of forming a plurality of sealing members each of which comprises an annular metal body having a resilient material secured in covering relationship on one side thereof and which forms a resiliently deflectable lip member extending inwardly from the edge of a hole in the annular metal body for sealingly contacting a surface around which the annular body extends, said method including the steps of forming a plurality of holes in a thin metal sheet, securing resilient material on one side of the thin metal sheet in such a manner that the resilient material covers said plurality of holes formed in said thin metal sheet, cutting away a predetermined amount of resilient material inwardly of the edge of a first one of the plurality of holes in the metal sheet to form a resiliently deflectable lip member extending radially inwardly of the edge of said first one of the holes forming a portion of the metal sheet and resilient material surrounding said first one of the holes into a predetermined shape defining the outer configuration for a sealing member and including the step of cutting the thin metal sheet and the resilient material surrounding said first one of the holes into a predetermined annular shape, cutting away a predetermined amount of resilient material inwardly of the edge of a second one of the plurality of holes to form a resiliently deflectable lip member extending radially inwardly of the edge of said second one of the holes, and forming a portion of the metal sheet and resilient material surrounding said second one of the holes into a predetermined shape defining the outer configuration for a sealing member and including the step of cutting the thin metal sheet and the resilient materiaal surrounding said second one of said holes into a predetermined annular shape, and wherein the step of securing resilient material on one side of the metal sheet to cover said plurality of holes includes the step of providing a portion of the resilient material covering said plurality of holes extending into and at least partially filling said plurality of holes formed in the metal sheet.
A method of forming a plurality of sealing members each of which comprises an annular metal body having a resilient material secured in covering relationship on one side thereof and which forms a resiliently deflectable lip member extending inwardly from the edge of a hole in the annular metal body for sealingly contacting a surface around which the annular body extends, said method including the steps of forming a plurality of holes in a thin metal sheet, securing resilient material on one side of the thin metal sheet in such a manner that the resilient material covers said plurality of hole formed in said thin metal sheet, cutting away a predetermined amount of resilient material inwardly of the edge of a first one of the plurality of holes in the metal sheet to form a resiliently deflectable lip member extending radially inwardly of the edge of said first one of the holes forming a portion of the metal sheet and resilient material surrounding said first one of the holes into a predetermined shape defining the outer configuration for a sealing member and including the step of cutting the thin metal sheet and the resilient material surrounding said first one of the holes into a predetermined annular shape, cutting away a predetermined amount of resilient material inwardly of the edge of a second one of the plurality of holes to form a resiliently deflectable lip member extending radially inwardly of the edge of said second one of the holes, and forming a portion of the metal sheet and resilient material surrounding said second one of the holes into a predetermined shape defining the outer configuration for a sealing member and including the step of cutting the thin metal sheet and the resilient material surrounding said second one of said holes into a predetermined annular shape, and wherein the metal sheet includes first and second surfaces, and including the step of securing the resilient material to one of the surfaces and providing a portion thereof extending into said plurality of holes to completely fill the plurality of holes in the thin metal sheet.
A method of forming a plurality of sealing members each of which comprises an annular metal body having a resilient material secured in covering relationship on one side thereof and which forms a resiliently deflectable lip member extending inwardly from the edge of a hole in the annular metal body for sealingly contacting a surface around which the annular body extends, said method including the steps of forming a plurality of holes in a thin metal sheet, securing resilient material on one side of the thin metal sheet in such a manner that the resilient material covers said plurality of holes formed in said thin metal sheet, cutting away a predetermined amount of resilient material inwardly of the edge of a first one of the plurality of holes in the metal sheet to form a resiliently deflectable lip member extending radially inwardly of the edge of said first one of the holes, cutting the thin metal sheet and the resilient material surrounding said first one of the holes into a predetermined annular shape, bending a portion of the metal sheet and resilient material surrounding said first one of the holes into a predetermined shape defining the outer configuration for a sealing member, cutting away a predetermined amount of resilient material inwardly of the edge of a second one of the plurality of holes to form a resiliently deflectable lip member extending radially inwardly of the edge of said second one of the holes, cutting the thin metal sheet and the resilient material surrounding said second one of said holes into a predetermined annular shape, and bending a portion of the metal sheet and resilient material surrounding said second one of the holes into a predetermined shape defining the outer configuration for a sealing member.
Dependencies are inferred from the claim text.