Sealing plug
AssigneeTRW United Carr GmbH & Co. KG
InventorsGunther Schmitz, Bodo Greulich, Gerhard Kettenring
Life of this patent
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Abstract
This invention relates to a sealing plug for tight sealing an opening in a panel, specifically in a motor vehicle chasis, comprising a plastic body 1 made up of a head portion 2 and a heat sealable ring 3 which is joined mechanically and/or by chemical surface adhesion and that the heat sealable ring 3 upon heated to a temperature in the range of from 85.degree. C. to 180.degree. C. causes the sealing ring to be firmly bonded and fixed to the vehicle panel.
Claims12
In a sealing plug device adapted to seal an opening in a panel said plug comprising a head portion having a circumferential dimension larger than the circumference of the opening forming a flange that overlies the edge of said openings,
- an array of resilient guide means extending axially from said head portion and disposed in circumferentially spaced apart relation from one another and adapted to be fittingly engaged in said opening, the free end of said guide means equipped with shoulder portions for engaging one of the surfaces of said panel preventing removal of the sealing plug,
- a heat responsive plastic ring fittingly disposed on said head portion, the improvement comprising said flange portion formed with shaped receiving openings and said heat responsive plastic ring equipped with lug means adapted to be fittingly received into said receiving openings whereby the heat responsive ring is secured to said sealing plug.
Dependencies are inferred from the claim text.