Seal and fluid valve
AssigneeVitesco Technologies GmbH
InventorAlexandru Popa
Life of this patent
Estimating the term…
Abstract
A seal for use in a fluid control valve includes: a first, elastically deformable, plastic part; and a second plastic part configured as a hard seal element and connected to the first plastic part. The first and the second plastic parts form a seal assembly having a first frontal end configured to bear in a sealing manner on an actuatable valve body of the fluid control valve, and a second frontal end configured to bear in a sealing manner on a valve housing of the fluid control valve, wherein at least the first frontal end has a first end side having an encircling projecting bead configured to seal against the actuatable valve body.
Claims19
A seal (4) for use in a fluid control valve (2), comprising:
- a first, elastically deformable, plastic part (10);
- at least one support element (14) configured so as to be closed in an encircling manner made from plastic and/or metal and integrated in the first plastic part (10);
- at least one protrusion (14r) that is part of and extends radially from a radially outer circumferential surface of the support element (14) and configured to secure the support element (14) relative to the first plastic part (10);
- and
- a second plastic part (12) configured as a hard seal element and connected to the first plastic part (10),
- wherein the first and the second plastic part (10, 12) together form a seal assembly (4) having a first frontal end (SE1) configured to bear in a sealing manner on an actuatable valve body (6) of the fluid control valve (2), and a second frontal end (SEII) configured to bear in a sealing manner on a valve housing (8) of the fluid control valve (2), wherein at least the first frontal end (SEI) has a first end side (SI) having an encircling projecting bead (15) configured to seal against the actuatable valve body (6).
Dependencies are inferred from the claim text.