| 摘要 |
<p>The pneumatic brake servo including a housing comprising two half-shells, a movable wall formed by a membrane plate and a membrane (7) bearing upon it, has means for the membrane which enable a geometrically stable contour of the radially outer formed sealing bead (8) which is clamped between the two halves of the housing. The aforesaid means comprise a ring element (13) of plastic or metal which is inserted in the sealing bead. The ring element can be buttoned into a recess (12) in the sealing bead, or can be vulcanized into the sealing bead.</p> |
