Slide valve
First Claim
1. A slide valve, comprising:
- a housing having a flow channel;
a slide plate located in the housing and displaceable transversely to a flow channel axis between a closed position, in which it blocks flow through the flow channel, and an open position, in which it provides for the flow through the flow channel; and
a seal ring surrounding the flow channel and engaging the slide plate in the closed position thereof and disengageable from the slide plate in the open position thereof;
wherein the housing has an annular surface surrounding the flow channel and located adjacent to the seal ring, the annular surface having a plurality of bores having axes extending parallel to the flow channel axis,wherein the seal ring has, on a side thereof remote from the slide plate, a plurality of circumferentially arranged recesses spaced from each other and extending in a circumferential direction, the recesses being outwardly limited by key hole-shaped openings, respectively, and being aligned, respectively, with the bores formed in the adjacent annular surface of the housing, andwherein the slide valve further comprises a plurality of bolts displaceably arranged in the plurality of bores and having shaped heads extending into the plurality of recesses, respectively, and engageable from behind by respective key hole-shaped openings.
5 Assignments
0 Petitions
Accused Products
Abstract
A slide valve including a housing having a flow channel, a slide plate for controlling flow through the channel, and a seal ring surrounding the flow channel and engaging the slide plate in its closed position and disengageable from the slide plate in its open position, with the seal ring having on its side remote for the slide plate, a plurality of circumferentially arranged recesses spaced from each other, extending in a circumferential direction, outwardly limited by key hole-shaped openings respectively, and aligned, respectively, with the bores formed in the adjacent to the seal ring, annular surface of the housing and in which a plurality of bolts are respectively displaceable, which bolts have shaped heads extending into the recesses and engageable from behind by key hold-shaped openings.
97 Citations
11 Claims
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1. A slide valve, comprising:
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a housing having a flow channel; a slide plate located in the housing and displaceable transversely to a flow channel axis between a closed position, in which it blocks flow through the flow channel, and an open position, in which it provides for the flow through the flow channel; and a seal ring surrounding the flow channel and engaging the slide plate in the closed position thereof and disengageable from the slide plate in the open position thereof; wherein the housing has an annular surface surrounding the flow channel and located adjacent to the seal ring, the annular surface having a plurality of bores having axes extending parallel to the flow channel axis, wherein the seal ring has, on a side thereof remote from the slide plate, a plurality of circumferentially arranged recesses spaced from each other and extending in a circumferential direction, the recesses being outwardly limited by key hole-shaped openings, respectively, and being aligned, respectively, with the bores formed in the adjacent annular surface of the housing, and wherein the slide valve further comprises a plurality of bolts displaceably arranged in the plurality of bores and having shaped heads extending into the plurality of recesses, respectively, and engageable from behind by respective key hole-shaped openings. - View Dependent Claims (3, 4, 5, 6, 7, 8, 9, 10, 11)
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2. A slide valve asset forth in claim It wherein the shaped heads of the bolts have one of a bracket shape and a mushroom shape.
Specification