Flap actuator
First Claim
1. A servo/spoiler flap actuator comprising at least one electrohydraulic servo valve and at least one cylinder, the servo valve and the cylinder being hydraulically connected, wherein the cylinder comprises at least one cylinder housing, the cylinder housing including at least one channel configured to hydraulically connect one or more components selected from the group consisting of an advanced blocking valve, a maintenance operator, a thermal relief valve, a check valve and a filter, wherein no valve block is arranged between the cylinder housing and the servo valve, the cylinder comprising a mounting surface to which the servo valve is mounted, wherein the channel is integrated in the cylinder housing, wherein at least part of the cylinder housing has a layer-wise structure, and wherein components contained in a 2nd stage of the servo valve are partly or completely integrated in the cylinder housing and are hydraulically connected.
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Accused Products
Abstract
The invention relates to a flap actuator, in particular to a servo/spoiler actuator, comprising at least one electrohydraulic servo valve and at least one actuator which are hydraulically connected to one another, wherein the actuator comprises at least one actuator housing in and/or at which the at least one channel is arranged by means of which one or more components, preferably likewise arranged in and/or at the actuator housing, are hydraulically connected and wherein no valve block is arranged between the actuator and the servo valve.
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Citations
4 Claims
- 1. A servo/spoiler flap actuator comprising at least one electrohydraulic servo valve and at least one cylinder, the servo valve and the cylinder being hydraulically connected, wherein the cylinder comprises at least one cylinder housing, the cylinder housing including at least one channel configured to hydraulically connect one or more components selected from the group consisting of an advanced blocking valve, a maintenance operator, a thermal relief valve, a check valve and a filter, wherein no valve block is arranged between the cylinder housing and the servo valve, the cylinder comprising a mounting surface to which the servo valve is mounted, wherein the channel is integrated in the cylinder housing, wherein at least part of the cylinder housing has a layer-wise structure, and wherein components contained in a 2nd stage of the servo valve are partly or completely integrated in the cylinder housing and are hydraulically connected.
Specification