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US 2006/0131534 A1Published application
Knife gate valve
OwnerMichel Lerouxinventor
Life of this patent
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Abstract
A valve for controlling the flow of materials is provided. The valve has a valve body having a bore, a guide attached to the valve body, a gate movable within the guide into and out of the bore, and an actuator for the gate, the bore of the valve body having a profile where the gate enters the bore, and the gate having a concave leading edge conforming to a profile of the bore. The valve may be used in throttling applications.
Claims11
A valve comprising:
- a valve body having a bore;
- a guide attached to the valve body;
- a gate movable within the guide into and out of the bore;
- an actuator for the gate;
- the bore of the valve body having a profile where the gate enters the bore;
- and
- the gate having a concave leading edge conforming to the profile of the bore.
4 more elements
A knife gate valve comprising:
- a valve body having a bore;
- a guide attached to the valve body;
- a gate movable within the guide into and out of the bore;
- an actuator for the gate;
- the bore of the valve body having a profile where the gate enters the bore;
- and
- the gate having a recessed leading edge conforming to the profile of the bore.
4 more elements
Dependencies are inferred from the claim text.