LandOfFree - US Patents - Listing for Valves and valve actuation,Rotary valves,Butterfly

Valves and valve actuation – Rotary valves – Butterfly

Sealing device for valves

Valves and valve actuation – Rotary valves – Butterfly

Sealing liner with incorporated reaction ring, more particularly

Valves and valve actuation – Rotary valves – Butterfly

Sealing valve for air ducts

Valves and valve actuation – Rotary valves – Butterfly

Seat assembly for butterfly valve

Valves and valve actuation – Rotary valves – Butterfly

Seat centerline operated butterfly valve

Valves and valve actuation – Rotary valves – Butterfly

Seat ring and butterfly valve fitting this seat ring thereto

Valves and valve actuation – Rotary valves – Butterfly

Seat ring with insert for butterfly valve, and manufacturing...

Valves and valve actuation – Rotary valves – Butterfly

Segmented seat retainer for valves

Valves and valve actuation – Rotary valves – Butterfly

Shaft and valve disc connection for butterfly valve

Valves and valve actuation – Rotary valves – Butterfly

Shaftless butterfly valve

Valves and valve actuation – Rotary valves – Butterfly

Shut-off or throttle valve with pivotal flap

Valves and valve actuation – Rotary valves – Butterfly

Shut-off valve with a seal formed from an elastic strip

Valves and valve actuation – Rotary valves – Butterfly

Slow closing actuator and valve

Valves and valve actuation – Rotary valves – Butterfly

Slow closing actuator and valve

Valves and valve actuation – Rotary valves – Butterfly

Smoke, fire and air control damper with stamped blade

Valves and valve actuation – Rotary valves – Butterfly

Sound dampening duct damper

Valves and valve actuation – Rotary valves – Butterfly

Split damper housing

Valves and valve actuation – Rotary valves – Butterfly

Stem and disc seal construction for butterfly valves

Valves and valve actuation – Rotary valves – Butterfly

Stepped butterfly valve