LandOfFree - US Patents - Listing for Fluid handling

Fluid handling – Back flow prevention by vacuum breaking – Air vent in liquid flow line

Rinse water valve for vacuum toilet system

Fluid handling – Diverse fluid containing pressure systems – Main line flow displaces additive from shunt reservoir

Rinse-injection box for automatically introducing controlled flo

Fluid handling – Systems – Articulated or swinging flow conduit

Rinsing assembly with swivel actuating valve

Fluid handling – Line condition change responsive valves – Direct response valves

Riser check valve

Fluid handling – Destructible or deformable element controlled – Destructible element

Riser check valve

Fluid handling – Line condition change responsive valves – Safety cut-off requiring reset

Riser line shutoff valve

Fluid handling – Distribution systems involving geographic features

Riser pipe for pivotally attached structure used to extract petr

Fluid handling – Self-proportioning or correlating systems – Self-controlled branched flow systems

Riser spout diverter assembly

Fluid handling – With casing – support – protector or static constructional... – Static constructional installations

Risers for a waste water treatment facility

Fluid handling – With casing – support – protector or static constructional... – Static constructional installations

Risers for use with access openings in wastewater treatment...

Rising stem soft seat plug valve

Rising stem soft seat plug valve

Fluid handling – With indicator – register – recorder – alarm or inspection means – Position or extent of motion indicator

Rising stem valve position indicator

Fluid handling – With cleaner – lubrication added to fluid or liquid sealing... – Cleaning or steam sterilizing

Rising-plug plug valve

Fluid handling – Systems – With running joint between movable parts of system

Robot wrist of an industrial robot

Fluid handling – Control by change of position or inertia of system

Rockable earthquake valve

Rocker lever solenoid valve

Rocker valve for sealing large orifices

Rocker valve with pneumatic pre-control