LandOfFree - US Patents - Listing for Fluid handling

Valve with a reduced number of exhaust ports and vents

Fluid handling – Line condition change responsive valves – With separate connected fluid reactor surface

Valve with a threshold with retractable push rod

Fluid handling – With indicator – register – recorder – alarm or inspection means – Plural

Valve with actuator whose functional capability can be monitored

Valve with adjustable stop

Reexamination Certificate

Valve with adjustable valve seat

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

Valve with an automatic bleed device

Fluid handling – With repair – tapping – assembly – or disassembly means – With disassembly tool engaging feature

Valve with anti-removal feature

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

Valve with backflow preventer

Fluid handling – With indicator – register – recorder – alarm or inspection means – Liquid level responsive indicator – recorder or alarm

Valve with built-in level gauge

Valve with ceramic discs

Reexamination Certificate

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

Valve with check valve

Reexamination Certificate

Fluid handling – With indicator – register – recorder – alarm or inspection means – Time

Valve with circulation timer

Fluid handling – With indicator – register – recorder – alarm or inspection means – Plural

Valve with combination lock and remote control

Fluid handling – Processes – Cleaning – repairing – or assembling

Valve with compressible valve stem and valve body seals

Fluid handling – Diverse fluid containing pressure systems – Fluid separating traps or vents

Valve with condensate recovery device

Fluid handling – Destructible or deformable element controlled – Heat destructible or fusible

Valve with consumable vent hole seal device

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

Valve with controlled-action obturator for the metered delivery

Valve with crenellated seat

Fluid handling – Convertible – Units interchangeable between alternate locations

Valve with different configurations for different uses