LandOfFree - US Patents - Listing for Valves and valve actuation,Reciprocating valve

Valves and valve actuation – Reciprocating valve – Gate

Parallel-slide gate valve

Valves and valve actuation – Reciprocating valve – Gate

Peripheral knife gate seal

Valves and valve actuation – Reciprocating valve – Piston

Piston actuator incorporating partitioned pressure chambers

Valves and valve actuation – Reciprocating valve – Piston

Piston valve

Valves and valve actuation – Reciprocating valve – Gate

Plate brick for sliding gate valve

Valves and valve actuation – Reciprocating valve – Push or pull operator

Plural component air operated snuff-back dispense valve

Valves and valve actuation – Reciprocating valve – Particular head and seat cooperation

Pneumatic plunger-type valve

Valves and valve actuation – Reciprocating valve – Push or pull operator

Pneumatic sensor

Valves and valve actuation – Reciprocating valve – Particular head and seat cooperation

Poppet damper in exhaust gas duct

Valves and valve actuation – Reciprocating valve – Push or pull operator

Poppet release for poppet valve of a fuel dispensing nozzle

Valves and valve actuation – Reciprocating valve – Diaphragm

Poppet valve

Valves and valve actuation – Reciprocating valve – Gate

Ported gate valves, method and apparatus

Valves and valve actuation – Reciprocating valve – Push or pull operator

Position indicating valves

Valves and valve actuation – Reciprocating valve – Particular head and seat cooperation

Powdered metal inlay

Valves and valve actuation – Reciprocating valve – Gate

Pre-loaded valve follower sealing apparatus

Valves and valve actuation – Reciprocating valve – Diaphragm

Precision valve assembly

Valves and valve actuation – Reciprocating valve – Particular head and seat cooperation

Pressure control valve

Valves and valve actuation – Reciprocating valve – Piston

Pressure controlled valve

Valves and valve actuation – Reciprocating valve – Gate

Pressure rated oil field gate valve