Standard-thomson Corporation

Ken Zhao

Wayne R Duprez

Matthew Fratantonio

A positive crankcase ventilation valve includes a flow restrictor movable in an orifice to vary flow of fumes from an engine crankcase to an intake manifold in a vehicle. The valve also includes a temperature-activated element for moving the flow restrictor in the orifice.

Temperature-controlled PCV valve

A positive crankcase ventilation valve includes a flow restrictor movable in an orifice to vary flow of fumes from a crankcase to an intake manifold in a vehicle. The valve also includes a wax motor for moving the flow restrictor in the orifice.

A thermostat apparatus is provided. The thermostat apparatus comprises a thermostat and a positioner for establishing different operating temperatures for thermostat.

Thermostat apparatus for use with temperature control system

A thermostat comprises a valve and an electric valve actuator to move the valve against a valve seat. The thermostat comprises a wax motor responsive to temperature to move the valve away from the valve seat.

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West Roxbury, MA, United States of America

Ken Zhao