|7055759||PDA configuration of thermostats|
A device and method that may be used at nearly any place to set and adjust a control system such as a thermostat, controller or computer having numerous parameters and options that may be selected for desired operation of an air management system. One may remotely, ...
A float vent is described for automatically venting gas from liquid, such as air from water in a domestic radiator system. In addition to a float valve (2), a subsidiary valve (6) is provided that can seal the vent path and displace the float valve from i...
|4765537||Radiator vent valve|
An improved radiator vent valve includes a freely movable float in a cylindrical casing. The float is formed from a solid sphere of polypropylene. The float normally rests on a bimetallic thermostatic strip which has its ends folded under. The thermostati...