Dual-action pressure switch apparatus
Dynamic seal for gas generator chamber
Easily serviced fluid pressure operated switch
Electric circuit controlling device
Electric circuit controlling device and method of operating
Electric circuit controlling device and method of operating same
Electric switch
Electric switch actuated in dependence on pressure, particularly
Electric switch and improved device using same
Electrical circuit assembly and method of operation
Electrical pressure sensing switch
Electrical pressure switch
Electrical pressure switch
Electrical switch apparatus
Electrical switch construction
Electrical switch construction and method of making the same
Electrical switch for induction heating system
Electrical switch responsive to a predetermined fluid flow
Electrical switches and methods of establishing an...
Electrohydraulic switching device