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[[File:Cam-03.jpg|thumb|400px]] | |||
{{Patent | {{Patent | ||
|Office=US | |Office=US | ||
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|Title=Cam actuated switch having movable and fixed contacts on circuit board | |Title=Cam actuated switch having movable and fixed contacts on circuit board | ||
|Company=Tektronix Inc | |Company=Tektronix Inc | ||
|Inventors=Howard Vollum; Willem H | |Inventors=Howard Vollum; Willem H Verhoef; Tony Sprando | ||
|Filing date=1968-10-07 | |Filing date=1968-10-07 | ||
|Grant date=1971-02-09 | |Grant date=1971-02-09 | ||
|Links=Cam switches;2701;2703;432;434;465;475;5A38;5A45;7A15;7A16A;7A18;7A19;7A24;7A26;7B10;7B15;7B50;7B51;7B52;7B53A;7B50A;7B70;7B71;7B80;7B85;7B87;7B92;7B92A;7D01;7D12;7D15;7J20;7S12;7T11;7T11A; | |||
}} | }} | ||
This patent describes the [[cam switches]] that Tek introduced toward the end of the 1960s. | |||
See also [[Patent US 3584174A|Patent 3,584,174]] covering the [[back-lit switches]] used in [[7000-series scopes]]/plugins and other instruments, which also use low-inductance spring contacts on PCBs. | |||
{{Documents|Link=Patent US 3562464A}} |