Patent US 3900711A

Patent number	US 3900711A (click link for details and documents via Google Patents)
Title	Electrical contactor assembly for high frequency applications
Inventors	Ken Holland
Company	Tektronix Inc
Filing date	1974-02-04
Grant date	1975-08-19

Cites:

Patent	Title	Inventors	Assignee	Granted
Patent US 3562464A	Cam actuated switch having movable and fixed contacts on circuit board	Howard Vollum • Willem H Verhoef • Tony Sprando	Tektronix Inc	1971-02-09
Patent US 3719788A	Switch having ganged contacts mounted on opposite sides of circuit board	Ken Holland • Tony Sprando	Tektronix Inc	1973-03-06
Patent US 3753170A	Step attenuator apparatus having attenuator stages selectively connected in cascade by cam actuated switches	Ken Holland	Tektronix Inc	1973-08-14

Related products:

Manufacturer	Model	Description	Introduced	Designers
Tektronix	465	Portable 100 MHz dual-trace scope	1972	Leon Orchard • Luis Navarro • Bob Shand • Jim Hinze • Frank Dewater • Pete Janowitz • Dave Laib • Al Schamel • Bert tenKate • Ken Holland • Bill Mark • George Ermini • Dennis Braatz • Neal Broadbent • Bob Leith • Len McCracken • Bob Smesrud • Ilmars Smiltins • Bob Twigg
Tektronix	475	Portable 200 MHz dual-trace scope	1972	Leon Orchard • Luis Navarro • Bob Shand • Jim Hinze • Jim Godwin • Les Larson • Steve Tosh • Jim Woo • Ken Holland • Bill Mark • George Ermini • Dennis Braatz
Tektronix	5A38	35 MHz dual channel vertical plugin	1975
Tektronix	5A45	60 MHz single channel vertical plugin	1975
Tektronix	7A15	80 MHz vertical amplifier	1970	Tom Rousseau
Tektronix	7A16A	225 MHz vertical amplifier	1973	Tom Rousseau
Tektronix	7A18	75 MHz dual-channel amplifier	1971	Tom Rousseau
Tektronix	7A19	600 MHz amplifier	1971	Thor Hallen • Val Garuts
Tektronix	7A24	400 MHz dual channel vertical amplifier	1974	Tom Rousseau
Tektronix	7A26	200 MHz dual-channel amplifier	1974	Tom Rousseau
Tektronix	7D15	225 MHz frequency counter	1972	Art Metz • Roger McCoy
Tektronix	AM503	current probe amplifier	1976	Dale Dorando

This patent describes the fork-style isolated contact used in many Tek instruments, mostly driven by cam switches.

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