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Dive into the research topics where Duane R. Johnson is active.

Publication


Featured researches published by Duane R. Johnson.


Archive | 1994

Pressure differential control valve for compressed air system

Robert J. Herbst; Duane R. Johnson


Archive | 1998

Automatic valve drain

Gary Hendershot; Duane R. Johnson


Archive | 1990

Parking brake control valve dual actuating device

Duane R. Johnson


Archive | 1997

PILOT RELAY VALVE INCLUDING MEANS TO CONTROL FLOW THROUGH A BALANCE ORIFICE

Robert J. Herbst; Duane R. Johnson


Archive | 1973

DUAL CIRCUIT BRAKE VALVE

James Gary Pugh; Duane R. Johnson; Roy Edwin Bartholomew


Archive | 1992

Pilot relay valve with load piston

Duane R. Johnson; Robert J. Herbst; James Fent; James Gary Pugh; Paul O. Szentkiralyi


Archive | 1988

DUAL CIRCUIT BRAKE VALVE DIFFERENTIAL PRESSURE CONTROL MECHANISM

Duane R. Johnson


Archive | 1989

Hydraulic parking brake control system

Gary Molen; Duane R. Johnson


Archive | 2002

Spherical seat inlet/exhaust valve

Robert J. Herbst; Thanh Ho; Duane R. Johnson


Archive | 2003

Kugelsitzeinlass-/-Auslassventil Ball seat inlet - / - exhaust

Robert J. Herbst; Thanh Ho; Duane R. Johnson

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