Donald L Hunt

US Patent:

44922108, Jan 8, 1985

Filed:

Feb 18, 1983

Appl. No.:

6/467774

Inventors:

Donald E. Hunt - New Haven MO

Assignee:

Ballwin-Washington, Inc. - Washington MO

International Classification:

F02M 2506

US Classification:

123568

Abstract:

A serviceable valve is provided for controlling the recirculation of exhaust gases within an internal combustion engine. The valve includes a housing having a first section provided with an interior chamber and a second section secured to and subtending said first section. A diaphragm is affixed to and interposed the housing sections and is in communication with the chamber. In response to a predetermined chamber pressure, the diaphragm is distorted in one direction from a predetermined rest position. The housing is mounted on a fitting, which subtend the housing second section, whereby said housing and the diaphragm are rotatable as a unit about an axis of the fitting to selected positions of adjustment. The fitting is removably mounted on the engine. Carried on the diaphragm is a stem assembly which is movable longitudinally in response to the distortion of the diaphragm.

US Patent:

49461079, Aug 7, 1990

Filed:

Nov 29, 1988

Appl. No.:

7/277328

Inventors:

Donald E. Hunt - New Haven MO

Assignee:

Pacer Industries, Inc. - Washington MO

International Classification:

B05B 130

US Classification:

239585

Abstract:

An electromagnetically operable fuel injection valve for use with an internal combustion engine. The injection valve includes a non-magnetic housing having a fuel passage therethrough and a fixed magnetic core therein. A magnetic movable armature is floatably movable within a sleeve member within the housing. The movable armature has a nozzle portion of reduced diameter which carries at the exit end thereof a ball valve. A nozzle seat having a fuel discharge orifice is adapted for reception of the ball valve and means are provided for guiding said ball valve into sealing engagement with the discharge orifice.