Donald R Beyerl

6607045, Aug 19, 2003

Oct 10, 2001

09/972982

Donald Beyerl - Allison Park PA, 15101

E21B 704

175 73, 175 76

A steering apparatus for an auger in its casing to bore a horizontal hole in earth by utilizing four expandable and retractable wings equally spaced at the head of the casing. The wings are actuated by integrated single action low profile hydraulic cylinders energized by external single action hydraulic cylinders to minimize the diameter of the hole bored due to State building codes. Two embodiments of the wings are shown.

53617118, Nov 8, 1994

Dec 16, 1992

7/991119

Donald R. Beyerl - Allison Park PA

A01C 2300

111127

An apparatus for seeding, mulching, and fertilizing soil is described. The apparatus includes: a mixing tank adapted for mounting upon a motorized land vehicle for containing an aqueous mixture of seed and other soil conditioning materials; an agitator positioned within said tank for combining seed and other soil conditioning materials with water; a movable spray cannon in fluid communication with the mixing tank for spraying the aqueous mixture delivered thereto by an attached pump onto the soil surface; an auxiliary hose of flexible material for spraying the aqueous mixture; a mulch blower affixed to said tank for delivering a dried mulch material to the soil surface; and, a hydraulic power transmission system for transmitting power from the motorized land vehicle to the agitator, pump, and mulch blower.