1
Howard B Johnson: Automatic header adjustment for harvesters. Johnson Farm Machinery Co, Townsend and Townsend, February 27, 1979: US04141200 (38 worldwide citation)

A vine crop, e.g. tomato harvester is disclosed which has a crop processing mechanism that is movable through a field and a rearwardly and upwardly inclined elevator or header that is pivotally connected to a forward end of the processing mechanism. A leading edge of the elevator is proximate the gr ...


2
Howard B Johnson: Alumina and MgO preheatable insulating refractory liners and methods of use thereof. Consolidated Ceramic Products, Wood Herron & Evans, October 27, 1987: US04703022 (18 worldwide citation)

Novel preheatable molded refractory insulating liners and methods of use thereof for lining metallurgical vessels, such as hot tops, ladels, tundishes, troughs and pipes, etc., which serve to transfer molten metals, such as ferrous alloys, are disclosed. The new and vastly improved preheatable liner ...


3
Howard B Johnson: Johnson Farm Machinery Co, Townsend and Townsend, April 10, 1990: US04915671 (12 worldwide citation)

An apparatus and method is disclosed for threshing seed crop, such as wheat, barley, rice, corn, beans and many others, by moving the seed crop circumferentially through a trough-shaped screen with openings through which the kernels can pass. A rotatable hub and a multiplicity of tines which project ...


4
Howard B Johnson: Alumina and MgO preheatable insulating refractory liners and methods of using. Consolidated Ceramic Products, Wood Herron & Evans, September 26, 1989: US04869468 (11 worldwide citation)

Novel preheatable molded refractory insulating liners and methods of use thereof for lining metallurgical vessels, such as hot tops, ladles, tundishes, troughs and pipes, etc., which serve to transfer molten metals, such as ferrous alloys, are disclosed. The new and vastly improved preheatable liner ...


5
Howard B Johnson: Sprayable insulating liner compositions for metal vessels. Consolidated Ceramic Products, Wood Herron & Evans, July 30, 1991: US05036029 (10 worldwide citation)

Sprayable aqueous insulating liner compositions for metal casting vessels such as permanent refractory lined tundishes are disclosed that contain a water insoluble and hydration resistant particulate refractory grain containing MgO, organic binder and fibers, with the composition being substantially ...


6
Howard B Johnson: Multiple weight drum shaker. Johnson Farm Machinery Company, Townsend and Townsend Khourie and Crew, May 31, 1994: US05316519 (9 worldwide citation)

The invention provides a drum shaker apparatus for use in seed or vine crop harvesters with improved effectiveness in removing seeds or fruit from the plant portion of the crop. The drum shaker includes a rotatable drum to which is mounted a counterweight mechanism having at least three rotatable co ...


7
Howard B Johnson: Zircon and MgO preheatable insulating refractory liners and methods of use thereof. Consolidated Ceramic Products, Wood Herron & Evans, September 29, 1987: US04696455 (9 worldwide citation)

Novel preheatable molded refractory insulating liners and methods of use thereof for lining vessels, such as hot tops, ladles, tundishes, troughs, and pipes, etc., which serve to transfer molten metals, such as ferrous alloys, are disclosed. The new and vastly improved preheatable liners are suitabl ...


8
Howard B Johnson: Rotary vane machine with rotating end sealing plates. Newton Hopkins & Ormsby, March 6, 1984: US04435138 (5 worldwide citation)

A tubular cylindrical housing encloses an eccentrically mounted rotor provided with radial slots receiving the inner ends of slideable vanes, the outer ends of which are connected to wiper bars which ride along the interior peripheral surface of the housing. Opposed rotatable sealing plates disposed ...


9
Howard B Johnson: Vine harvester for use on wet and sloping ground. Martha Willis Button, Townsend and Townsend, May 23, 1978: US04090568 (2 worldwide citation)

A lightweight harvester for a vine crop such as tomatoes planted in spaced-apart parallel rows on seed beds separated by depressed furrows. The harvester has a frame mounted on aligned, longitudinally spaced-apart flotation wheels which are positioned so that they ride on top of the seed bed during ...


10


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