The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 28, 1985
Filed:
Jun. 01, 1981
Nicholas H Wunschl, Bolingbrook, IL (US);
Edward L Robinson, Jr, Naperville, IL (US);
J. I. Case Company, Racine, WI (US);
Abstract
A dispenser that includes a vertical wall, a selector drum having an open end mounted for rotation in sealing relationship on the wall, the drum having circumferentially spaced openings about its periphery for seeds, a seed hopper having a conduit for supplying seeds to the interior of the drum through an opening in the wall, a blower fan supplying air to the interior of the drum through an opening in the wall, seed cut-off and singling structure for removing extra seeds picked up by the openings in the rotating drum, and a seed discharge structure located 90.degree. after top center of the rotating drum and after the seed singling structure, the seed discharge structure including a rubber tire roller mounted for rotation on the exterior of the drum to close the openings to release the seeds held in the openings by escaping air and a seed receiving tube located inside the drum adjacent the roller to capture the released seed and move same via the air escaping the system through the seed receiving tube to a furrow for improved seed spacing.