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:
Apr. 23, 1991
Filed:
Jul. 18, 1989
Applicant:
Inventors:
Johannes J Martin, Munich, DE;
Walter J Martin, Munich, DE;
Assignee:
Martin GmbH fur Umweld-und Energietechnik, Munich, DE;
Primary Examiner:
Int. Cl.
CPC ...
F23K / ; F23K / ;
U.S. Cl.
CPC ...
110109 ; 110289 ; 110291 ;
Abstract
A feed device comprises a filling hopper, a feed chute and a plurality of feeding pistons arranged adjacent to one another on a feed table, each feeding piston carrying at least one retaining and compression body in the area of its front end. The retaining and compression bodies can be constructed as flat or cubic bodies, wherein the surface configuration can be shaped in the manner of a rectangle, triangle, arc, trapezoid, pyramid or cone frustum.
Martin, Johannes. (1991). Feed device with filling hopper and adjoining feed chute for feeding (U.S. Patent No. 5009171). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5009171
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