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:
Nov. 06, 1990
Filed:
Jun. 02, 1988
Walter Michel, Zollikofen, CH;
Abstract
The invention relates to a device for chopping foodstuffs such as onions and the like, having a housing that may be placed over the items to be chopped and, guided in the housing, a knife that may be pressed downwards against the force of a spring by means of a plunger, the knife being rotated about an angle during its upwards movement through the guide in the housing with a coupling composed of two substantially annular elements (15, 16) disposed concentrically to one another, one element (15) of which presents, on the side facing the second element (16), a number of teeth (24) angled in the same direction and spaced around the circumference of said element, the second element (16) presenting, on the side facing the first, at least two or more resilient tongues (34) meshing into the vertical flank of the teeth (24), the first coupling element (15) being slidably mounted in spiral grooves (8) formed in the housing whereas the second coupling element (16) is mounted rigidly with the operating mechanism (9).
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile