Patent · US Expired

Apparatus for producing soft serve dairy products, in particular yogurt

US4956980A · kind A · utility

7Cited by
10References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 30, 1989
Grant dateSep 18, 1990
Priority date
Expiry dateOct 30, 2009

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA23G9/224
  • WIPO fieldFood chemistry
  • WIPO sectorChemistry

Abstract

An apparatus for producing soft serve dairy products, especially yogurt, and comprising a freeze barrel having an inlet spaced about one-fourth of the barrel length from a rear end wall of the freeze barrel, and a beater shaft assembly which includes a square shaft, at least four blade elements mounted on the four faces of the square shaft, respectively, and four pairs of spaced pins projecting a successively radially from the four faces of the square shaft for supporting the four blade elements, respectively, on the shaft and arranged along the shaft with a first pin of the first pair of pins being located about halfway between the rear end wall of the barrel and the barrel inlet and with a first pin of each successive pair of pins except the second pair of pins being spaced slightly beyond a second pin of a preceding pair of pins in a direction toward the front end wall of the freeze barrel.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.