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:
May. 16, 1989
Applicant:
Inventor:
William H Wynn, San Carlos, CA (US);
Assignee:
Wedgewood Technology, Inc., San Carlos, CA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A23C / ;
U.S. Cl.
CPC ...
210739 ; 99452 ; 137 93 ; 210 961 ; 210745 ; 356436 ; 426231 ; 426491 ; 364176 ;
Abstract
System and method for controlling the content of a fluid product such as milk. The entire product stream is monitored continuously with an optical density meter, and the a signal corresponding to actual content of the stream is compared with the desired content. A correction signal which varies in accordance with the difference between the actual content signal and the desired content signal is provided, and the content of the product is adjusted in response to the correction signal by an amount which decreases as the content approaches the desired level.