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.

Date of Patent:
Aug. 26, 2003

Filed:

Apr. 18, 2002
Applicant:
Inventors:

Makoto Sasaki, Aichi-ken, JP;

Yoshio Furukawa, Aichi-ken, JP;

Yuji Hirano, Aichi-ken, JP;

Shigeaki Tamaki, Aichi-ken, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25C 1/14 ;
U.S. Cl.
CPC ...
F25C 1/14 ;
Abstract

A detection device for detecting rotational abnormalities of an auger is formed within an ice making cylinder. The rotational abnormality detection device has a detecting portion made from a substrate mounted with two hall ICs, and a detection object portion made from a magnet. The detection object portion is embedded in a main body portion of the auger. Further, the detecting portion is formed so as to protrude from an inner surface of the ice making cylinder, and is placed such that the magnetic force from the detection object portion can be detected.


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