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:
May. 24, 2011
Filed:
Jan. 08, 2008
Applicant:
Douglas J. Kluge, Clearwater, MN (US);
Inventor:
Douglas J. Kluge, Clearwater, MN (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25C 5/04 (2006.01); E21B 10/44 (2006.01);
U.S. Cl.
CPC ...
Abstract
An auger assembly has a shaft supporting flight units having lug and recess connections allowing broken flight units to be removed from the shaft and replaced with another flight unit. The auger assembly is incorporated in an ice drill having a cordless electric motor and a cutting head. A coupling locks the auger assembly on the motor drive shaft.