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:
Mar. 10, 1992
Filed:
May. 07, 1991
Applicant:
Inventors:
Frank A Sommerfeldt, New Richmond, WI (US);
Carl D Jacobsen, Hudson, WI (US);
Michael R Harms, Rochester, MN (US);
Assignee:
Minnesota Mining and Manufacturing Company, St. Paul, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
B65D / ;
U.S. Cl.
CPC ...
206394 ; 206386 ; 206598 ; 206600 ; 206444 ; 242 / ;
Abstract
A container for pancakes of recording tape has an L-shaped base, mandrels extending horizontally from the base on which pancakes are placed, and a cover which encloses the pancakes. The circumference of each mandrel is expandable to secure the pancakes in position. Each mandrel includes a frame having a longitudinal slot, an expander cam disposed for rotation in the slot, a flexible cover, and an end cap. The cover includes recesses for receiving and supporting the free ends of the mandrels.