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:
Nov. 11, 1980
Filed:
Jan. 08, 1979
Applicant:
Inventors:
Assignee:
Data Packaging Corporation, Cambridge, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F / ; H01F / ;
U.S. Cl.
CPC ...
335303 ; 206444 ; 206818 ;
Abstract
A bottom cover for a disk pack having a magnet assembly secured to the cover bottom wall by an inverted channel. The magnet assembly includes pole pieces made of parallel plates that register with slots in the channel and permanent magnets disposed between the plates and within the channel.