Electricity: magnetically operated switches – magnets – and electr – Magnets and electromagnets – Work or object holding type
Reexamination Certificate
2006-06-13
2006-06-13
Barrera, Ramon M. (Department: 2832)
Electricity: magnetically operated switches, magnets, and electr
Magnets and electromagnets
Work or object holding type
C335S302000, C335S306000
Reexamination Certificate
active
07061354
ABSTRACT:
A permanent magnet assembly, for engaging a generally planar surface of a ferromagnetic object to affix items of interest thereto, includes a shell of a magnetic material. The shell has a portion of either a magic sphere or a magic cylinder and a cavity and the shell terminates in a surface that is generally planar for engaging a ferromagnetic object. The permanent magnet assembly also has an insert located in the cavity. A method of fabricating the permanent magnet assembly is also presented.
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Barrera Ramon M.
Phillips Roger C.
The United States of America as represented by the Secretary of
Zelenka Michael
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