Work holders – Magnetic holder
Reexamination Certificate
2011-06-14
2011-06-14
Wilson, Lee D (Department: 3727)
Work holders
Magnetic holder
C269S003000, C269S006000
Reexamination Certificate
active
07959140
ABSTRACT:
A magnetic positioning device is disclosed and claimed wherein two magnetic arms are hingeably connected by an axle connector with locking bolt and nut, and an activation hole with pin inserting through the connection disks having arc-shaped toothed-groove made the selection of frequently used angles straight-forward and easy, when the pre-select angles are built to the “indents” in the toothed-groove, so that the enlarged head on the pin can be used to easily engaging to the selected angle, by pushing toward the spring located inside the hole on the disk. An optional switch is provided on the second end of the magnetic arm for easy control of the magnetic power direction.
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patent: 6092271 (2000-07-01), Stojkovic et al.
patent: 6279885 (2001-08-01), Leon, Jr.
patent: 6427993 (2002-08-01), Prochac
patent: 6708964 (2004-03-01), Dedrick
patent: 7648130 (2010-01-01), Lancaster-Larocque
patent: 2009/0189324 (2009-07-01), Wong et al.
Wong Harry
Zhao Daming
Lee Jen-Feng
Wilson Lee D
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