Elongated-member-driving apparatus – With means to move or guide member into driving position – Including carrier feed means for a plurality of members
Reexamination Certificate
2005-10-25
2005-10-25
Gerrity, Stephen F. (Department: 3721)
Elongated-member-driving apparatus
With means to move or guide member into driving position
Including carrier feed means for a plurality of members
C227S136000, C227S120000, C206S338000, C206S350000
Reexamination Certificate
active
06957757
ABSTRACT:
A nail box of a nail driver comprises a main casing; a lower side of the main casing being installed with a firmly secured with a first magnetic element; a sub-casing pivotally installed to the main casing as so to form a casing; a lower side of the sub-casing being formed with an inclined resisting portion; a receiving unit for receiving a plurality of nails; a lower side of the receiving unit being firmly secured with a second magnetic element; one lateral side of a lower portion of the receiving unit being formed with a push portion corresponding to the inclined resisting portion of the sub-casing. The receiving unit is installed below the main casing and received in the casing; the same polarity of magnetic elements of the receiving unit and the main casing are oppositely arranged so as to generate an impulsive force.
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patent: 6152346 (2000-11-01), Laubach
Gerrity Stephen F.
Truong Thanh
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