Device in a portable power tool

Details Device in a portable power tool Device in a portable power tool

2005-01-18

2005-01-18

Dexter, Clark F. (Department: 3724)

Cutlery

Cutting tools

Saw

C030S166300, C083S481000, C083S666000

Reexamination Certificate

active

06842988

ABSTRACT:
A locking assembly for a portable, engine-powered, hand tool, such as a clearing saw. To facilitate removal and installation of a rotatable cutting tool (13), a rotatable shaft (11) driving the cutting tool is locked against rotation by a movable locking pin (17) of magnetic material that is secured in a locking position by a magnet (19) carried by a housing of the tool supporting the rotatable shaft.

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patent: 2945519 (1960-07-01), Edgemond, Jr. et al.
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patent: 4463788 (1984-08-01), Corona et al.
patent: 4909113 (1990-03-01), Ischenko et al.
patent: 5271253 (1993-12-01), Cassada et al.
patent: 5447086 (1995-09-01), Wittmaier et al.
patent: 5449103 (1995-09-01), Tilley
patent: 6244149 (2001-06-01), Ceroll et al.

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