Cutting by use of rotating axially moving tool – Means to drive tool – Including means to move tool along tool-axis
Patent
1981-02-06
1983-09-27
Briggs, William R.
Cutting by use of rotating axially moving tool
Means to drive tool
Including means to move tool along tool-axis
408132, 408134, B23B 500, B23B 4100
Patent
active
044065663
ABSTRACT:
Dismountable machining apparatus for use at different work site locations, and having base means releasably attachable to a workpiece, and having a collar including an opening having a predetermined central axis and having attachment means, drive housing means connecting releasably with the attachment means, and defining a central opening in registration with said central opening of said portions, so that the drive housing means may be assembled and disassembled from said base member at a work site, drive sleeve means in the drive housing incorporating a central bore, drive transmission means for the drive sleeve means, and adapted to be coupled to a power source for driving the drive sleeve, an auxiliary drive connected to the drive sleeve, and driven in unison therewith, a machining bar member slidably received within the drive sleeve whereby the machining bar member may be rotatably driven by the drive sleeve, and may be axially slid therein, and being releasable, a feed housing and a feed sleeve member for rotation therein, the feed sleeve member defining a central bore for the machining bar member therein, whereby the feed sleeve member rotates therewith, a feed connecting member extending to one side of the feed housing, a feed screw and a feed screw advancing mechanism coupled to the feed screw, and having a drive transmission coupled to the auxiliary drive.
REFERENCES:
patent: 884529 (1908-04-01), Seib et al.
patent: 2122072 (1938-06-01), Rottler
patent: 2310990 (1943-02-01), Osgood
patent: 2891426 (1959-06-01), Martin et al.
patent: 2965009 (1960-12-01), Schotthoefer
Briggs William R.
Kline Thomas M.
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