LATH

TOUR A TOURNER

Claims

Claim lst In a handle-turning lathe, one or more shaping knives adjustably attached to carriers fitted into slots cut in a hollow drum cast solid with the main hollow shaft of the lathe, in combination with sleeves adapted to be adjusted on the main shaft, so as to move the cutting edges of knives nearer to or further from the centre of the main shaft, substantially as desribed and for the purpose specified. 2nd The shaping knives I secured on carriers J having wings h fitting into the slots s in the drum F, formed on the main hollow shaft A and having arms k and l, in combination with the sleeve G and 11 adapted to be adjusted longitudinally on the main shaft and having guides m and n formed therein for the reception of the carrier arms k and l respectively, substantially as and for the purpose specified. 3rd The shaping knife I adjustably secured on carrier J by the bolt f and having wings h adapted to move in slots i formed in the drum F, on the main hollow shaft A, and having shoulders g fitted against the sides of the slot i in the drum F, in combination with the adjustable sleeves G and H held rigidly together by the shouldered bolts a, and to the sliding standard D by the V-shaped ring e formed on the sleeve H, and having guides for the carrier arms is and 1, substantially as described and for the purpose specified. 4th The drum F adapted to carry the shaping knives I, and cast solid with the hollow shaft A, which is supported at one end by the standard C, and at the other by the sliding standard D, in combination with the sleeves G and H held together by the shouldered bolts a, and to the sliding standard D by the V, shaped ring e formed on the sleeves H, substantially as and for the purpose specified. 5th The drum F, adapted to carry the shaping knives I, and situated between the sleeves G and H, held to the sliding standard D by the annular projection e formed at one end of the sleeve H, in combination with the lever K pivoted at K1, and adjustably connected to the cam or pattern-wheel R by the rod 0, and bell-cronk Q having the roller t adapted to revolve in the groove u by the motion of the excentric pattern wheel R on the counter-shaft S, substantially as and for the purpose specified. 6th The lever K, pivoted at K1 and having its upper end connected to the sliding standard D at p, in combination with the rod 0 actuated by the bell crank Q, the free end of which is adapted to move in the groove u in the pattern wheel R, and having its threaded end fitted into the thumb screw N, which thumb-screw is screwed into the trunnion M pivoted at q on the lever K, substantially as and for the purpose specified. 7th The rod 0 at one end, adjustably connected to the pivoted lever K, which actuates the sliding standard D, and pivoted at r to the bolt P, which is adjustably held in the slot WI, formed in the bell-crank Q having reller t pivoted at its free end, in combination with the pattern wheel R driven by counter-shaft S and having groove n formed therein, substantially as described and specified. 8th The steadying pipe U fitted into the discharging end of the shaft A, and rigidly secured to the standard C having slot iv formed in said pipe, in combination with the spring v and rings X and Y, substantially as and for the purpose specified.