Cutlery – Cutting tools – Sweep cutter
Patent
1998-11-24
1999-11-02
Watts, Douglas D.
Cutlery
Cutting tools
Sweep cutter
30300, B26D 300
Patent
active
059746726
ABSTRACT:
A circle cutter, particularly a cutting instrument, is adapted for cutting circles on objects. It includes a rotary disc assembly and a cutting tool. The rotary disc assembly is made up of an outer ring board, a rotary disc, a fixing ring cap and a plurality of beads. The rotary disc mounted to the outer ring board is movably limited in place by the fixing ring cap and are rotatably supported by the multiple beads received in a tunnel defined between the outer ring board and the rotary disc. On the rotary disc are disposed a plurality of holes marked with a numeral that is the diameter of a circle to be cut. The cutting tool has a hollow pen stick and a cutting knife attached to a knife clip that is movably engaged with a holding head. The holding head is further secured to the bottom end of the hollow pen stick and is free to rotate with respect to the pen stick so that the cutting knife can be smoothly guided in a cutting operation.
REFERENCES:
patent: 3621574 (1971-11-01), Yanke et al.
patent: 4173913 (1979-11-01), Nicholson
patent: 4773798 (1988-09-01), Gaster et al.
patent: 5007320 (1991-04-01), Craig et al.
Watts Douglas D.
Welter's Co., Ltd.
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