Handpiece with continuous shaft and bell rotor

Details Handpiece with continuous shaft and bell rotor Handpiece with continuous shaft and bell rotor

1978-05-03

1980-11-25

Mancene, Louis G.

Dentistry

Apparatus

Having motor or means to transmit motion from motor to tool

279 95, 1283051, 128 92E, 433114, A61C 108, A61F 1732, A61F 504, B23B 522

Patent

active

042355958

ABSTRACT:
A surgical bone operation instrument that has a straight tube-shaped shaft and arrangement coaxially in relationship to the longitudinal axis of the instrument to form a continuous channel from one end of the instrument to the other including the end parts, which serves for the guidance of materials utilized in the operation of the instrument, and a driving assembly being of a bell-type electrical motor with the stator enclosed within the bell-shaped rotor, the latter having windings of lacquered wire embedded in a plastic material, the windings further being wound to form a hollow cylinder of relatively thin wall thickness to form a part of the bell-shaped rotor, the mechanical structure of the rotor being furthermore reinforced by glass fibers.

REFERENCES:
patent: 1538638 (1925-05-01), Kalberer
patent: 2738528 (1956-03-01), Fridge, Sr.
patent: 2947082 (1960-08-01), Epstein
patent: 2985050 (1961-05-01), Schwacha
patent: 3010357 (1961-11-01), Hirschowitz
patent: 3070379 (1962-12-01), Misuraca
patent: 3136059 (1964-06-01), Nelson
patent: 3590232 (1971-06-01), Sadowski
patent: 3902248 (1975-09-01), Bareth
patent: 4021920 (1977-05-01), Kirschner et al.
patent: 4114276 (1978-09-01), Malata et al.

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