Electricity: motive power systems – Positional servo systems – Program- or pattern-controlled systems
Patent
1993-12-28
1995-07-25
Shoop, Jr., William M.
Electricity: motive power systems
Positional servo systems
Program- or pattern-controlled systems
318560, 318576, 318577, G05B 1925
Patent
active
054365430
ABSTRACT:
There is disclosed a device for the duplication of irregular shapes that must be reproduced on a surface but cannot be traced directly on the surface. The device includes a stylus, a length of chain or the like attached to the stylus, and a duplicator attached to the other end of the chain. The duplicator contains a programmable memory, such as a RAM chip, and servo-type motor to vary the length of the chain as the program is run.
REFERENCES:
patent: 3696226 (1972-10-01), Sablotny
patent: 3786331 (1974-11-01), Sommeria et al.
patent: 5055752 (1991-10-01), Leistensnider et al.
patent: 5247233 (1993-09-01), Matsuura et al.
Masih Karen
Shoop Jr. William M.
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