Embroidery data preparing apparatus

Details Embroidery data preparing apparatus Embroidery data preparing apparatus

1990-10-04

1993-01-19

Smith, Jerry

Boots, shoes, and leggings

11212112, 11212113, 1122661, G06F 1546, D05B 2100

Patent

active

051811766

ABSTRACT:
An apparatus for preparing stitch position-related data utilized by an embroidery sewing machine, including a direction determining device for determining a reference direction with respect to an area to be embroidered, based on outline data representative of an outline of the area, the outline data including sets of position data representative of specific positions located on the outline, a block defining device for defining straight first aid lines which are perpendicular to the reference direction and each of which passes a corresponding one of the specific positions located on a first portion of the outline, and thereby dividing the area and the outline into a plurality of first blocks and a plurality of first segments, respectively, each of the first blocks being enveloped by corresponding two first aid lines and corresponding two first segments, a block modifying device for modifying the each first block by selecting, as a division base position, one of the specific positions which cooperates with the specific position associated with at least one of the two first aid lines of the each first block to define, in place of the at least one first aid line, a division line which passes the associated specific position and the division base position, and a data producing device for producing the stitch position-related data based on the each modified first block.

REFERENCES:
patent: 4413574 (1983-11-01), Hirota et al.
patent: 5054408 (1991-10-01), Hayakawa

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