Embroidery data preparing apparatus

Details Embroidery data preparing apparatus Embroidery data preparing apparatus

1990-10-04

1993-07-13

Smith, Jerry

Boots, shoes, and leggings

112 8023, 11212112, G06F 1546

Patent

active

052279766

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 a plurality of sets of position data representative of a plurality of specific positions predetermined on the outline, a block defining device for defining a plurality of straight aid lines which are perpendicular to the reference direction and each of which passes a corresponding one of the specific positions, and thereby dividing the area and the outline into a plurality of blocks and a plurality of segments, respectively, each of the blocks being enveloped by corresponding two of the aid lines and corresponding two of the segments, a block modifying device for modifying the each block by determining on the outline a division base position which cooperates with the specific position associated with at least one of the two aid lines of the each block to define, in place of the at least one aid line, a division line which passes the division base position and the associated specific position, and a data producing device for producing the stitch position-related data based on the each modified block.

REFERENCES:
patent: 4413574 (1983-11-01), Hirota et al.
patent: 4526116 (1985-07-01), Mannel
patent: 4834007 (1989-05-01), Miyazaki et al.
patent: 4849902 (1989-07-01), Yokoe et al.
patent: 4960061 (1990-10-01), Tajima et al.
patent: 4964352 (1990-10-01), Yokoe
patent: 4982674 (1991-01-01), Hayakawa
patent: 4991524 (1991-02-01), Ozaki
patent: 5054408 (1991-10-01), Hayakawa

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