Sewing – Special machines – Quilting
Patent
1986-07-03
1988-01-05
Hunter, H. Hampton
Sewing
Special machines
Quilting
D05B 1100
Patent
active
047168455
ABSTRACT:
A quilting machine includes a base having three bridges; a sewing head secured to the upper bridge; a cylindrically shaped frame slidably and rotatably mounted on the lower two bridges, the frame including first and second end assemblies spaced from each other on the lower bridges, each having a support casting slidably mounted on the base and a ring rotatably mounted on a support casting, each ring including circumferential gear teeth, gears meshing with the gear teeth and extending from the support castings for supporting the rings, a plurality of first and second telescoping rods secured to the first and second end assemblies, at least one first telescoping rod screw-threadedly receiving a second telescoping rod, and at least one first and second telescoping rod rotatably fixed and axially movable with respect to each other, a gear secured to each of the latter in meshing engagement with the gear teeth of the respective rings; a mechanism for rotating the axially movable and rotatably fixed first and second telescoping rods to rotate the rings; an elongation mechanism for rotating one of the first and second screw-threaded telescoping rods to change the length of the frame; a rack and pinion assembly for axially moving the frame along the lower bridges of the base; clamps secured to the outer circumference of each ring for clamping fabric to the frame; and two piston-cylinder assemblies for closing or opening the clamps during rotation of the rings.
REFERENCES:
patent: 351468 (1886-10-01), Schultz
patent: 447794 (1891-03-01), Schultz et al.
patent: 448253 (1891-03-01), Palmer
patent: 456726 (1891-07-01), Koch
patent: 467138 (1892-01-01), Hadley
patent: 1937491 (1933-11-01), May
patent: 1946868 (1934-02-01), May
patent: 2377951 (1945-06-01), May
patent: 3180293 (1965-04-01), Cash
patent: 3677207 (1972-07-01), Iwase
Hunter H. Hampton
Jackson David A.
Pathe Computer Control Systems, Inc.
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