Knots and knot tying – Knotters
Patent
1977-12-05
1978-09-19
Rimrodt, Louis K.
Knots and knot tying
Knotters
289 5, B65H 6904
Patent
active
041149319
ABSTRACT:
In a tying device for knotting together respective ends of two threads extending in opposite directions and having two tying jaws rotatable in opposite directions and disposed mutually opposing and laterally offset from one another, a cup wheel toothed at a rim thereof and meshing with drive pinions of the tying jaws, the cup wheel having entrainers disposed at varying levels for introducing and guiding the thread ends, and serving for driving the tying jaws, a longitudinally shiftable stripper for the knotted thread disposed in the center of the cup wheel, and two thread clamping devices disposed outside the cup wheel each of the thread clamping devices disposed outside the cup wheel, each of the thread clamping devices being controllable and having multiple looping clamps formed with threading contours, a device for equalizing and limiting bearing pressure at looping locations thereof, and a control device includes a pivotally mounted, controllable two-armed lever having a longer and a shorter lever arm, the longer arm carrying the multiple looping clamps at a free end thereof, and means for transmitting control movements to the shorter arm.
REFERENCES:
patent: 2264784 (1941-12-01), Abbott
patent: 3110511 (1963-11-01), Gebald et al.
patent: 3166346 (1965-01-01), Gotz
patent: 3298726 (1967-01-01), Francis
patent: 3495860 (1970-02-01), Messa
patent: 3868133 (1975-02-01), Franzen
patent: 3889990 (1975-06-01), Messa
Lerner Herbert L.
Rimrodt Louis K.
W. Schlafhorst & Co.
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