Undertaking
Patent
1978-05-11
1980-03-18
Browne, William R.
Undertaking
124 81, 124 82, 273 26D, F41B 1500
Patent
active
041935918
ABSTRACT:
One of a pair of laterally spaced ball projecting wheels is adjustable laterally with respect to the other for accommodating the projecting of balls of different diameters, and a ball feed chute associated with the wheels is formed in lateral segments one of which is movable laterally with the laterally adjustable wheel for varying the width of the feed chute to correspond with the spacing between the wheels.
REFERENCES:
patent: 3724437 (1973-04-01), Halstead
patent: 3734075 (1973-05-01), Stadles
patent: 3774584 (1973-11-01), Paulson
patent: 3913552 (1975-10-01), Yarur et al.
patent: 4026261 (1977-05-01), Paulson et al.
patent: 4080950 (1978-03-01), Paulson et al.
Browne William R.
Olson Oliver D.
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