Bowling pin

Details Bowling pin Bowling pin

1976-09-29

1979-08-28

Apley, Richard J.

Amusement devices: games

Aerial projectile game; game element or accessory therefor...

Target

273DIG12, A63D 900

Patent

active

041658752

ABSTRACT:
A bowling pin is prepared by injection molding, a high impact polypropylene belly and, thereafter, inserting into the belly a wood laminate core. The polypropylene is utilized in the presence of a coupling agent and a blowing agent and is admixed with a filler. The products produced in accordance herewith are suitable replacements for existing wood bowling pins.

REFERENCES:
patent: 814257 (1906-03-01), Wilson
patent: 1969378 (1934-08-01), McKenzie
patent: 2395134 (1946-02-01), McKenzie
patent: 2701719 (1955-02-01), DiPierro
patent: 2950112 (1960-08-01), Dettman
patent: 3093171 (1963-06-01), Bean et al.
patent: 3141672 (1964-07-01), Unterbrink
patent: 3159402 (1964-12-01), Nichols
patent: 3572710 (1971-03-01), Negrini
patent: 3592717 (1971-07-01), Gaughran
patent: 3883145 (1975-05-01), Cox et al.

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