Method of preparing pop bumpers of a pin ball game for field rep

Details Method of preparing pop bumpers of a pin ball game for field rep Method of preparing pop bumpers of a pin ball game for field rep

1979-03-22

1981-03-17

Mehr, Milton S.

Metal working

Method of mechanical manufacture

Converting

273118D, 2940208, B23P 700, A63D 300

Patent

active

042558441

ABSTRACT:
Including in an upper combination electrical circuit, hold-down bolts securing an upper combination of a pop bumper to a playing table for additionally engaging and disengaging the upper combination electrical circuit, so that by merely turning the hold-down bolts both the upper combination and its electrical circuit is connectable and disconnectable to and from the playing table and the lower combination electrical circuit for easy replacement of ball wearable parts.

REFERENCES:
patent: 2163122 (1939-06-01), Hooker
patent: 2302184 (1942-11-01), Caestecker
patent: 2311447 (1943-02-01), Koci
patent: 3180646 (1965-04-01), Zale et al.

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