Method of and apparatus for mounting playfield window

Details Method of and apparatus for mounting playfield window Method of and apparatus for mounting playfield window

1981-07-31

1983-09-27

Moon, Charlie T.

Amusement devices: games

Surface projectile game; game element

Ball games

220327, 220377, 29526R, A63D 302, B23P 1900

Patent

active

044064578

ABSTRACT:
A pinball machine having multi-level playfields with a transparent window mounted in at least an upper level playfield to allow observation therethrough to a lower level playfield. The window is mounted on a ledge in an opening in the upper level playfield with compressible rings and screws extending through the window, rings and ledge to compress said rings until the window is in the same plane as said playfield.

REFERENCES:
patent: 1925999 (1933-09-01), De Giers
patent: 2517012 (1950-08-01), Miller
patent: 2637804 (1953-05-01), Hollins
patent: 2750069 (1956-06-01), Gross
patent: 3897951 (1975-08-01), Morrison et al.
patent: 4059199 (1977-11-01), Quaney
patent: 4206499 (1980-06-01), Urbanek

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