Playground swing

Details Playground swing Playground swing

1979-10-11

1981-10-27

Pinkham, Richard C.

Undertaking

A63G 900

Patent

active

042969239

ABSTRACT:
A swing unit suspended on a flexible line includes a circular seat portion to which an elongated upstanding centrally disposed stem is attached with the upper end of the stem being connected to the lower end of the flexible line. The swing unit is substantially rigid and the stem is sufficiently long for the user to pull on the stem and push on the seat to initiate the swinging motion.

REFERENCES:
patent: 1870748 (1932-08-01), Ramey
patent: 2545295 (1951-03-01), Miller
patent: 3145990 (1964-08-01), Prouty
patent: 3411774 (1968-11-01), Thornton
patent: 3756593 (1973-09-01), Lehr
patent: 4161998 (1979-07-01), Trimble

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