Portable knock-down parallel bar exercise fixture

Details Portable knock-down parallel bar exercise fixture Portable knock-down parallel bar exercise fixture

1981-08-05

1983-11-15

Hafer, Robert A.

Undertaking

211182, 248165, A63B 300

Patent

active

044151500

ABSTRACT:
A set of light-weight demountable parallel gymnastic bars makes use of tubular metal material built up as two identical end sections and two identical bar assemblies. Each end section provides a pair of braced laterally extending feet, a pair of endwardly extending feet and a pair of stationary posts. Each bar assembly provides one bar on which are anchored two extension posts adapted to releasably and telescopingly engage respective stationary posts when the set is assembled for use.

REFERENCES:
patent: 795152 (1905-07-01), Montgomery
patent: 871692 (1907-11-01), Gray
patent: 2071132 (1937-02-01), Loucks
patent: 2490858 (1949-12-01), Deddo
patent: 2675981 (1954-04-01), Ferris
patent: 2690789 (1954-10-01), Zadrozny

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