Supporting bolt

Details Supporting bolt Supporting bolt

1978-09-11

1983-02-15

Britts, Ramon S.

Static structures (e.g., buildings)

Stepped; e.g., stair

403168, 411389, 411427, E04F 1100, F16B 3700

Patent

active

043733093

ABSTRACT:
A supporting bolt structure for connecting the ends of steps of a fabricated stairway including an elongated middle part having both internal and external threads at the ends thereof, a pair of internally threaded retainers mating with the external threads on the middle part and a pair of externally threaded headed portions mating with the internal threads of the middle part.

REFERENCES:
patent: 1062015 (1913-05-01), Lane
patent: 2061751 (1936-11-01), Bosco
patent: 3114941 (1963-12-01), Blum
patent: 3713260 (1973-01-01), Brauckmann
patent: 3916591 (1975-11-01), Agterhof

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