Hand and guard rails

Details Hand and guard rails Hand and guard rails

1977-03-14

1981-08-11

Kundrat, Andrew V.

Joints and connections

Selectively assembled, e.g., convertible, etc.

403233, 403174, 256 65, F16B 708

Patent

active

042831520

ABSTRACT:
A hand and guard rail system has a clamp member made up of two identical elements which have semi-circular sectional portions at right angles to one another. The elements co-operate in clamping so that each portion forms a tubular portion to locate a pair of tubular rail members at right angles to each other.

REFERENCES:
patent: 998904 (1911-07-01), Jacobs
patent: 1261213 (1918-04-01), Clay
patent: 1668754 (1928-05-01), Barney
patent: 3554589 (1971-01-01), Boggs
patent: 4007993 (1977-02-01), Schwartz

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