Joints and connections – Interfitted members with external bridging piece
Patent
1976-01-13
1977-06-14
Kundrat, Andrew V.
Joints and connections
Interfitted members with external bridging piece
85 73, 403297, 403290, F16B 1300
Patent
active
040289885
ABSTRACT:
A dowel for use in concrete and lightweight building bricks and boards is disclosed. The dowel comprises pressure elements, a spreading element for the pressure elements and a threaded bolt surrounded by a head element. The head element, and preferably the pressure elements and/or the spreading element are made from artificial stone, such as a fine-textured concrete or ceramic material.
REFERENCES:
patent: 1817790 (1931-08-01), Whiffen
patent: 2110053 (1938-03-01), Phillips
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