Procedure for making angle joints and angle jointing unit for pi

Details Procedure for making angle joints and angle jointing unit for pi Procedure for making angle joints and angle jointing unit for pi

1980-01-04

1983-05-17

Shedd, Wayne L.

Joints and connections

Miter joint

Connector bridges inner or outer periphery

403295, B25G 336, E04G 700

Patent

active

043837816

ABSTRACT:
A frame joint construction comprising at least one pair of moldings which each have at least one of a longitudinally extending groove and a longitudinally extending tongue, and an angle unit having a stiffening plate with at least one of a tongue and groove engaged into the longitudinally extending groove or longitudinally extending tongue of the molding respectively to connect the pair of moldings together. The moldings include a flange extending inwardly of the frame which cooperates with portions of the stiffening plate which also extends inwardly of the frame which cooperates with portions of the stiffening plate which also extend inwardly of the frame to support a picture or the like therebetween.

REFERENCES:
patent: 2081722 (1937-05-01), Weinzierl
patent: 2805506 (1957-09-01), Thompson
patent: 3150457 (1964-09-01), Thieme
patent: 3178841 (1965-04-01), Howell
patent: 3200913 (1965-08-01), Nelson
patent: 3507066 (1970-04-01), Widigs
patent: 4064644 (1977-12-01), Warner et al.
patent: 4161977 (1979-07-01), Baslow

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