Fold-up corner piece for spacer tube assembly

Details Fold-up corner piece for spacer tube assembly Fold-up corner piece for spacer tube assembly

1987-04-24

1989-04-18

Kundrat, Andrew V.

Joints and connections

Miter joint

Connector bridges inner or outer periphery

403403, 403382, 403295, B25G 336

Patent

active

048222054

ABSTRACT:
A corner piece for use in a spacer tube assembly includes a pair of arms each adapted to enter into and engage within an end portion of a respective spacer tube; hinge means defining a hinge axis and permitting said arms to be pivoted into a generally right angle relationship with each other; and friction means on each of said arms adapted to come into close contacting relation with each other as said arms are pivoted toward said right angle relationship to frictionally retain said arms in said generally right angle relationship.

REFERENCES:
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patent: 4513546 (1985-04-01), Gow
patent: 4530195 (1985-07-01), Leopold
patent: 4546723 (1985-10-01), Leopold et al.
patent: 4628582 (1986-12-01), Leopold
Non-Patent Publication-"Swivel Key" Brochure of Hygrade Metal Moulding.

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