Hinge for a center fold play yard

Details Hinge for a center fold play yard Hinge for a center fold play yard

1988-11-03

1990-06-19

Seidel, Richard K.

Miscellaneous hardware (e.g., bushing, carpet fastener, caster,

Hinge

Including means to hold or retard hinged members against...

16371, 16374, 16376, 16387, 16DIG41, 5 99A, 403102, E05D 1110

Patent

active

049340255

ABSTRACT:
An improved play yard having a lower horizontal support formed of rails, an upper horizontal support formed of rails and vertical support rails pivotably coupled therebetween, a central hub pivotably coupling the radially interior ends of the rails of the lower horizontal support and hinges coupling the rails of the upper horizontal support at intermediate locations. The hinges are adapted to be rotated about their axes between a locked position wherein the play yard is secure for operation and use and an unlocked position wherein the upper rails may be pivoted and the entire play yard collapsed upon the raising of the hub. Also disclosed is the hinge per se.

REFERENCES:
patent: 952871 (1910-03-01), Browder
patent: 2133692 (1938-10-01), Gittings et al.
patent: 3801208 (1974-04-01), Bourgraf et al.
patent: 4532674 (1985-08-01), Tobey et al.
patent: 4702719 (1987-10-01), Lapid

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