Hub assembly for collapsible structure

Details Hub assembly for collapsible structure Hub assembly for collapsible structure

1985-10-28

1986-12-09

Bell, J. Karl

Static structures (e.g., buildings)

Openwork; e.g., truss, trellis, grille, screen, frame, or...

Components adjustably or collapsibly connected

135 28, 135106, 403193, A45F 116

Patent

active

046272100

ABSTRACT:
A hub assembly for pivotally holding the ends of the column-like support rods which make up the skeletal frame of a collapsible, self-supporting structure, comprising extension caps for the ends of the support rods, a circular hub body with retaining slots or sockets which receive and pivotally hold the ends of the extension caps and a circular locking disk which releasably interlocks with the hub body to retain the ends of the extension caps in pivotal relationship within the hub body.

REFERENCES:
patent: 3424180 (1969-01-01), Andolfi
patent: 3613702 (1971-10-01), Weber
patent: 3766932 (1973-10-01), Sidis et al.
patent: 4280521 (1981-07-01), Zeigler
patent: 4368749 (1983-01-01), Lindler et al.

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