Foldable tent frame

Details Foldable tent frame Foldable tent frame

2011-05-17

2011-05-17

Dunn, David (Department: 3636)

Tent, canopy, umbrella, or cane

Portable shelter

Accessory or adjunct

C135S126000, C135S128000, C135S147000

Reexamination Certificate

active

07942159

ABSTRACT:
The present invention provides a foldable tent frame comprising a certain number of braces and connection sets connecting the adjacent braces, the connection set includes two connection pieces hinged together in dull connection, wherein one connection piece has a cut-away groove along the axial at the open end to form a pair of opposite groove sides, and a through cutting groove formed at the front side crossing the two sides of the cut-away groove; a second connection piece extends a tongue at the front end for plugging into the cut-away groove, and a slotted-eye is formed on the middle portion of the tongue, and coordinating to the cut-away groove, said tongue has a rim formed at the root, and a cam is ex-tended from the surface of the rim coordinating to the cutting groove.

REFERENCES:
patent: 1253123 (1918-01-01), Beard
patent: 4111217 (1978-09-01), Victor
patent: 4192334 (1980-03-01), Daws
patent: 5195551 (1993-03-01), Ju
patent: 5666986 (1997-09-01), Fox
patent: 6679643 (2004-01-01), Ham
patent: 6959622 (2005-11-01), Masucci

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