Tent – canopy – umbrella – or cane – Portable shelter – Framework
Reexamination Certificate
2007-08-01
2009-08-11
Yip, Winnie (Department: 3636)
Tent, canopy, umbrella, or cane
Portable shelter
Framework
C135S131000, C135S151000, C135S144000, C403S170000, C403S231000
Reexamination Certificate
active
07571737
ABSTRACT:
A joint structure of a fold type tent frame is provided. In the present invention the joint structure includes a plurality of pillars which support a tent, a plurality of horizontal frames which are supported by the pillars to form a roof, and a plurality of connectors which connect between the pillars and the frames and between the frames as a joint structure, includes semicircular rotators which are disposed at end portions of the frames and have bolt holes formed at central portions of the rotators, coupling parts disposed at each of the connectors to have coupling plates with bolt holes and upper coupling plates perpendicular to the coupling plates such that the rotators are coupled to the coupling parts, guide grooves or guide protrusions formed on the upper coupling plates at the inner side of the coupling parts, and guide protrusions or guide grooves formed on outer peripheral surfaces of the semicircular rotators to correspond to the guide grooves or guide protrusions.
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Cantor & Colburn LLP
Yip Winnie
LandOfFree
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