Groundwork frame structure

Details Groundwork frame structure Groundwork frame structure

2006-07-04

2006-07-04

Chapman, Jeanette E. (Department: 3635)

Static structures (e.g., buildings)

Module or panel having discrete edgewise or face-to-face...

Opposed discrete edger-spacers; e.g., hollow panels

C052S581000, C052S588100, C052S177000, C052S079300, C052S007000, C052S604000, C052S605000

Reexamination Certificate

active

07069701

ABSTRACT:
An improved groundwork frame comprises a protruded bar each disposed in the middle of the top of an upper board and a lower board; an embedding groove being disposed in the middle of the bottom of the groundwork frame and corresponsive to the protruded bar; an upper groove and a lower groove respectively disposed on both sides of each floor board to define an embedded assembly; an opening being disposed on each corresponding edge of adjacent boards; an elastic clamp for clipping and securing the groundwork frame, and each floor board having a chamber; a screw hole and an adjusting screw hole being disposed on both sides of the chamber, such that the lower board on the floor being sheathed in the latch and an adjusting screw rod for adjusting the floor to an appropriate height.

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patent: 6477814 (2002-11-01), Kadosh
patent: 6962028 (2005-11-01), Banova

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