Supports – Staff type – Ground inserted
Reexamination Certificate
2001-07-03
2002-06-11
Braun, Leslie A. (Department: 3632)
Supports
Staff type
Ground inserted
Reexamination Certificate
active
06402117
ABSTRACT:
BACKGROUND OF THE INVENTION
1. Field of the Invention
This invention relates to a display frame fixing device, particularly to one locked in the ground so as to stabilize a display frame or an advertising banner for preventing the display frame or the advertising banners from blown down by a gust of wind or a large shock, without need of frequently moving a display frame or an advertising banner in and out.
2. Description of the Prior Art
A known conventional fixing device for a display frame or an advertising banner shown in
FIG. 1
, includes a base
1
, a fixing cylinder
10
mounted on the base
1
for a lower end of the pole or the rod of a display frame or an advertising banner to fit tightly therein. Then the weight of the base
1
and the fixing cylinder
10
can keep the pole or the rod of the display frame or the advertising banner stand up. But a display frame or an advertising banner may be blown down in case of a gust of wind, with the base
1
possible to be damaged. Further, those conventional fixing devices may be often stolen, as it is easy to be carried off. In addition, they have to be moved in and out of a store during in business and in rest time, very troublesome.
SUMMARY OF THE INVENTION
The objective of the invention is to offer a fixing device for a display frame or an advertising banner to assemble or disassemble conveniently, possible to prevent a display frame or an advertising banner from blown down by a gust of wind, and not needing frequently moving it in and out.
The feature of the invention is a threaded rod embedded in the ground with its upper end exposing out, a base threadably engaging with the threaded rod and having female threads, an insert member formed in an upper portion of the base and having two abutting inclined surfaces, a fixing cylinder fitting around the base and having a center hole, two openings formed in a lower end, two opposite notches respectively bored with a lateral small hole leading to each opening, two insert blocks pivotally inserted respectively in the two openings and having a lateral hole respectively and two abutting inclined surfaces on an inner side, an elongate cylinder combined on the fixing cylinder, and a sleeve fitting movably around the elongate cylinder having a lower end engaging with the fixing cylinder. Then the sleeve is rotated to move down to surround the fixing cylinder, the fixing device is stably assembled for the pole or the rod of a display frame or an advertising banner to be inserted in the center hole of the elongate cylinder.
REFERENCES:
patent: 1736177 (1929-11-01), Snook
patent: 4850564 (1989-07-01), Padin
patent: 4858876 (1989-08-01), Moreno
patent: 5207175 (1993-05-01), Andonian
patent: 5303931 (1994-04-01), Brown
patent: 5697190 (1997-12-01), Scribner
patent: 5809700 (1998-09-01), Roush et al.
patent: 6234444 (2001-05-01), Haddad
patent: 6308468 (2001-10-01), Caruso
patent: 6308927 (2001-10-01), Leahy
patent: 6328046 (2001-12-01), Doreste
patent: 6328273 (2001-12-01), Kemikem
patent: 6347600 (2002-02-01), Duff, II
Braun Leslie A.
Wujciak, III A. Joseph
LandOfFree
Display frame fixing device does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Display frame fixing device, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Display frame fixing device will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2974319