Buckles – buttons – clasps – etc. – Cord and rope holders – Screw clamp
Reexamination Certificate
2008-06-27
2009-12-01
Chan, Korie (Department: 3632)
Buckles, buttons, clasps, etc.
Cord and rope holders
Screw clamp
C024S13600R, C248S682000
Reexamination Certificate
active
07624479
ABSTRACT:
The present invention provides a carrier board supporting device, and particularly an improved structure of a hardware piece for hanging and supporting a carrier board on a steel cable or a support bar. A force-application piece is additionally provided between a body and a threaded fastening element of the supporting device in order to improve the fastening force, safety of assembling, regularity of assembled support device and the steel cable, and reduction of damage to the surface of the steel cable or support bar. Thus, the supporting device of the present invention features fast installation, surface-type fastening, and separation resistance and can be used in wide applications.
REFERENCES:
patent: 508684 (1893-11-01), Couch
patent: 541680 (1895-06-01), Price
patent: 2506010 (1950-05-01), Birkenmaier
patent: 3072881 (1963-01-01), Norris
patent: 3339174 (1967-08-01), Walter et al.
patent: 4911572 (1990-03-01), Williams
Chan Korie
Lei Leong C.
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