Buckles – buttons – clasps – etc. – Strap tighteners – Accordion straps
Reexamination Certificate
2007-05-22
2007-05-22
Sandy, Robert J. (Department: 3677)
Buckles, buttons, clasps, etc.
Strap tighteners
Accordion straps
C024S0680CD, C254S213000
Reexamination Certificate
active
11151579
ABSTRACT:
A belt tightening device with a display comprises a body having a seat; one end of the seat being installed with one fixing hook; a pull rod pivotally installed to the seat; a wheel rotatably installed to the pull rod; a belt winding around the wheel; wherein when the pull rod is pulled so that wheel rotates with the pull rod; the belt will wind to tighten an object fixed by the fixing hook; a strain gauge installed at a connection between the fixing hook and the seat; an integrating unit installed at the seat and connected to the strain gauge; the integrating unit connected to the strain gauge will determine the tension of the fixing hook through the resistance; and a display installed in the integrating unit for displaying the tension determined by the integrating unit.
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patent: 3120946 (1964-02-01), McCormack et al.
patent: 4235420 (1980-11-01), Ross et al.
patent: 5738637 (1998-04-01), Kelly et al.
patent: 6908073 (2005-06-01), Hsien
patent: 7093327 (2006-08-01), Huang
patent: 2004/0104380 (2004-06-01), Huang
patent: 2005/0278902 (2005-12-01), Wilcox et al.
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