Winding – tensioning – or guiding – Reeling device – With spring motor
Patent
1995-01-03
1998-12-22
Nguyen, John Q.
Winding, tensioning, or guiding
Reeling device
With spring motor
242380, 40517, G65H 7530, G09F 1118
Patent
active
058509810
ABSTRACT:
A light weight, semi-rigid, 180 degree tubular, plastic housing and roller shaft assembly permanently assembled into this housing by capturing the ends of the roller shaft assembly inside of the end caps that are bondedly attached to the inside diameter of the housing that allows complete control over the single article wound around the roller shaft assembly. Bondedly attached to its outer diameter at the inner most point where they meet that has an internal spring mechanism that can be tensioned and biased in the retract position at assembly but has attached to the exposed end of the laminated map or the like a magnifying stiffener rod larger than the opening in the housing to secure the same from being pulled completely into the housing by the spring tension of the roller assembly but also serves as a means of pulling the map out of the housing as well as keeping the map stretched out to its full width and provides the viewer with a way to enlarge the small print on maps by looking at the map through the magnifying stiffener rod.
REFERENCES:
patent: 1570104 (1926-01-01), Vancil
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