Collapsible and Expandable Spring-Loaded Discs
First Claim
1. An expandable and collapsible accessory comprising:
- an outer circular disc with a circular wall rising therefrom and a plurality of flanges extending inwards from said circular wall of said outer circular disc;
an inner circular disc with a circular wall rising therefrom and a plurality of flanges extending outwards from said circular wall of said inner circular disc;
a spring positioned between said outer circular disc and said inner circular disc;
a flexible cover attached to said outer circular disc at a first end and said inner circular disc at a second end opposite said first end, said flexible cover enveloping said spring.
1 Assignment
0 Petitions
Accused Products
Abstract
Two circular rings or discs which are somewhat rotatable with respect to one another. They are connected by a foldable cover which houses a spring inside. The spring, when collapsed, pushes the discs away from each other while the foldable cover is semi-flexible. When the accessory is collapsed, the foldable cover folds over itself, whereas when the accessory is expanded, the foldable cover becomes unfolded with a smaller-circumference center ridge which is less flexible or non-flexible, and situated between two larger circumference areas. Flanges on the inner and outer rings abut each other, keeping the spring collapsed and discs locked into each other in some embodiments. When the rings are rotated with respect to one another, the flanges become unlocked and the spring separates the discs such that one or both of the foldable cover or spring become the limiting factor in how far apart the discs spread from another.
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Citations
15 Claims
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1. An expandable and collapsible accessory comprising:
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an outer circular disc with a circular wall rising therefrom and a plurality of flanges extending inwards from said circular wall of said outer circular disc; an inner circular disc with a circular wall rising therefrom and a plurality of flanges extending outwards from said circular wall of said inner circular disc; a spring positioned between said outer circular disc and said inner circular disc; a flexible cover attached to said outer circular disc at a first end and said inner circular disc at a second end opposite said first end, said flexible cover enveloping said spring. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. An expandable and collapsible accessory, comprising:
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a complimentary pair of first and second discs, said first disc rotatable within said second disc each having a set of alternating flanges and spaces there-between said flanges, said flanges extending perpendicular to walls of each said first and second disc; a spring exerting force on each of said first and second discs; a cover extending between said first and second disc which completely surrounds said spring. - View Dependent Claims (10, 11, 12, 13, 14, 15)
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Specification