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US 9,352,606 B2Granted
Binder with a latterally extendable spine
OwnerAdam Merzoninventor
Life of this patent
Estimating the term…
Abstract
A binder arrangement comprising, a pair of binder covers pivotable about an axis into an opposed orientation, a single set of binder rings attached to said binder covers, a pair of hinges for pivoting said pair of covers into an opposed orientation; and a spine for separating said pair of binder covers, wherein said binder covers have a slot for slidably attaching said binder covers to said spine.
Claims4
A binder arrangement comprising:
- a) a pair of binder covers including a front binder cover and a rear binder cover pivotable about an axis into an opposed orientation;
- b) a front cover binder ring assembly attached to only said front binder cover and a rear cover binder ring assembly attached to only said rear binder cover,
- c) a pair of hinges for pivoting said pair of covers into an opposed orientation;
- and
- d) a spine between said pair of binder covers, a spring for exerting a biasing force on said pair of binder covers for retracting said pair of binder covers wherein said spine is comprised of a portion of each of said pair of covers slidably retained in parallel alignment between an exterior plate and an interior plate;
- e) wherein said binder covers have a slot for receiving a pin that is rigidly attached to said spine for slidably attaching said binder covers to said spine.
3 more elements
A binder arrangement having variable interior volume comprising:
- a. a pair of binder covers including a front binder cover and a rear binder cover pivotable about an axis into an opposed orientation;
- b. a front cover binder ring assembly attached to only said front binder cover and a rear binder ring assembly attached to only said rear binder cover,
- c. a pair of hinges for pivoting said pair of covers into an opposed orientation;
- wherein said hinges have a variable pivot point,
- d. an adjustable width spine between said pair of binder covers wherein said-spine is comprised of a portion of each of said pair of covers slidably retained in parallel alignment between an exterior plate and an interior plate;
- and
- e. a spring for exerting a biasing force on said pair of binder covers for retracting said pair of binder covers towards said spine.
4 more elements
Dependencies are inferred from the claim text.