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US 5,209,592 AGranted
Notebook insert with calculator and holepunch
OwnerMark A. Bedolinventor
Life of this patent
Estimating the term…
Abstract
A notebook insert comprises a housing, an electronic calculator attached to the housing and a holepunch assembly also attached to the housing. The housing has a periphery with multiple holes therethrough which are spaced to be adapted for engagement with the rings of a ringed notebook. The housing, electronic calculator, and holepunch assembly are sufficiently thin for convenient use of the notebook insert in a ringed notebook.
Claims6
A notebook insert, comprising:
- a) a housing having a periphery with a plurality of holes therethrough, said holes being adapted for engagement with the rings of a ringed notebook;
- b) an electronic calculator attached to said housing;
- and,
- c) a holepunch assembly attached to said housing, said housing, calculator and holepunch assembly being sufficiently thin for convenient use of the notebook insert in a ringed notebook,
- wherein said housing includes a plurality of spaced openings, said holepunch assembly comprising a rigid plate having spaced projections formed thereon and hinges attached to an edge thereof, said hinges for securely attaching said rigid plate to said housing, said rigid plate being so positionable with respect to an upper surface of said housing such that said spaced extensions may be aligned with said openings so as to provide a holepunching capability when paper is inserted therebetween.
2 more elements
Dependencies are inferred from the claim text.