US3364560A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of hinge construction for a cardboard box
Assignee: Craft Inc
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Filing: 1963-11-04
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Granted: 1968-01-23
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Expires: 1983-11-04
Abstract
No abstract record available.
Inventors
- 👤 Leo T Roy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:51
CPC Classifications
E; E05; E05D; E05D5/00; E05D5/02; E05D5/04; E05Y; E05Y2900/00; E05Y2900/20; E05Y2999/00; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49833; Y10T29/4984
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
176 words
IN A METHOD OF SECURING A HINGE MEMBER TO ADJACENT WALLS OF THE BASE AND COVER SECTIONS OF A BOX CONSTRUCTION, COMPRISING THE STEPS OF FORMING A PLURALITY OF CONICALLY SHAPED DEPRESSIONS IN METALLIC HINGE ELEMENTS OF SAID HINGE MEMBER BY USING A FIRST TOOL ELEMENT SUCH THAT THE METAL FROM WHICH THE HINGE ELEMENTS ARE FORMED IS EFFECTIVELY STRETCHED TOWARD THE APEX OF EACH DEPRESSION BUT IS NOT PENETRATED THERETHROUGH, PUNCHING AN OPENING IN EACH CONICAL DEPRESSION WITH A SECOND TOOL ELEMENT TO FORM A CLUSTER OF PRONGS AROUND EACH OPENING, WHEREIN EACH OF SAID PRONGS IS FORMED IN A GENERALLY OUTWARDLY CURVED CONFIGURATION AND WITH AN OUTWARDLY REDUCING CROSS SECTIONAL DIMENSION, AND PRESSING SAID CLUSTERS OF PRONGS INTO SAID WALLS TO SECURE SAID HINGE ELEMENTS THERETO, SAID PRESSING STEP CAUSING THE POINTS OF SAID CURVED PRONGS TO BEND IN A DIRECTION THAT IS GENERALLY PERPENDICULAR TO THE AXES OF SAID OPENINGS, WHEREIN THE POINTS OF SAID PRONGS ARE PREVENTED FROM PENETRATING THROUGH THE OUTER SURFACE OF SAID WALLS INTO WHICH THE PRONGS ARE INSERTED.
Claim 2
Dependent Claim
176 words
IN A METHOD OF SECURING A HINGE MEMBER TO ADJACENT WALLS OF THE BASE AND COVER SECTIONS OF A BOX CONSTRUCTION, COMPRISING THE STEPS OF FORMING A PLURALITY OF CONICALLY SHAPED DEPRESSIONS IN METALLIC HINGE ELEMENTS OF SAID HINGE MEMBER BY USING A FIRST TOOL ELEMENT SUCH THAT THE METAL FROM WHICH THE HINGE ELEMENTS ARE FORMED IS EFFECTIVELY STRETCHED TOWARD THE APEX OF EACH DEPRESSION BUT IS NOT PENETRATED THERETHROUGH, PUNCHING AN OPENING IN EACH CONICAL DEPRESSION WITH A SECOND TOOL ELEMENT TO FORM A CLUSTER OF PRONGS AROUND EACH OPENING, WHEREIN EACH OF SAID PRONGS IS FORMED IN A GENERALLY OUTWARDLY CURVED CONFIGURATION AND WITH AN OUTWARDLY REDUCING CROSS SECTIONAL DIMENSION, AND PRESSING SAID CLUSTERS OF PRONGS INTO SAID WALLS TO SECURE SAID HINGE ELEMENTS THERETO, SAID PRESSING STEP CAUSING THE POINTS OF SAID CURVED PRONGS TO BEND IN A DIRECTION THAT IS GENERALLY PERPENDICULAR TO THE AXES OF SAID OPENINGS, WHEREIN THE POINTS OF SAID PRONGS ARE PREVENTED FROM PENETRATING THROUGH THE OUTER SURFACE OF SAID WALLS INTO WHICH THE PRONGS ARE INSERTED.
Claim 3
Dependent Claim
131 words
IN A METHOD OF FORMING A METALLIC HINGE MEMBER THAT IS ADAPTED TO BE SECURED TO THE WALLS OF A CARDBOARD BOX CONSTRUCTION, INCLUDING THE STEPS OF FORMING CLUSTERS OF PRONGS ON SAID HINGE MEMBER BY INDENTING SAID HINGE MEMBER WITH A PLURALITY OF CONICALLY SHAPED DEPRESSIONS THEREIN BY USING A FIRST TOOL ELEMENT, SUCH THAT THE METAL FROM WHICH THE HINGE MEMBER IS FABRICATED IS EFFECTIVELY STRETCHED AT EACH DEPRESSION BUT IS NOT PENETRATED, WHERE IN THE CROSS SECTIONAL DIMENSION THEREOF IS GRADUALLY DECREASED IN A DIRECTION TOWARD THE APEX OF EACH DEPRESSION, AND PENETRATING EACH DEPRESSION AT THE APEX THEREOF WITH A SECOND TOOL ELEMENT TO FORM A PLURALITY OF CURVED, TAPERED OF WHICH IS BORDERED BY A PLURALITY OF CURVED, TAPERED PRONGS THAT DEFINE THE CLUSTERS OF PRONGS.
Claim 4
Dependent Claim
131 words
IN A METHOD OF FORMING A METALLIC HINGE MEMBER THAT IS ADAPTED TO BE SECURED TO THE WALLS OF A CARDBOARD BOX CONSTRUCTION, INCLUDING THE STEPS OF FORMING CLUSTERS OF PRONGS ON SAID HINGE MEMBER BY INDENTING SAID HINGE MEMBER WITH A PLURALITY OF CONICALLY SHAPED DEPRESSIONS THEREIN BY USING A FIRST TOOL ELEMENT, SUCH THAT THE METAL FROM WHICH THE HINGE MEMBER IS FABRICATED IS EFFECTIVELY STRETCHED AT EACH DEPRESSION BUT IS NOT PENETRATED, WHERE IN THE CROSS SECTIONAL DIMENSION THEREOF IS GRADUALLY DECREASED IN A DIRECTION TOWARD THE APEX OF EACH DEPRESSION, AND PENETRATING EACH DEPRESSION AT THE APEX THEREOF WITH A SECOND TOOL ELEMENT TO FORM A PLURALITY OF CURVED, TAPERED OF WHICH IS BORDERED BY A PLURALITY OF CURVED, TAPERED PRONGS THAT DEFINE THE CLUSTERS OF PRONGS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-22 | 1971-07-24 | 1972-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-22 | 1975-07-24 | 1976-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-22 | 1979-07-24 | 1980-01-23 | $7700.00 | Window Closed / Lapsed |