US3315345A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making nut-panel assembly
Assignee: Multifastener Corp
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Filing: 1962-03-14
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Granted: 1967-04-25
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Expires: 1982-03-14
Abstract
No abstract record available.
Inventors
- 👤 Plummer E Double
- 👤 Herman R Abbrecht
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:01
CPC Classifications
F; F16; F16B; F16B37/00; F16B37/04; F16B37/06; F16B37/062; F16B37/068; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/965; Y10S411/968; Y10T; Y10T29/00; Y10T29/34; Y10T29/49; Y10T29/49826; Y10T29/49833; Y10T29/49835; Y10T29/49908; Y10T29/49915; Y10T29/49936
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
188 words
IN A METHOD OF SECURING TO A PANEL A NUT HAVING A CENTRAL POLYGONAL PILOT PORTION AND A PAIR OF LATERALLY PROJECTING SHOULDERS, THE NUT HAVING A RE-ENTRANT GROOVE INTERMEDIATE THE PILOT PORTION AND EACH OF THE SHOULDERS, SAID GROOVES OPENING ONTO THE SHOULDER THROUGH A RESTRICTED MOUTH, THE STEPS OF DISPLACING THE NUT RELATIVE TO THE PANEL IN A SINGLE UNINTERRUPTED MOTION, SEQUENTIALLY (1) PIERCING THE PANEL WITH THE NUT PILOT PORTION, (2) BOTTOMING THE PANEL ON THE NUT SHOULDERS, (3) SEVERING THOSE PORTIONS OF THE PANEL ALIGNED WITH THE GROOVE MOUTHS, EACH SUCH SEVERED PORTIONS BEING OF LESS LONGITUDINAL EXTENT THAN THE JUXTAPOSED GROOVE AND OF A WIDTH SUBSTANTIALLY THE SAME AS THE WIDTH OF THE GROOVE MOUTH, (4) DISPLACING INTO THE ALIGNED GROOVE LESS THAN THE ENTIRE EXTENT OF SAID SEVERED PORTIONS, RESPECTIVELY, (5) DEFORMING EACH OF THE SO-PLACED SEVERED PORTIONS TO A WIDTH GREATER THAN THE WIDTH OF THE GROOVE MOUTH, AND (6) DISPLACING TO A LESSER EXTENT THE REMAINDER OF THE SEVERED PORTIONS, RESPECTIVELY, SO AS TO JOIN UNDEFORMED PORTIONS OF THE PANEL TO THE SEVERED, DISPLACED AND DEFORMED PORTIONS IN SAID GROOVES.
Claim 2
Dependent Claim
188 words
IN A METHOD OF SECURING TO A PANEL A NUT HAVING A CENTRAL POLYGONAL PILOT PORTION AND A PAIR OF LATERALLY PROJECTING SHOULDERS, THE NUT HAVING A RE-ENTRANT GROOVE INTERMEDIATE THE PILOT PORTION AND EACH OF THE SHOULDERS, SAID GROOVES OPENING ONTO THE SHOULDER THROUGH A RESTRICTED MOUTH, THE STEPS OF DISPLACING THE NUT RELATIVE TO THE PANEL IN A SINGLE UNINTERRUPTED MOTION, SEQUENTIALLY (1) PIERCING THE PANEL WITH THE NUT PILOT PORTION, (2) BOTTOMING THE PANEL ON THE NUT SHOULDERS, (3) SEVERING THOSE PORTIONS OF THE PANEL ALIGNED WITH THE GROOVE MOUTHS, EACH SUCH SEVERED PORTIONS BEING OF LESS LONGITUDINAL EXTENT THAN THE JUXTAPOSED GROOVE AND OF A WIDTH SUBSTANTIALLY THE SAME AS THE WIDTH OF THE GROOVE MOUTH, (4) DISPLACING INTO THE ALIGNED GROOVE LESS THAN THE ENTIRE EXTENT OF SAID SEVERED PORTIONS, RESPECTIVELY, (5) DEFORMING EACH OF THE SO-PLACED SEVERED PORTIONS TO A WIDTH GREATER THAN THE WIDTH OF THE GROOVE MOUTH, AND (6) DISPLACING TO A LESSER EXTENT THE REMAINDER OF THE SEVERED PORTIONS, RESPECTIVELY, SO AS TO JOIN UNDEFORMED PORTIONS OF THE PANEL TO THE SEVERED, DISPLACED AND DEFORMED PORTIONS IN SAID GROOVES.
Claim 3
Dependent Claim
151 words
IN AN APPARATUS FOR SECURING A NUT TO A SHEET METAL PANEL, THE NUT HAVING A CENTRAL POLYGONAL PIERCING PORTION, A PAIR OF LATERALLY OPPOSITELY DIRECTED SHOULDERS AND REENTRANT GROOVES INTERPOSED, RESPECTIVELY, BETWEEN SAID SHOULDERS AND SAID PIERCING PORTION, SAID APPARATUS COMPRISING A DIE BUTTON HAVING A PLANAR END FACE PROVIDED WITH A CEWNTRAL POLYGONAL APERTURE ADAPTED TO RECEIVE THE NUT PIERCING PORTION AND A PLURALITY OF ELONGATED PARALLEL EMBOSSMENTS ON OPPOSITE SIDES OF SAID APERTURE ADAPTED TO REGISTER WITH THE NUT GROOVES, SAID EMBOSSMENTS EACH BEING OF LESS LINEAR EXTENT THAN THE LENGTH OF SAID GROOVES AND MERGING INTO THE PLANE OF SAID DIE BUTTON END FACE THROUGH ARCUATE JOINING SURFACES, SAID EMBOSSMENTS HAVING A HEIGHT SLIGHTLY GREATER THAN THE DEPTH OF THE NUT GROOVES LESS THE THICKNESS OF SAID SHEET METAL PANEL, AND SAID EMBOSSMENTS EACH HAVING A MAXIMUM WIDTH SLIGHTLY LESS THAN THE MINIMUM WIDTH OF SAID GROOVES.
Claim 4
Dependent Claim
151 words
IN AN APPARATUS FOR SECURING A NUT TO A SHEET METAL PANEL, THE NUT HAVING A CENTRAL POLYGONAL PIERCING PORTION, A PAIR OF LATERALLY OPPOSITELY DIRECTED SHOULDERS AND REENTRANT GROOVES INTERPOSED, RESPECTIVELY, BETWEEN SAID SHOULDERS AND SAID PIERCING PORTION, SAID APPARATUS COMPRISING A DIE BUTTON HAVING A PLANAR END FACE PROVIDED WITH A CEWNTRAL POLYGONAL APERTURE ADAPTED TO RECEIVE THE NUT PIERCING PORTION AND A PLURALITY OF ELONGATED PARALLEL EMBOSSMENTS ON OPPOSITE SIDES OF SAID APERTURE ADAPTED TO REGISTER WITH THE NUT GROOVES, SAID EMBOSSMENTS EACH BEING OF LESS LINEAR EXTENT THAN THE LENGTH OF SAID GROOVES AND MERGING INTO THE PLANE OF SAID DIE BUTTON END FACE THROUGH ARCUATE JOINING SURFACES, SAID EMBOSSMENTS HAVING A HEIGHT SLIGHTLY GREATER THAN THE DEPTH OF THE NUT GROOVES LESS THE THICKNESS OF SAID SHEET METAL PANEL, AND SAID EMBOSSMENTS EACH HAVING A MAXIMUM WIDTH SLIGHTLY LESS THAN THE MINIMUM WIDTH OF SAID GROOVES.
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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) | 1970-04-24 | 1970-10-24 | 1971-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-24 | 1974-10-24 | 1975-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-24 | 1978-10-24 | 1979-04-25 | $7700.00 | Window Closed / Lapsed |