US3295873A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fastener elements
Assignee: Individual
•
Filing: 1963-05-20
•
Granted: 1967-01-03
•
Expires: 1983-05-20
Abstract
No abstract record available.
Inventors
- 👤 Warren R Attwood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:41
CPC Classifications
F; F16; F16B; F16B12/00; F16B12/10; F16B12/28; F16B12/30; F16B35/00; F16B35/04; F16B35/041; F16B7/00; F16B7/18; Y; Y10; Y10T; Y10T403/00; Y10T403/71; Y10T403/7105
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
A FASTENER MEMBER FOR USE IN CLAMPING A STRUCTURAL MEMBER TO A TUBULAR MEMBER PROVIDED WITH PERFORATIONS SAID PERFORATIONS EACH HAVING THEIR AXES IN SUBSTANTIALLY A COMMON PLANE AND SUBSTANTIALLY NORMAL TO EACH OTHER, SAID FASTENER ELEMENT COMPRISING: (A) A FIRST AND A SECOND END PORTION EXTENDING THROUGH ALIGNED PERFORATIONS IN SAID STRUCTURAL MEMBER AND IN SAID TUBULAR MEMBER, (B) AN INTERMEDIATE PORTION CONNECTING SAID END PORTIONS, SAID END PORTIONS BEING STRAIGHT AND EXTENDING AT RIGHT ANGLES TO EACH OTHER, (C) CLAMPING MEANS CARRIED ON SAID END PORTIONS, (D) SAID INTERMEDIATE PORTION OF SAID FASTENER MEMBER BEING STRAIGHT AND BEING ADAPTED TO BE CONTAINED WITHIN A TRANSVERSE CROSS-SECTIONAL AREA OF THE INTERIOR OF SAID TUBULAR MEMBER LYING ON ONE SIDE ONLY OF A DIAGONAL PLANE LONGITUDINALLY BISECTING SAME.
Claim 2
Dependent Claim
128 words
A FASTENER MEMBER FOR USE IN CLAMPING A STRUCTURAL MEMBER TO A TUBULAR MEMBER PROVIDED WITH PERFORATIONS SAID PERFORATIONS EACH HAVING THEIR AXES IN SUBSTANTIALLY A COMMON PLANE AND SUBSTANTIALLY NORMAL TO EACH OTHER, SAID FASTENER ELEMENT COMPRISING: (A) A FIRST AND A SECOND END PORTION EXTENDING THROUGH ALIGNED PERFORATIONS IN SAID STRUCTURAL MEMBER AND IN SAID TUBULAR MEMBER, (B) AN INTERMEDIATE PORTION CONNECTING SAID END PORTIONS, SAID END PORTIONS BEING STRAIGHT AND EXTENDING AT RIGHT ANGLES TO EACH OTHER, (C) CLAMPING MEANS CARRIED ON SAID END PORTIONS, (D) SAID INTERMEDIATE PORTION OF SAID FASTENER MEMBER BEING STRAIGHT AND BEING ADAPTED TO BE CONTAINED WITHIN A TRANSVERSE CROSS-SECTIONAL AREA OF THE INTERIOR OF SAID TUBULAR MEMBER LYING ON ONE SIDE ONLY OF A DIAGONAL PLANE LONGITUDINALLY BISECTING SAME.
References Cited (Backward Citations)
US1489068A
Cited
US1525214A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-02 | 1970-07-04 | 1971-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-02 | 1974-07-04 | 1975-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-02 | 1978-07-04 | 1979-01-03 | $7700.00 | Window Closed / Lapsed |