US3114336A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Simplified freight bracing apparatus
Assignee: Sparton Corp
•
Filing: 1959-05-08
•
Granted: 1963-12-17
•
Expires: 1979-05-08
Abstract
No abstract record available.
Inventors
- 👤 Robert C Schroeder
- 👤 David D Wood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:31
CPC Classifications
B; B60; B60P; B60P7/00; B60P7/06; B60P7/135; B60P7/15; B61; B61D; B61D45/00; B61D45/001
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
THE COMBINATION COMPRISING TWO PARALLEL HORIZONTAL RAILS HAVING OPENINGS IN THEIR UPPER AND SIDE SURFACES DEFINING A VERTICALLY EXTENDING LEDGE AND A DOWNWARDLY FACING HORIZONTAL LEDGE; A CROSS MEMBER HAVING END FITTINGS EXTENDABLE THROUGH THE OPENINGS IN THE RAILS; SAID END FITTINGS HAVING HOOK SECTIONS ADAPTED TO ENGAGE THE VERTICAL LEDGES TO PREVENT HORIZONTAL PULL OUT OF THE CROSS MEMBER FROM THE RAILS, AND HAVING A MOVABLE LATCH PROJECTABLE INTO THE RAIL OPENINGS TO HAVE A SURFACE THEREOF UNDERLIE THE HORIZONTAL LEDGE FOR PREVENTING VERTICAL DISPLACEMENT OF THE CROSS MEMBER; SAID LATCH HAVING A CAM SURFACE THEREON ADAPTED TO COACT WITH A SURFACE OF THE RAIL DURING CROSS MEMBER INSTALLATION TO RETRACT THE LATCH OUT OF AN INTERFERING POSITION.
Claim 2
Dependent Claim
119 words
THE COMBINATION COMPRISING TWO PARALLEL HORIZONTAL RAILS HAVING OPENINGS IN THEIR UPPER AND SIDE SURFACES DEFINING A VERTICALLY EXTENDING LEDGE AND A DOWNWARDLY FACING HORIZONTAL LEDGE; A CROSS MEMBER HAVING END FITTINGS EXTENDABLE THROUGH THE OPENINGS IN THE RAILS; SAID END FITTINGS HAVING HOOK SECTIONS ADAPTED TO ENGAGE THE VERTICAL LEDGES TO PREVENT HORIZONTAL PULL OUT OF THE CROSS MEMBER FROM THE RAILS, AND HAVING A MOVABLE LATCH PROJECTABLE INTO THE RAIL OPENINGS TO HAVE A SURFACE THEREOF UNDERLIE THE HORIZONTAL LEDGE FOR PREVENTING VERTICAL DISPLACEMENT OF THE CROSS MEMBER; SAID LATCH HAVING A CAM SURFACE THEREON ADAPTED TO COACT WITH A SURFACE OF THE RAIL DURING CROSS MEMBER INSTALLATION TO RETRACT THE LATCH OUT OF AN INTERFERING POSITION.
References Cited (Backward Citations)
US1473817A
Cited
US2091869A
Cited
US2354861A
Cited
US2519846A
Cited
US2546929A
Cited
US2616375A
Cited
US2575326A
Cited
US2747520A
Cited
US2769404A
Cited
US2834304A
Cited
US2808788A
Cited
US2900925A
Cited
US2873695A
Cited
US2963992A
Cited
US2919662A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-16 | 1967-06-17 | 1967-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-16 | 1971-06-17 | 1971-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-16 | 1975-06-17 | 1975-12-17 | $7700.00 | Window Closed / Lapsed |