US3831532A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lading tie anchor
Assignee: Illinois Railway Equipment Co
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Filing: 1973-03-12
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Granted: 1974-08-27
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Expires: 1993-03-12
Abstract
Abstract A lading tie anchor assembly for a railway car comprises a Cshaped retainer to be welded to the car frame and having a concave spherical surface engaged by a convex spherical surface of a trunnion the neck of which extends through the slot in the retainer with an endwise extending bifurcated section between the furcations of which one corner of a triangularly shaped link is pivoted. The link has a lading tie receiving slot along its side opposite the one corner the outer side of which is convexly curved and the ends are semi-circular.
Inventors
- 👤 E Smith
- 👤 R Nadherny
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:49
CPC Classifications
B; B60; B60P; B60P7/00; B60P7/06; B60P7/08; B60P7/0807; B61; B61D; B61D45/00
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
140 words
A lading tie anchor assembly for a railway car comprising an inverted cup shaped retainer adapted to be secured to said railway car, said retainer having a generally spherical inner concave surface and a centrally located aperture; a trunnion having a bulbous lower end within said retainer having a generally spherical outer convex surface complemental to and for pivotal movement with respect to said inner concave surface, a neck portion extending from said bulbous lower end through said aperture, and a bifurcated upper end the furcations of which are apertured; a generally triangularly shaped plate-like link having a pin receiving aperture near one corner for registry with said apertures in said furcations, and a lading tie receiving slot extending along its side opposite said corner; and a pin extending through said apertures for pivotally mounting said link on said trunnion.
Claim 2
Dependent Claim
140 words
A lading tie anchor assembly for a railway car comprising an inverted cup shaped retainer adapted to be secured to said railway car, said retainer having a generally spherical inner concave surface and a centrally located aperture; a trunnion having a bulbous lower end within said retainer having a generally spherical outer convex surface complemental to and for pivotal movement with respect to said inner concave surface, a neck portion extending from said bulbous lower end through said aperture, and a bifurcated upper end the furcations of which are apertured; a generally triangularly shaped plate-like link having a pin receiving aperture near one corner for registry with said apertures in said furcations, and a lading tie receiving slot extending along its side opposite said corner; and a pin extending through said apertures for pivotally mounting said link on said trunnion.
Claim 3
Dependent Claim
39 words
A lading tie anchor assembly according to claim 1 wherein said retainer has a slot extending from said centrally located aperture toward one edge of said retainer whereby said trunnion and said link can be shifted tO retracted position.
References Cited (Backward Citations)
US2094407A
Cited
US3233319A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-08-26 | 1978-02-25 | 1978-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-08-26 | 1982-02-25 | 1982-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-08-26 | 1986-02-25 | 1986-08-27 | $7700.00 | Window Closed / Lapsed |