US3727966A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Freight-skid tow bar
Assignee: Individual
•
Filing: 1971-05-12
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Granted: 1973-04-17
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Expires: 1991-05-12
Abstract
Abstract A tow bar for freight skidding, the device comprising an elongated strap iron which at one end has a clevis type hook secured thereto, the opposite end of the tow bar being downwardly turned so to form a biting edge.
Inventors
- 👤 A Stockwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 01:46
CPC Classifications
B; B66; B66C; B66C1/00; Y; Y10; Y10T; Y10T24/00; Y10T24/34; Y10T24/3484
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
182 words
In a freight skid tow bar, the combination of an elongated body, said body at its rear end being integral with a stationarily formed downwardly extending spur, and a forward end of said body being secured to a clevis type hook, said freight skid tow bar being made of strap iron material, said strap iron being of substantial thickness for purposes of strength, said spur formed at a rear end of said body being downwardly turned around a relatively sharp radius, said spur being provided with a face at a bottom thereof, said face being parallel with the underside of said body, said clevis type hook secured to a forward end of said body including a downwardly extending rounded back portion projecting lower than said under-side of said body, said downwardly rounded back portion of said hook extending downwardly a same distance as said spur face, so that a forward end of said tow bar resting on said hook thereby maintains said body in a generally level position, and said hook being laterally pivotable about a vertical pin fitted through said body.
Claim 2
Dependent Claim
182 words
In a freight skid tow bar, the combination of an elongated body, said body at its rear end being integral with a stationarily formed downwardly extending spur, and a forward end of said body being secured to a clevis type hook, said freight skid tow bar being made of strap iron material, said strap iron being of substantial thickness for purposes of strength, said spur formed at a rear end of said body being downwardly turned around a relatively sharp radius, said spur being provided with a face at a bottom thereof, said face being parallel with the underside of said body, said clevis type hook secured to a forward end of said body including a downwardly extending rounded back portion projecting lower than said under-side of said body, said downwardly rounded back portion of said hook extending downwardly a same distance as said spur face, so that a forward end of said tow bar resting on said hook thereby maintains said body in a generally level position, and said hook being laterally pivotable about a vertical pin fitted through said body.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-04-16 | 1976-10-16 | 1977-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-04-16 | 1980-10-16 | 1981-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-04-16 | 1984-10-16 | 1985-04-17 | $7700.00 | Window Closed / Lapsed |