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US 7,390,007 B2Granted
Towbar system
AssigneeIbis Tek, LLC
InventorsJames Helms, Thomas G. Buckner
Life of this patent
Estimating the term…
Abstract
A towbar for flat-towing a vehicle, including two telescoping arms each pivotally attached at a pivot end having a heavy-gauge eyelet for attaching to a pintle hitch on the rear of a towing vehicle, with each arm having a gear element at the pivot end, in gear engagement with the gear element of the other arm. The telescoping arms automatically lock at a predetermined length.
Claims6
An apparatus, comprising:
- a coupler, for coupling to a hitch on the rear end of a towing vehicle;
- two arms, each pivotally attached to the coupler at a respective pivot end, and each terminating at the other end in a means for attaching to attachment points on the front of a vehicle to be towed;
- wherein each arm includes a telescoping rod of circular cross section and a tubular sleeve member also of circular cross section, provided in a telescoping arrangement so as to allow varying the length of the arm;
- and wherein each telescoping rod includes a hitch-end protuberance and a far-end protuberance, and each tubular sleeve member has a hitch-end lockbar and a far-end lockbar.
1 more element
Dependencies are inferred from the claim text.