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Class 280/83 - Vertically adjustable


Subclass of Class 280 - Land vehicles
Definition: Devices which are adjustable to vary the height of the tongue.
No. of patents: 2
Last issue date: 02/03/2004


NumberTitleIssue Date
6685211Trailer dolly
A load-bearing trailer dolly which connects a tongue-type boat, utility or other trailer to a towing vehicle and bears weight from the trailer during towing. In a preferred embodiment, the trailer dolly is characterized by an axle mounted on a pair of whe... 		02/03/2004
4290733Forage stack mover
A forage stack moving device has a tongue and bed mechanism rigidly secured to each other in which a plurality of endless chain elements pass over a plurality of longitudinal beam members and are driven by a mechanism driving all chains in unison while lo... 		09/22/1981
 
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