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Class 172/338 - Tongueless, animal draft


Subclass of Class 172 - Earth working
Definition: Apparatus adapted to be propelled by animals and characterized
No. of patents: 2
Last issue date: 10/24/2006


NumberTitleIssue Date
7124836Knock-on sweep structure
Sweep retaining structure includes a retainer having a contact end biased towards the sweep. The sweep includes two or more spaced end-receiving areas to accommodate changes in the mounted sweep position. In one embodiment, the retainer is a wire made of spring stee...
10/24/2006
7070007Knock-on sweep structure
Sweep retaining structure includes a retainer having a contact end biased towards the sweep. The sweep includes two or more spaced end-receiving areas to accommodate changes in the mounted sweep position. In one embodiment, the retainer is a wire made of spring stee...
07/04/2006
 
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