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Class Information
Number: 172/252
Name: Earth working > Convertible; or changeable by disassembly or assembly > Changeable by disassembly or assembly > Tool changeable to diverse tool > Tool plus added part forms diverse tool
Description: Apparatus in which the change is brought about by adding to an earth working element or a major portion of an earth working element a part to form an earth working element of a different shape or size than the original earth working element, said part not being intended for use as an earth working element by itself in the apparatus.

Patents under this class:

Patent Number Title Of Patent Date Issued
6990758 Scraper and rake attachment for excavator bucket Jan. 31, 2006
6718662 Do-all rake-tooth bucket extension attachment Apr. 13, 2004
6360458 Rake attachment for skid steer loaders and front end loaders and method for converting a loader bucket into a lawn preparation tool Mar. 26, 2002
6068065 Roller attachment for road grader May. 30, 2000
5251704 Detachable harrow sprayer Oct. 12, 1993
4304304 Planter V-wing and attachment therefor Dec. 8, 1981

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