Title: Snap-on-handle structure

Abstract: A snap-on handle structure for attachment to an operating shaft having detent notches and cam members including a handle with an internal recess, and a generally U-shaped spring member in the handle recess with a pair of spaced-apart arms with free ends extending toward an open end of the recess. Each of the arms has a generally V-shaped hook portion intermediate the central base of the spring member and the free ends of said legs with a pair of inclined legs to coact with the cam members on placement of the handle on the operating shaft and coaction with the detent notches for retention of the handle on the shaft.

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Inventors: Sully, George R. (Waseca, MN, US)

Application Number: 863470
Filing Date: 1977-12-22
Publication_date: 1980-02-19
Assignee: Truth Incorporated (Owatonna, MN)
Primary Class(es): 403/11 16/433, 16/DIG30, 74/553, 292/353, 403/330, 403/359.5
Other Classes:
US Patent Ref:

191363	May, 1877	Naylor	292/353.
1882625	Oct, 1932	Jacobi	292/353.
1909353	May, 1933	Hughes et al.	74/543.
2271266	Jan, 1942	Kost	403/355.
3222951	Dec, 1965	Maursey	403/359.

Other Refs: 63694213073

Jul, 1892	DE2
May, 1967	SE

Primary Examiner: Kundrat, Andrew V.
Assistant Examiner:
Attorney: Wegner, Stellman, McCord, Wiles & Wood