Class 411/205 - Member includes pawl- or pivoting key-type portion engaging threads

Subclass of Class 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener
Definition: Device wherein at least one of the distinct members ordinarily
No. of patents: 2
Last issue date: 12/31/1991

Number	Title	Issue Date
5076369	Length-adjustable upper steering arm for a three-point coupling device A length-adjustable upper steering arm for a three-point coupling device, including a connecting eye having a threaded shank, and a coupling hook having a threaded shank, both of which are received in threaded bores of a sleeve, and which threads extend i...	12/31/1991
4778194	Tractor hitch and adjustable arm A multi-arm tractor hitch with an improved adjustable arm having a pair of threaded end members with slots therealong, a middle member engaged with the end members in turnbuckle fashion, a locking member movably, preferably pivotably, attached to the midd...	10/18/1988

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