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US 4,787,811 AGranted
Quick attach means for attachments
AssigneeWestendorf Mfg. Co., Inc.
InventorsJoseph W. Langenfeld, Neal W. Westendorf
Life of this patent
Estimating the term…
Abstract
A quick attach means for a tractor loader is described comprising a pair of arcuate brackets pivotally secured to the forward ends of the loader boom arms. Each of the brackets has upper and lower horizontally extending pipes secured thereto which are adapted to be received by pockets at the rearward side of the loader bucket. A locking assembly is provided on the bracket for maintaining the pipes in their respective pockets.
Claims2
In combination,
- an end loader adapted to be mounted on a tractor and including a pair of pivotal booms,
- said end loader including a pair of hydraulic cylinders which are each pivotally connected at one end to one of said booms,
- a first hook-up bracket pivotally secured to one of said booms and operatively connected to one of said hydraulic cylinders,
- a second hook-up bracket pivotally secured to the other of said booms and operatively connected to the other of said hydraulic cylinder means,
- each of said hook-up brackets having upper and lower ends,
- each of said hook-up brackets being curved along their lengths,
- each of said hook-up brackets having a first horizontally disposed, elongated member at its upper end and a second horizontally disposed, elongated member at its lower end,
- a materials handling attachment having a curved rearward side with upper and lower ends,
- said attachment having first and second pairs of horizontally spaced, curved supports secured to the rearward side thereof, said first pair of supports comprising first and second tubes, said second pair of supports comprising third and fourth tubes, said tubes having upper and lower ends,
- a first support means extending between the upper ends of said first and second tubes to define a first, horizontally disposed, elongated pocket,
- a second support means extending between the upper ends of said third and fourth tubes to define a second horizontally disposed, elongated pocket,
- a third support means extending between the lower ends of said first and second tubes to define a third horizontally disposed, elongated pocket,
- a fourth support means extending between the lower ends of said third and fourth tubes to define a fourth horizontally disposed, elongated pocket,
- each of said first and second pockets having an open lower end adapted to receive one of said first elongated members therein,
- each of said third and fourth pockets having an open rearward end adapted to receive one of said second elongated members therein,
- the ends of said first and second elongated members on each of said hook-up brackets closely positioned to the associated tube to prevent relative lateral movement between said hook-up brackets and said attachment,
- and means for locking said second elongated members in said third and fourth pockets.
14 more elements
Dependencies are inferred from the claim text.