Attachment for a back hoe bucket
First Claim
1. In an attachment for a back hoe bucket comprising a pair of elongated spaced support arms secured to and extending above respective side walls of a back hoe bucket adjacent a rear wall thereof, each of said arms having an opening therethrough adjacent its upper end in substantial alignment laterally of a back hoe bucket with each bottom wall forming said opening being generally flush with an upper edge of respective side wall of a back hoe bucket, an elongated upper bar extending laterally outwardly through said aligned openings in said arms and supported by said arms and adapted to be supported by an upper edge of respective side wall of a back hoe bucket, a pair of elongated generally upright members having lower ends and upper ends supported by said upper bar outboard of respective said arms, selective means releasably attaching said upper ends of said upright members in selected lateral positions on said upper bar, an elongated lower bar extending substantially parallel to said upper bar, and means to attach said lower bar to each of said upright members spacedly above said lower ends and generally below a back hoe bucket attachment to a boom of a back hoe vehicle to dispose said lower bar supportingly against a back wall of a back hoe bucket spaced adjacently above its bottom wall.
0 Assignments
0 Petitions
Accused Products
Abstract
The attachment includes a pair of spaced support arms secured to the sides of a bucket of a back hoe vehicle and receive an elongated upper rectangular bar, and a pair of adjustably spaced fork arms attached to the upper bar. An elongated lower bar extends substantially parallel to the upper bar and is adjustably supported by the fork arms and engages against the back wall of the bucket. The lower bar may be adjustably elevated on the fork arms and provides rigidifying support for the fork arms in their outwardly extended position.
-
Citations
22 Claims
- 1. In an attachment for a back hoe bucket comprising a pair of elongated spaced support arms secured to and extending above respective side walls of a back hoe bucket adjacent a rear wall thereof, each of said arms having an opening therethrough adjacent its upper end in substantial alignment laterally of a back hoe bucket with each bottom wall forming said opening being generally flush with an upper edge of respective side wall of a back hoe bucket, an elongated upper bar extending laterally outwardly through said aligned openings in said arms and supported by said arms and adapted to be supported by an upper edge of respective side wall of a back hoe bucket, a pair of elongated generally upright members having lower ends and upper ends supported by said upper bar outboard of respective said arms, selective means releasably attaching said upper ends of said upright members in selected lateral positions on said upper bar, an elongated lower bar extending substantially parallel to said upper bar, and means to attach said lower bar to each of said upright members spacedly above said lower ends and generally below a back hoe bucket attachment to a boom of a back hoe vehicle to dispose said lower bar supportingly against a back wall of a back hoe bucket spaced adjacently above its bottom wall.
-
21. An attactment for a back hoe bucket comprising a pair of mounting arms for securing said attachment to a back hoe bucket, a pair of fork arms respectively supported by said pair of mounting arms, an elongated upper bar received on said pair of fork arms and on said pair of mounting arms, a pair of clamp means freely received on said upper bar, and an opening through each said pair of clamp means, a pair of bolt fasteners respectively secured to and passing through said openings in said pair of clamp means and respective equally spaced transverse openings through said bar for adjustment spread of said pair of fork arms from each other, an elongated lower bar, and another pair of bolt fasteners secured to and respectively passing through an elongated cut-out opening slot through each said fork arm to provide adjustment in elevating and lowering said lower bar on said fork arms, each said other bolt fastener releasably locking said lower bar at any desired elevation on said pair of fork arms.
-
22. An attachment for a back hoe bucket comprising a pair of mounting arms for securing said attachment to a back hoe bucket, a pair of elongated fork arms having upper ends respectively supported by said pair of mounting arms, an elongated upper bar received on said pair of fork arms and on said pair of mounting arms, each said fork arms upper ends including a hollow box element to receive said upper bar, releasable means engaged on said box element to selectively clamp said box element to said upper bar for adjustment spread of said pair of fork arms from each other, an elongated lower bar extending substantially parallel to said upper bar, a pair of hollow box elements respectively receiving a generally upright portion of and medially of each said fork arm, said hollow box elements carrying said lower bar, and releasable means engaged on each said box element to selectively clamp said box element to each said generally upright portion to provide adjustment in elevating and lowering said lower bar on said fork arms.
Specification