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Match
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Document |
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5836089 |
Excavating equipment fitted with surface clamps
Excavating equipment comprising a rigid support structure with articulately mounted surface clamps, an excavating device downstream of the surface clamps in a direction of excavation and an urging...
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5638616 |
Oil supply mechanism in a deep excavator
An oil supply mechanism in a deep excavator comprising a chassis, a turntable disposed on the chassis, a boom which is pivotally supported on the turntable and is vertically swingable, a...
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5553405 |
Power-assisted shovel truck equipped with a water-feeding device and a water-draining device
A power-assisted shovel truck is provided including a swiveling truck and a rotary bucket attached to the truck by a movable arm. A water feed pump and a water feed tank are provided on the truck...
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5443294 |
Single-line clamshell bucket
A single-line clamshell bucket is provided comprising an upper sheave housing and an upper sheave assembly connected to the upper sheave housing. The bucket also comprises a lower sheave assembly...
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5377432 |
Deep excavator
A deep excavator comprising a stretchable arm arrangement having four telescopically assembled alms which are simultaneously extended and contracted for excavating earth or sand to form a deep...
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5024397 |
Clamshell attachment for log grapple
A clamshell attachment for a crescent shaped, concave-convex log grapple converts the log grapple to a scoop or bucket type device for handling bulk material such as wood chips. It consists of a...
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4695086 |
Two-sided grab bucket with plural operating cylinders
A two-sided grab bucket comprises a U-shaped scoop carrier and two scoops, which are provided with crosspieces, which are welded to the inside surfaces of the upper edge portions of the side walls...
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4654987 |
Grab bucket and actuating mechanism therefor
A two-sided grab bucket comprises a U-shaped scoop carrier and two scoops, which are provided with crosspieces, which are welded to the inside surfaces of the upper edge portions of the side walls...
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4542929 |
Articulating clam type grapple for a backhoe
Articulating clam-type grapple for a backhoe which includes a mounting head member for connecting to the backhoe dipper stick and tool cylinder. A grapple mounting assembly is pivotally attached to...
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4381872 |
Remote controlled clamshell bucket apparatus and method of using same
The disclosed invention relates to a single hoist line operated clamshell bucket apparatus and method of use. The bucket apparatus is loaded in the usual manner at a first location for transporting...
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4239273 |
Device for the rotary assembly of a member controlled by pressurized fluid
The invention relates to a device for the rotary assembly of a member controlled by pressurized fluid, comprising a body presenting first and second shoulders opposite which are disposed first and...
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4127298 |
Crane grab
A crane grab suspended by a single crane wire includes an operator-activated control means shiftable between a first position, in which open grab halves will be closed for digging in response to...
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4116069 |
Device for taking bottom soil samples from deep water basins
The device comprises two independently operating systems which are separated from each other in kinematical and actuating respects, viz, a system for closing the jaws of the sample-taking grab and...
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4043580 |
Cable-controlled grab device
A cable-controlled grab device possessing a pair of scoops directly and linkably connected to a support yoke. A central shaft has the scoops pivotably mounted at opposite ends thereof. An upper...
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3914886 |
Clamshell bucket assembly and valve means associated therewith
A bucket assembly has a bucket which is openable and closable by means of fluid pressure applied to one and the other end of a cylinder. The assembly includes a joint which allows free rotation of...
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3881263 |
Angular position controller for clam-shell bucket
A clam-shell bucket comprises two jaws which are opened and closed by means of a fluid-actuated ram. The angular position of the jaws is controlled by means of a motor which is coupled to the jaws...
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3739823 |
DEVICE FOR CUTTING TREE STUMPS
A device for cutting tree stumps including a support with a pair of cutters pivotally mounted thereon each cutter having a pair of side plates connected by a combination bottom end wall, the edge...
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3722448 |
DEVICE FOR RAISING SUNKEN SHIPS AND OTHER OBJECTS
A device for raising sunken ships and other objects, in which elongated arcuate buckets, pivoted to a floating supporting member, are placed in position on opposite sides of the sunken ship. A...
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3641689 |
HYDRAULICALLY ACTUATED CLAMSHELL BUCKETS
A clamshell bucket has complementary bowl sections pivotally supported from a deck, there being a generally horizontally disposed hydraulic cylinder which is trunnion mounted near its head end...
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3574384 |
GRAB BUCKET FOR MOUNTING ON A MECHANICAL EXCAVATOR OR LOADER
The invention relates to a grab bucket for mounting on a mechanical excavator or loader and comprising two shell parts pivoted so as to permit the grab bucket to be opened or closed, the invention...
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3510017 |
EARTHWORKING MACHINE ADAPTER FOR ENABLING EASY CONNECTION OF VARIOUS WORK TOOLS
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3451150 |
GRAB-BUCKET
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3375595 |
Single bucket excavator
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3294435 |
Hydraulically actuated grapple
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3113629 |
Boring apparatus whose opening is adjustable
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3023044 |
Grapple
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2889643 |
Hydraulically-operated grab bucket
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2889642 |
Clam shell dredging device
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2837846 |
Hydraulic clamshell bucket
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2826838 |
Four-rope clamshell cleanup type bucket
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2788143 |
Loader with swivel clam gripper
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