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2. Excavator - Wikipedia

   en.wikipedia.org/wiki/Excavator

   Excavator with grapple. Hydraulic excavators now perform tasks well beyond bucket excavation. With the advent of hydraulic-powered attachments such as a breaker, a cutter, a grapple or an auger,a crusher and screening buckets [11] the excavator is frequently used in many

3. Quick coupler - Wikipedia

   en.wikipedia.org/wiki/Quick_coupler

   There are many variations in the design of quick couplers. The initial divergence is between those that can pick up any of a range of buckets and attachments by clamping onto the mounting pins for the attachment (known as "pin grabbers" or "pin couplers") and those that work only with buckets and attachments designed to suit that quick coupler (known as "dedicated").

4. Tiltrotator - Wikipedia

   en.wikipedia.org/wiki/Tiltrotator

   A tiltrotator can best be described as a wrist between the arm of the excavator and bucket, or whatever other tool is fitted to the tiltrotator's quick coupler. With its integral quick coupler and rotary swivel, the tiltrotator can also use extra hydraulic functions to power and manipulate other worktools below it such as a breaker, grapple or an auger, which can be attached to the ...

5. Compact excavator - Wikipedia

   en.wikipedia.org/wiki/Compact_excavator

   The workgroup of a compact hydraulic excavator consists of the boom, dipper or arm, and attachment (e.g. auger, bucket or breaker). It is connected to the front of the excavator's house structure via a swing frame that allows the workgroup to be hydraulically pivoted left or right to achieve offset digging for trenching parallel with the tracks.

6. Auxiliary hydraulic system - Wikipedia

   en.wikipedia.org/wiki/Auxiliary_hydraulic_system

   An auxiliary hydraulic system delivers pressurized hydraulic fluid from a hydraulic pump to operate auxiliary equipment or attachments. The addition of an auxiliary hydraulic system to heavy construction equipment increases the versatility of the vehicle by allowing it to perform additional functions with different attachments. [1]

7. Grapple (tool) - Wikipedia

   en.wikipedia.org/wiki/Grapple_(tool)

   A lifting grapple is a type of hardware that can be attached to most large, heavy, or bulky objects to provide a feature on the item to which material handling equipment can attach. Lifting grapples sometimes double as tie downs, allowing heavy items to be held firmly in place by providing a point to which ropes or chains can be attached to the ...