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2. Grab (tool) - Wikipedia

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

   A clamshell bucket. A grab or mechanical grab is a mechanical device with two or more jaws (sometime clamshell-shaped), used to pick things up or to capture things. Some types include: Roundnose grab; Clamshell grab; Orange-peel grab in Dutch and German they are called poliep grijpers/ Polypengreifer = "polyp grabs".

3. Drott Manufacturing Company - Wikipedia

   en.wikipedia.org/wiki/Drott_Manufacturing_Company

   Drott developed buckets for other manufacturer's construction bulldozers, including one of the first of its type for Caterpillar in 1930. [3] The bucket held roughly 1 cubic yard of soil. [3] The company's best-known product was the Drott 4 in 1 bucket. [2] This was a tractor attachment with four functions: dozer, clamshell, bucket and scraper.

4. Bucket crusher - Wikipedia

   en.wikipedia.org/wiki/Bucket_crusher

   The jaw bucket works with the hydraulic system of the excavator. The hoses to the excavator, for intake and drain the oil are connected directly to the crusher bucket. A hydraulic valve block regulates the oil flow and the oil pressure to the correct amount of the hydraulic motor leave. The movement is transferred to one of the two crushing ...

5. Ruston-Bucyrus - Wikipedia

   en.wikipedia.org/wiki/Ruston-Bucyrus

   From 1985 onwards, all new machines carried the 'RB' name instead of 'Ruston-Bucyrus', and in 1987, a new mechanical/hydraulic powered 51–60 model developed from the 38-RB was offered for use as a crane or dragline excavator [1] In 1990, RB bought from its rival Priestman, the design and manufacturing rights to Priestman's Variable ...

6. Excavator - Wikipedia

   en.wikipedia.org/wiki/Excavator

   For example, Caterpillar's smallest mini-excavator weighs 2,060 pounds (930 kg) and has 13 hp; [8] their largest model is the largest excavator available (developed and produced by the Orenstein & Koppel, Germany, until the takeover 2011 by Caterpillar, named »RH400«), the CAT 6090, which weighs in excess of 2,160,510 pounds (979,990 kg), has ...

7. Heavy equipment - Wikipedia

   en.wikipedia.org/wiki/Heavy_equipment

   clam shell bucket; cold plane; demolition shears; equipment bucket; excavator bucket; forks; grapple; hydraulic hammer, hoe ram; hydraulics; hydraulic tilting bucket (4-in-1) landscape tiller; material handling arm; mechanical pulverizer, crusher; multi processor; pavement removal bucket; pile driver; power take-off (PTO) quick coupler; rake ...