Figure 9-5.—Attachment connection.loader to be an ideal piece of equipment for constructionprojects, saving the need for numerous pieces ofequipment that can be used elsewhere.Quick-disconnect hydraulic hose fittings andhydraulic controlled locking pins permit theseattachments to be changed easily, as shown in figure 9-5.BucketsTwo types of front-end loader buckets arecommonly used: a general-purpose bucket (fig. 9-6) anda multi-segment (4-in-1) bucket, also known as amultipurpose (4-in-1) bucket (fig. 9-7). Both types maybe equipped on crawler or rubber-tired wheeled loaders.9-4The “general-purpose bucket” is a single-piecebucket constructed of heavy-duty, all-welded steel withbolted or welded replaceable cutting edges. Alsoattached are bolt-on replaceable teeth (fig. 9-8) thatallows the bucket to be used for excavation ofmedium-to-hard materials.The “multipurpose (4-in-1) bucket” is alsoconstructed of heavy-duty, all-welded steel with boltedor welded replaceable cutting edges. This bucketalso has bolt-on replaceable teeth attached thatprovide for excavation of medium-to-hard materials.However, the multipurpose (4-in-1) bucket has a two-piece construction that makes it more versatile than the
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