Four-arm bolter digger

Abstract

1. The name of the product of this design: Four-arm bolter digger. 2. Purpose of the product with this appearance design: used for four-arm anchor digger and coal mine excavation machinery, mainly used for coal mine tunnel excavation and anchor support. 3. The design key point of this appearance design product lies in the combination of shape and color. 4. The picture or photo that best illustrates the design points: Stereoscopic diagram 1. 5. The design for which protection is sought includes color. 6. The bottom surface of this design product is a part that is not easily visible or cannot be seen when in use, so the top view is omitted.

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