Drill rotation driving device (pentagonal equidistant curve profile)

Abstract

1. The name of the design product: the rotary drive device (five equidistant curve type surface). 2. The use of the design product: used for hydraulic rock drill gear box to transfer torque and power. 3. The design points of the design product: in its shape, especially in the matching contour surface of design 1 and design 2 in the exploded state diagram is five equidistant curve type surface. 4. The picture or photo that best shows the design points: design 1 perspective view 1. 5. Design 1 is designated as the basic design.

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