Patent ID: 11873882
Assignee: HANGZHOU WISTAR MECHANICAL & ELECTRIC TECHNOLOGY CO., LTD
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F  H | IPC F  H

Claim 2:
3. The transmission structure of a coreless tubular motor according to claim 2, wherein the brake mandrel comprises a mandrel ring coaxially connected to the brake drum; the mandrel ring and the brake drum are of an integral structure, and the inner circumferential side of the mandrel ring is communicated with the inner circumferential side of the brake drum to form a mandrel passage; the circumferential positioning structure comprises a number of positioning slots formed on the inner circumferential side of one end of the brake outer sleeve; the positioning slots are arranged in the circumferential direction at uniform intervals and extend in the axial direction of the brake outer sleeve; a number of positioning lugs in one-to-one correspondence to the positioning slots are provided on the outer circumferential side of the mandrel ring; and, the positioning lugs are clamped into the positioning slots, respectively.