Patent ID: 11927058
Assignee: SYNCPROTO CO., LTD.
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 9:
10. The blind lifting control module as claimed in claim 5, wherein said base seat has a mounting plate which extends in the upright direction transverse to said shaft portion of said mounting shaft, said mounting plate has a plurality of annular grooves which surround said shaft portion and are angularly spaced from each other, said thrust portion of said thrust member having an annular portion which is rotatable about and sleeved on said shaft portion, and a plurality of sliding protrusions which project from said annular portion and which are respectively and slidably engaged in said annular grooves so as to move said annular portion away from said mounting plate with rotation of said annular portion relative to said shaft portion to thrust said driving reel.