Patent ID: 11938992
Assignee: WONDERLAND SWITZERLAND AG
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 6:
7. A handle height adjusting mechanism comprising:
an upper fixing base;
a lower fixing base pivoted to the upper fixing base; and
an engaging component movably disposed between the upper fixing base and the lower fixing base and for engaging with the upper fixing base and the lower fixing base, the engaging component comprising a protrusion,
wherein the upper fixing base comprises a first engaging portion, and a width of the first engaging portion is greater than a width of the protrusion,
wherein the upper fixing base comprises a second engaging portion for engaging with the protrusion,
wherein a first driving inclined surface is formed on a side of the second engaging portion, and when the second engaging portion engages with the protrusion, the first driving inclined surface is configured to drive the protrusion to separate from the second engaging portion so as to allow the upper fixing base to rotate in a first rotating direction.