IP Library Granted Patent US 12,643,440
Granted Patent B2
US 12,643,440 · App. 18/690,618 · Granted Jun 2, 2026

Lateral rotary positioning mechanism and child carrier

Inventor: Daliang Zhang (Steinhausen, CH)
Assignee: Wonderland Switzerland AG
B60N2/2869B60N2/2821B60N2/919B60N2002/952
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Quick Facts
Patent No.
US 12,643,440
App. No.
18/690,618
Granted
Jun 2, 2026
Kind
B2
Abstract

The present disclosure discloses a lateral rotary positioning mechanism arranged between a base and a body, the base is rotatably arranged on the body and includes an engaging pin and an engaging recess, the engaging pin is telescopically arranged on the body, the engaging recess is arranged on a bottom surface of the base and at least one side of the base in a lateral direction, and when the base is rotated to a lateral direction with respect to the body, the engaging pin is inserted into the engaging recess to limit rotation of the base. The lateral rotary positioning mechanism capable of being rotatable to a lateral direction to position the carrier of the present disclosure has advantages of a simple structure and capability of improving the use convenience and safety of the child carrier. In addition, the present disclosure also discloses a child carrier.

Claims (23)

1 . A lateral rotary positioning mechanism arranged between a base and a body on which the base is rotatably arranged, the lateral rotary positioning mechanism comprising:

an engaging pin telescopically arranged on the body, and

an engaging recess arranged on a bottom surface of the base and located on at least one side of the base in a lateral direction, wherein when the base is rotated to a lateral direction with respect to the body, the engaging pin is inserted into the engaging recess.

2 . The lateral rotary positioning mechanism according to claim 1 , further comprising an elastic restoring element arranged between the body and the engaging pin.

3 . The lateral rotary positioning mechanism according to claim 1 , wherein the bottom surface of the base is provided with an annular guide groove concentric with the base, and the engaging recess is arranged within the annular guide groove.

4 . The lateral rotary positioning mechanism according to claim 1 , wherein the lateral rotary positioning mechanism further comprises a positioning block arranged on the bottom surface of the base, and provided with the engaging recess.

5 . The lateral rotary positioning mechanism according to claim 4 , wherein a mounting part is arranged on each of both ends of the positioning block, and is connected to the bottom surface of the base.

6 . The lateral rotary positioning mechanism according to claim 5 , wherein the bottom surface of the base is provided with mounting grooves, and the mounting parts are embedded in the mounting grooves.

7 . The lateral rotary positioning mechanism according to claim 6 , wherein the mounting part and the base are connected in a manner of a screw connection, bolt connection, snap connection, bonding or welding.

8 . The lateral rotary positioning mechanism according to claim 4 , wherein the positioning block is a wear-resistant positioning block made of wear-resistant materials.

9 . The lateral rotary positioning mechanism according to claim 1 , wherein a guiding slope is arranged on each of both sides of the engaging recess.

10 . A child carrier comprising:

a carrier body, a base, a body, and a lateral rotary positioning mechanism, the carrier body is arranged on the base, and the base is rotatably arranged on the body about a central axis of the base;

the lateral rotary positioning mechanism comprises:

an engaging pin telescopically arranged on the body, and

an engaging recess arranged on a bottom surface of the base and located on at least one side of the base in a lateral direction, wherein when the base is rotated to a lateral direction with respect to the body, the engaging pin is inserted into the engaging recess.

11 . The child carrier according to claim 10 , wherein the bottom surface of the base is provided with a locking hole, and the locking hole is located at front or rear side of the base, and when the base is rotated to a rear direction or a front direction with respect to the body, the engaging pin is inserted into the locking hole.

12 . The child carrier according to claim 11 , wherein the base is provided with an unlocking mechanism for driving the engaging pin out of the locking hole.

13 . The child carrier according to claim 12 , wherein the unlocking mechanism comprises a slider slidably arranged on the base.

14 . The child carrier according to claim 13 , wherein the unlocking mechanism further comprises a driving element, a middle part of the driving element is pivotally connected to the base, and one end of the driving element is connected with the slider.

15 . The child carrier according to claim 13 , wherein the unlocking mechanism further comprises an elastic element arranged between the base and the slider.

16 . The child carrier according to claim 14 , wherein the unlocking mechanism further comprises an operating element which is arranged on a side of the base and connected with the other end of the driving element.

17 . The child carrier according to claim 16 , wherein the unlocking mechanism further comprises a restoring element arranged between the base and the operating element.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 11, 2024
From: ZHANG, DALIANG
To: WONDERLAND SWITZERLAND AG
Reel/Frame 066711/0662 →
Priority Claims (1)
CN 202111065556.5 · Sep 10, 2021 · national
Continuity (1)
Related Publication 20240375562A1 · Nov 14, 2024
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