Seat lifting device of infant cart
A lifting device, technology for infants and young children, applied in baby carriages/baby carriages, baby carriages/cradle car accessories, motor vehicles, etc., to achieve the effects of easy access, mature design, and reasonable force arrangement
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[0034] Comparison Figure 6 , Figure 7 and image 3 , Figure 4 : the adjustment pin (6) passes through the round long slot hole on one side of the button (3), the round hole (51) of the gear iron sheet (5), and the long round slot hole on the other side of the button (3), And the two ends of the adjusting pin (6) are respectively inserted in the blind hole (15) inside the adjusting seat (1) and in the blind hole (23) inside the adjusting seat cover (2). The gear iron sheet (5) is placed in the rectangular hole (32,33) of the button (3), and its front end passes through the rectangular hole (16) on the side of the oval hole (11) and is inserted into the front leg tube (7). In a certain gear hole (71). The upper end of the compression spring (4) is blocked on the inside of the U-shaped baffle (17).
[0035] see image 3 and figure 1 : There is a unilateral small round hole (18) on one side of the large round hole (13) on the rear side, so that the V-shaped shrapnel hea...
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