Collapsible folding baby cart collapse control mechanism

Details Collapsible folding baby cart collapse control mechanism Collapsible folding baby cart collapse control mechanism

1992-07-21

1993-04-27

Mitchell, David M.

Land vehicles

Wheeled

Extensible

280650, 280 474, B62B 708

Patent

active

052055779

ABSTRACT:
A collapsible folding baby cart collapse control mechanism which includes two upper frames connected between respective hand rails and the handle of a baby cart to hold a cross bar of the back rest, two pull rods movably and respectively attached to the upper frames, two positioning plates respectively connected between the pull rods and the cross bar, two stop plates respectively connected to the positioning plates; and two torsional springs respectively connected between the positioning plates and the stop plates, wherein pulling the pull rods upwards from the upper frames causes the positioning plates to be respectively rotated on the upper frames in disconnecting the stop plates from the respective locating rods on a sub-frame of the baby cart's rear wheel frame, permitting the baby cart to be collapsed.

REFERENCES:
patent: 2886337 (1959-05-01), Quisenberry
patent: 4907818 (1990-03-01), Chai
patent: 5018754 (1991-05-01), Cheng
patent: 5143398 (1992-09-01), Teng

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