Stroller with folding mechanism for folding stroller entirely wh

Details Stroller with folding mechanism for folding stroller entirely wh Stroller with folding mechanism for folding stroller entirely wh

1995-06-06

1997-04-22

Johnson, Brian L.

Land vehicles

Wheeled

Extensible

280650, 280 474, 297 162, B62B 706

Patent

active

056223773

ABSTRACT:
A stroller includes a pair of side frames, each including a main side tube comprised of an upper and lower tube portions, a locking pivot assembly for releasably locking the lower end of the upper tube portion to the upper end of the lower tube portion such that the upper and lower tube portions are substantially in alignment with each other in an open configuration of the stroller and such that the lower end of the upper tube portion and the upper end of the lower tube portion are disengaged from each other in a configuration other than the open configuration, the releasable locking pivot assembly including a lower locking member fixed to an upper end of the lower tubular portion, and an upper locking member slidably mounted on a lower end of the upper tubular portion, a rear side tube pivotally connected to the lower tube portion, and a double pivot bar pivotally connected at one end thereof to the lower end of the upper tube portion and at an opposite end thereof to the upper end of the lower tube portion to provide a double pivoting connection therebetween, the double pivot bar is pivotally connected at the one end thereof to the lower end of the upper tube portion at a position above the upper locking member, and is pivotally connected at the opposite end thereof to the lower locking member; and cross bars for connecting together the pair of side frames.

REFERENCES:
patent: 5106116 (1992-04-01), Chen
patent: 5181735 (1993-01-01), Onishi
patent: 5205579 (1993-04-01), Kato et al.
patent: 5417450 (1995-05-01), Wang
patent: 5478102 (1995-12-01), Huang

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