Land vehicles – Wheeled – Extensible
Patent
1979-08-02
1981-05-05
Mitchell, David M.
Land vehicles
Wheeled
Extensible
280 4738, 297 45, 297317, B62B 708
Patent
active
042654661
ABSTRACT:
A baby carriage comprises a pair of left and right hammock supporting rods pivotally and selectively fixedly provided to a pair of left and right pushing rods. A hammock is supported between the pair of hammock supporting rods. The hammock comprises a sheet, and a sitting portion and a back portion made of hard core members fixed along the sheet plane. A hammock shaping member is provided to extend between the pair of pushing rods in sliding contact with the lower surface of the hammock, so that the tilt angle of the back portion is changed in accordance with turning of the hammock supporting rods while the sitting portion slides on the hammock shaping member, whereby the crossing angle between the sitting portion and the back portion is changed.
REFERENCES:
patent: 2781225 (1957-02-01), Heideman
patent: 3252734 (1966-05-01), Berlin
patent: 4072318 (1978-02-01), Laune
patent: 4094531 (1978-06-01), Cabagnero
Fasse W. G.
Gould D. F.
Kassai Kabushikikaisha
Mitchell David M.
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