Land vehicles – Wheeled – Extensible
Patent
1998-11-19
2000-06-13
English, Peter C.
Land vehicles
Wheeled
Extensible
280650, 280 4738, 403102, 745513, B62B 706
Patent
active
060739576
ABSTRACT:
A connecting device for a stroller frame includes a pivot seat for connecting pivotally a connecting section of a handle portion to a leg portion of the stroller frame, a locking seat for locking releasably the connecting section to the leg portion, an operating member operable to move the locking seat for unlocking the connecting section from the leg portion, a linking rod interconnecting the operating member and the locking seat, and a biasing unit for biasing the locking seat to a locking position. The biasing unit is received in the connecting section, and includes an elongated spring mounting seat which has a bottom end secured to the connecting section, and a surrounding wall formed with a spring chamber and an elongated second slot communicated with the spring chamber and registered with a first slot in the connecting section. The biasing unit further includes a coiled compression spring retained in the spring chamber. The linking rod extends through the compression spring, and is pulled downwardly by virtue of the compression spring to normally bias the locking seat to the locking position for locking the connecting section to the leg portion.
REFERENCES:
patent: 5645293 (1997-07-01), Cheng
patent: 5769447 (1998-06-01), Huang
patent: 5823564 (1998-10-01), Kettler
patent: 5876057 (1999-03-01), Huang
patent: 5882030 (1999-03-01), Haut
patent: 5934153 (1999-08-01), Yang
patent: 5938229 (1999-08-01), Chen et al.
English Peter C.
Ilan Ruth
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