Mechanism for folding a bicycle

Details Mechanism for folding a bicycle Mechanism for folding a bicycle

1996-12-02

1999-05-25

Kim, Harry C.

Joints and connections

Manually releaseable latch type

Spring biased manipulator

403338, 745513, 280278, F16B 218

Patent

active

059064528

ABSTRACT:
A mechanism for folding a bicycle according to the invention comprises an upper grip, a lower grip, an upper tube base, a lower tube base and an adjustable set pin. By the connecting pin, the upper grip is able to turn around on the lower grip, and a handle, a pulling eye and a hook are provided with the upper grip. When folding, let the contact rim of the adjustable set pin in contact with the depressed surface, then pull the upper grip upwards with a finger inserting into the pulling eye and against the resistive force of the spring, bring the hook to engage it with the hanger provide on the upper tube base latching closely together the upper and lower tube bases. In case of unfolding, insert a finger into the pulling eye and pull it upwards and outwards simultaneously and forcefully. The mechanism according to the invention assures easy and prompt for folding or unfolding the frame of a bicycle with simple and secure construction.

REFERENCES:
patent: 4491337 (1985-01-01), Zuck
patent: 5301972 (1994-04-01), Lee
patent: 5337609 (1994-08-01), Hsu
patent: 5440948 (1995-08-01), Cheng
patent: 5492350 (1996-02-01), Pan

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