Rear wheel synchronous brake system for pushcart

Details Rear wheel synchronous brake system for pushcart Rear wheel synchronous brake system for pushcart

2007-05-29

2007-05-29

Ellis, Christopher P. (Department: 3618)

Land vehicles

Wheeled

Extensible

C280S047340, C280S047380, C188S019000, C188S020000, C188S021000, C188S024140, C188S024150, C188S064000, C188S024220, C188S07700R, C188S07700R

Reexamination Certificate

active

11135393

ABSTRACT:
A rear wheel synchronous brake system used in a pushcart such as a baby jogging stroller is disclosed to include two rear brakes respectively coupled to the two rear wheels of the baby jogging stroller, a hand control unit mounted on the handle of the baby jogging stroller at the top, and two brake lines coupled between the brake lever of the hand control unit and the two rear brakes for driving the rear brakes to brake the two rear wheels of the baby jogging stroller synchronously when the user pulling the brake lever.

REFERENCES:
patent: 4091896 (1978-05-01), Wieland et al.
patent: 4179013 (1979-12-01), Kine
patent: 4310972 (1982-01-01), Isberg et al.
patent: 4644816 (1987-02-01), Cockburn
patent: 5277436 (1994-01-01), Frank et al.
patent: 5390943 (1995-02-01), Hedrick
patent: 5845539 (1998-12-01), Huang
patent: 6209687 (2001-04-01), Hundley
patent: 6918451 (2005-07-01), Nagashima et al.

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