| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a parking brake mechanism made easy to be used by also the aged by providing an operation means requiring only small operating force in the vicinity of a grip. SOLUTION: A core material mounting part 8a of an operating lever 8 is in press-contact with an outer peripheral part of an eccentric interlocking cam 36 by rotating an operating knob 30 at a prescribed angle (about 1400 deg.), the operating lever 8 is also displaced into an operating state, a core material 21a is drawn, operating force is transmitted to wire 21 of a traveling brake mechanism 20 and brake units in left and right rear wheels 4, 4 are operated through a wire connecting device 22.</p> |
