| 摘要 |
<p>A fall protection arrangement, comprising:
a rotatable hub and a lifeline having a first end attached to the hub and a second end configured for removable attachment to a user;
an engagement mechanism configured to directly or indirectly prevent rotation of the hub upon activation; and
a braking arrangement configured to slow the rotation of the hub, the braking arrangement comprising:
(i) a brake hub having an annular flange and a shaft extending therefrom, the shaft including an outer contact surface; and
(ii) an engagement member adjustably engaged with the brake hub and configured to directly or indirectly clamp at least one friction washer and a brake plate between a contact surface of the engagement member and a contact surface of the annular flange of the brake hub;
wherein the contact surface of the annular flange of the brake hub is tilted towards the shaft at a specified angle.</p> |
