Safety Standard of Machinery, Equipment and Tools Article 79
The lift-truck shall have a head- guard meeting the following provisions except it has remarked only to be used in cargo loading and no hazard risk to the driver when the load dropped.1. The head-guard is strong enough to withstand the twice values of the lift-truck maximum load in static load distribution. The maximum load is taken by 4 tons if it is over 4 tons.2. The width or length of the upper openings is not over 16 centimeters.3. If a lift-truck operation is by means of a driver- siting, the distance between the top of the seat and the bottom of the head guard should be over 95 centimeters.4. If the lift-truck operation is by means of a driver standing, the distance between the floor of the seat and the bottom of the upper frame of the head guard should be over 1.8 meters.
中文原文 機械設備器具安全標準第79條
堆高機應設置符合下列規定之頂蓬。
但堆高機已註明限使用於裝載貨物掉落時無危害駕駛者之虞者，不在此限：
一、頂蓬強度足以承受堆高機最大荷重之二倍之值等分布靜荷重。
其值逾四公噸者為四公噸。
二、上框各開口之寬度或長度不得超過十六公分。
三、駕駛者以座式操作之堆高機，自駕駛座上面至頂蓬下端之距離，在九十五公分以上。
四、駕駛者以立式操作之堆高機，自駕駛座底板至頂蓬上框下端之距離，在一點八公尺以上。
但堆高機已註明限使用於裝載貨物掉落時無危害駕駛者之虞者，不在此限：
一、頂蓬強度足以承受堆高機最大荷重之二倍之值等分布靜荷重。
其值逾四公噸者為四公噸。
二、上框各開口之寬度或長度不得超過十六公分。
三、駕駛者以座式操作之堆高機，自駕駛座上面至頂蓬下端之距離，在九十五公分以上。
四、駕駛者以立式操作之堆高機，自駕駛座底板至頂蓬上框下端之距離，在一點八公尺以上。