標準號：BS AU 114b-1979
中文標準名稱：大篷車和輕型拖車用牽引托架和聯軸節鋼球的強度要求規范
英文標準名稱：Specification for strength requirements of towing brackets and coupling balls for caravans and light trailers
標準類型：T72
發布日期：1979/2/28 12:00:00
實施日期：1979/2/28 12:00:00
中國標準分類號：T72
國際標準分類號：43.040.70
適用范圍：This British Standard lays down the strength requirements to be met by mechanical coupling devices between light trailers or caravans, and towing vehicles. Mechanical coupling devices may be of the following types : (a) one-piece ball coupling; (b) ball coupling comprising a number of parts which can be dismantled. NOTE. The term 'ball coupling' is used to designate a coupling device of which a coupling ball forms a part.