PROBLEM TO BE SOLVED: To provide a crane hook which can properly prevent a wire and the like locked to a hook body from coming off, by simple work.SOLUTION: A hook 32 is equipped with a hook body 40 which is provided with an installation portion 44 installed on a rope at a base end portion 41, and is curved in a hook-shape from the base end portion 41 to a tip end portion 43; a coming-off preventive tool 50 which is rotatably supported by the hook body 40, and contacted/separated to/from a curved inner surface 47 of the hook body 40 on the tip end portion 43 side of the hook body 40 withe respect to a rotary center; an energizing member which energizes the coming-off preventive tool 50 in a direction abutting on the hook body 40; and a lock pin 60 which can be attached/detached to/from the coming-off preventive tool 50 between the rotary center and a rotary tip end 51A, and abuts on the curved inner surface 47 of the hook body 40 when installed to the coming-off preventive tool 50 to regulate the rotations of the coming-off preventive tool 50 against the energizing force of the energizing member.SELECTED DRAWING: Figure 2
【課題】フック本体に係止されたワイヤー等が外れるのを、簡単な作業で且つ適切に阻止可能なクレーン用フックを提供する。【解決手段】フック32は、ロープに装着される装着部44が基端部41に設けられており、基端部41から先端部43にかけて鉤型に湾曲されたフック本体40と、フック本体40に回動可能に支持されており、回動中心よりフック本体40の先端部43側で且つフック本体40の湾曲内面47に接離される外れ止め具50と、外れ止め具50をフック本体40に当接させる方向に付勢する付勢部材と、回動中心及び回動先端51Aの間において外れ止め具50に着脱可能であって、外れ止め具50に装着されたときにフック本体40の湾曲内面47に当接して、付勢部材の付勢力に抗した外れ止め具50の回動を規制するロックピン60とを備える。【選択図】図2
CRANE HOOK AND CRANE VEHICLE
クレーン用フック及びクレーン車
2017-02-02
Patent
Elektronische Ressource
Japanisch
IPC: | B66C Krane , CRANES |