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Application filed by Wang Chiu NanfiledCriticalWang Chiu Nan
Priority to MYPI9603223priorityCriticalpatent/MY119372A/en
Publication of MY119372ApublicationCriticalpatent/MY119372A/en
Maintenance And Inspection Apparatuses For Elevators
(AREA)
Abstract
AN ELEVATOR EMERGENCY ESCAPE IS PROVIDED WITH A BRAKE (20) FASTENED WITH THE MOTOR SHAFT (11) LOCATED IN THE MECHANICAL CONTROL ROOM (1). AN ACTION WHEEL (30) IS MOUNTED ON THE MOTOR SHAFT (11) SUCH THAT THE ACTION WHEEL IS ENGAGED WITH A TRANSMISSION WHEEL (40) WHICH IS PROVIDED WITH AN ACTION CABLE (50) WOUND THEREON. AN ACTION ROD (60) CAPABLE OF REGULATING THE CLUTCHING ACTION OF THE BRAKE (20) IS PROVIDED WITH A FORCE APPLYING DEVICE (70) WHICH IS COMPOSED OF A FORCE OUTPUT MEMBER (71) CAPABLE OF REGULATING THE BRAKING ACTION OF THE BRAKE THROUGH THE ACTION ROD (60). THE RELEASE OF THE BRAKING ACTION ENABLES THE ELEVATOR CAB (2) TO BE OPERATED MANUALLY BY PULLING THE ACTION CABLE (50) FOR EMERGENCY ESCAPE.
Transportable crane with hydraulically actuated grab - has spring loaded overload safety device which disconnects hydraulic fluid supply to release load when actuated