Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Aisin Corp
Original Assignee
Aisin Seiki Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Aisin Seiki Co LtdfiledCriticalAisin Seiki Co Ltd
Priority to JP306277ApriorityCriticalpatent/JPS5389155A/en
Publication of JPS5389155ApublicationCriticalpatent/JPS5389155A/en
PURPOSE: To prevent the signal cords from rubbing with hoisting wire and the step among the booms from engaging therebetween by inserting the cords internally into the tension coil spring spirally.
COPYRIGHT: (C)1978,JPO&Japio
JP306277A1977-01-141977-01-14Signal cords in telescopic boom for crane
PendingJPS5389155A
(en)