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.)
Werner Co
Original Assignee
Werner Co
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 Werner CofiledCriticalWerner Co
Priority to ES1968136230UpriorityCriticalpatent/ES136230Y/en
Publication of ES136230UpublicationCriticalpatent/ES136230U/en
Application grantedgrantedCritical
Publication of ES136230YpublicationCriticalpatent/ES136230Y/en
A scale construction comprising side rails provided with aligned openings, opposite ends of rungs disposed therein, each of said ends having a tubular bushing arranged in surface application therewith, each of said bushes having a preformed peripheral ring of radial extension relatively larger than that of said openings, with an inner face adapted to be flush with rail portions on one side of the rail surrounding the opening, a bushing portion disposed below and reinforcing the rail edges surrounding the openings, and a second ring that is applied in compression to rail parts on an opposite side of the rail. (Machine-translation by Google Translate, not legally binding)
ES1968136230U1968-02-151968-02-15
A LADDER ARRANGEMENT.
ExpiredES136230Y
(en)