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.)
SPAN TENDONS Ltd
Original Assignee
SPAN TENDONS 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 SPAN TENDONS LtdfiledCriticalSPAN TENDONS Ltd
Priority to ES0250076ApriorityCriticalpatent/ES250076A1/en
Publication of ES250076A1publicationCriticalpatent/ES250076A1/en
A pretensioning device for use in prestressed concrete constructions, comprising a wire or tendon surrounded by a perforated layer of material that is either self-lubricating, or is coated with a limit lubricant, and a sheath surrounding said layer so that closed spaces are formed between the wire or tendon and the sheath, which can be filled with an adhesive material such as, for example, cement slurry, which in this way is brought into contact with the respective opposite surfaces of the wire or tendon and the sleeve. (Machine-translation by Google Translate, not legally binding)
ES0250076A1959-06-111959-06-11A pretensor device (Machine-translation by Google Translate, not legally binding)
ExpiredES250076A1
(en)
Improvements in the development of devices for the tension of the cables and similar in pretensed materials (Machine-translation by Google Translate, not legally binding)
Improvements introduced in the manufacture of pretension tendons for the pretension of concrete (Machine-translation by Google Translate, not legally binding)