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P Rhodes Lyman
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P Rhodes Lyman
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Application filed by P Rhodes LymanfiledCriticalP Rhodes Lyman
Priority to ES0156768UpriorityCriticalpatent/ES156768Y/en
Publication of ES156768UpublicationCriticalpatent/ES156768U/en
Application grantedgrantedCritical
Publication of ES156768YpublicationCriticalpatent/ES156768Y/en
Torsion spring, characterized essentially by having a polygonal tubular box inside which is mounted axially a bar also of polygonal section, whose elements one is relatively fixed and the other angularly rotating, with interposition between both parts compressible elastic by means of partial angular rotation printed to one of said elements in relation to the other. (Machine-translation by Google Translate, not legally binding)
ES0156768U1970-03-021970-03-02
Torsion spring
ExpiredES156768Y
(en)