Assembly of prefabricated structural beams for roof trusses, bleachers, or other lightweight structures made easier by use of flexural pivot at one or both ends. When pivot is attached, joint is flexible, thus simplifying alinement; joint is subsequently rigidized by threaded collar that completes attachment.
Pivot Attachment for Prefabricated Beams
NASA Tech Briefs ; 6 , 3
1982-12-01
Miscellaneous
No indication
English
PIVOT OFFSETTING IMPLEMENT ASSEMBLY ATTACHMENT SYSTEM FOR A VEHICLE
European Patent Office | 2018
|