FIELD: instrument engineering.
SUBSTANCE: invention relates to metal fasteners used in composite structures. Fastening system comprises a fastener having a head with a contact surface, and a rod having a threaded end. A nut having a contact surface is placed on the threaded end of the fastener. At least one of the contact surface of the head and the contact surface of the nut comprises a section with a reduced area, made with possibility of contact with the first mating surface on the element adjacent to the head, or the second mating surface on the element adjoining the nut.
EFFECT: invention is aimed at provision of protection against electromagnetic energy.
13 cl, 19 dwg
Authors
Dates
2019-08-08—Published
2014-05-19—Filed