FASTENER Russian patent published in 2003 - IPC

FIELD: reconditioning, repair and restoration of buildings; repair of cracks in buildings. SUBSTANCE: proposed fastener has hollow rod with closed end and closed anchorage part having holes in lateral surface and distance member located inside hollow rod. It includes hardening material. Closed end is made in form of extractable plug secured to thread or rod passed through axial hole found in distance member. Hardening material is located between extractable plug and distance member; anchorage is performed by means of said hardening material forced through holes found in lateral surface of anchorage part of hollow rod by means of distance member and extractable plug held by thread or rod. EFFECT: universality of construction; enhanced operational reliability; reduced usage of materials and labor consumption. 1 dwg