| 摘要 |
The invention refers to improvements in or relating to a fastening element which can be sheet formed or have the form of a tap or a plug for assembling details (13) especially within the joinery line of business and said fastening element is intended to cooperate with at least one cavity (5) in at least one of the details which shall or have been assembled. The outside (4) of the fastening element (1) comprises a great number of projections (7, 8, 8', 10) situated close to each other in the longitudinal direction of the fastening element, said projections after the mounting of the fastening element in the cavities (5) exert a pressure against the mantle surface of respective cavity (5) which results in that it remains undeformed at the same time as a totally play free joint between the details is maintained. |
