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公开(公告)号:US20180216654A1
公开(公告)日:2018-08-02
申请号:US15745786
申请日:2016-07-12
IPC分类号: F16B39/26
CPC分类号: F16B39/26 , F16B19/02 , F16B39/24 , F16B41/002 , F16B43/00
摘要: A threaded fastener (10) useful for fastening soft materials over an extended period of time includes a washer (16) having outwardly extending arms (46) received in axially extending channels (52) in an object (60) to be fastened, and a bolt (12) extending through the washer, the bolt having a head including a projection (26) engaging a locking feature (38,40) on the washer to resist relative rotation between the washer and the bolt in a fastened assembly.