| 摘要 |
<p>A locked nut and bolt assembly (10) for bolting a plurality of members (16, 18) one to another in tight abutment, the assembly having: a bolt (14) having a head (26) and a threaded body portion (22); a complementarily-threaded nut (12), having a nut outside diameter, received in locked engagement on the bolt; the plurality of members retained on the bolt between the head thereof (26) and the nut; a casing (30) having - a first terminal portion (36) defining an inwardly protruding retained portion (41) defining a first aperture (40) embracing the bolt body portion, the retained portion in abutment with and retained by the tightened nut; a second terminal portion (34) defining an inwardly protruding covering portion (39) defining a second aperture (37) embracing the bolt body portion , the covering portion (39) being in covering close proximity to the nut (12) so as to prevent access to the nut by nut engaging and turning means to effect loosening thereof; and a body (32) between the first and the second terminal portions (36, 34) and surrounding the nut in close proximity thereto (30) as to define therebetween a receiving recess for the nut engaging and turning means. The assembly constitutes an anti-theft nut and bolt locking device having enhanced difficulty for unwanted removal of the nut and bolt.</p> |
