发明名称 Wall tie and method of using and making same
摘要 A wall tie being a steel rod having a first end and a second end, the first end having a tapered helical screw with a crimped stop located a predetermined length from the end thereof, the crimped stop adapted to retain a stopping means, e.g., a washer. The washer serves as a depth gauge such that when the wall tie is screwed into a stud and the washer reaches the stud it acts as a stop preventing the wall tie from further penetrating the stud.
申请公布号 US8209934(B2) 申请公布日期 2012.07.03
申请号 US20090378854 申请日期 2009.02.20
申请人 PETTINGALE ALAN 发明人 PETTINGALE ALAN
分类号 E04B1/38;B23P17/04;E04B1/00 主分类号 E04B1/38
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