发明名称 Door lock having disengages outer lever handle when in the locked condition and means to bias the handle toward horizontal position
摘要 A drive element in this lock pushes a radially directed outward finger out of its longitudinal slot in the outer tubular spindle to disengage the outer handle from the latch so that the handle free-wheels. Spring means in the outer handle rose returns the handle to its normal horizontal position when the handle is released. The handle is preferably in lever form.
申请公布号 US4920773(A) 申请公布日期 1990.05.01
申请号 US19880153215 申请日期 1988.02.08
申请人 YALE SECURITY INC. 发明人 SURKO, JR., WALTER E.
分类号 E05B65/06;E05B3/00;E05B13/10;E05B55/00;E05B55/06 主分类号 E05B65/06
代理机构 代理人
主权项
地址