发明名称 Safety belt
摘要 A safety belt is disclosed comprising a first belt to be worn about the waist and a second belt slidably connected thereto. The second belt has ladder rung engaging members such as hooks on either end and may be adjustable. When the first belt is secured around the waist of a person and the ends of the second belt are secured to the rungs of a ladder, the person on the ladder may alternately reach to the left or right and slidably move the first belt towards either of the ends of the second belt without adjusting the length of the second belt and nonetheless remain securely held to the ladder.
申请公布号 US4169518(A) 申请公布日期 1979.10.02
申请号 US19770842478 申请日期 1977.10.17
申请人 SCHMOOCK, RAYMOND 发明人 SCHMOOCK, RAYMOND
分类号 A62B35/04;E06C7/18;(IPC1-7):A62B35/00;A62B1/16;E06C5/36 主分类号 A62B35/04
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