Rescuing device |
|||||||
| 申请号 | US40779873 | 申请日 | 1973-10-19 | 公开(公告)号 | USRE28273E | 公开(公告)日 | 1974-12-17 |
| 申请人 | 发明人 | ||||||
| 摘要 | 1. (RESCUING) RESCUING DEVICE FOR RESCUING PERSONS FROM ROPEWAYS, CHAIRLIFTS AND SIMILAR MEANS FOR TRANSPORTING PERSONS ALONG CABLES, ROPES OR THE LIKE OVER A CERTAIN HEIGHT DEFFERENCE ABOVE THE GROUND, COMPRISING A. A SUPPORTING MEMBER, B. ROLLING MEANS PROVIDED ON SAID SUPPORTING MEMBER FOR MOVEMENT ALONG THE ROPE OR CABLE, C. FRICTIONAL BRAKING MEANS, PROVIDED ON SAID SUPPORTING MEMBER AND MOVABLE THEREON, WHICH IN A FIRST POSITION CONTACT THE ROPE OR CABLE TO EXERT A FRICTIONAL BRAKING FORCE ON THE SAME AND IN A SECOND POSITION PROVIDE A PREDETERMINED SPACE BETWEEN THE BRAKING MEANS AND THE ROLLING MEANS, D. SPRING MEANS ACTING ON SAID FRICTIONAL BRAKING MEANS, E. AN ADJUSTABLE MEMBER TO COMPRESS SAID SPRING MEANS TO INCREASE THE PRESSURE ACTING ON SAID FRICTIONAL BRAKING MEANS, F. CYLINDER MEANS SUPPORTED ON SAID SUPPORTING MEMBER BY A FREE-WHEELING BEARING MEANS, WHICH ALLOW A ROTATION OF THE CYLINDER MEANS IN ONE DIRECTION OF ROTATION AND BLOCK THEIR ROTATION IN THE OTHER DIRECTION OF ROTATION, G. ROPE MEANS, WOUND AROUND THE CYLINDER MEANS AT LEAST ONE AND A HALF TIMES, H. BELT MEANS RELEASEABLY CONNECTED TO THE FIRST END OF SAID ROPE MEANS, WHEREBY THIS FIRST END ACTS ON SAID CYLINDER MEANS IN THE DIRECTION, IN WHICH A ROTATION OF THE CYLINDER MEANS IS BLOCKED, I. TRANSPORTING MEANS CONNECTED TO SAID SUPPORTING MEMBER, SUCH THAT A FIRST PERSON SITTING ON THE TRANSPORTING MEANS AND OPERATING THE ADJUSTABLE MEMBER CAN SLIDE DOWN AN INCLINED ROPE OR CABLE INTO THE VINCINITY OF A SECOND PERSON TO BE RESCUED AND FASTEN SAID BELT MEANS AROUND SAID SECOND PERSON, AND WHEREIN THE SECOND PERSON CAN CONTROLLEDLY BE MOVED DOWN BY GRAUDALLY RELEASING THE SECOND END OF SAID ROPE MEANS. | ||||||
| 权利要求 | |||||||
| 说明书全文 | |||||||
QQ群二维码
意见反馈
意见反馈