公开(公告)号：US5475575A

公开(公告)日：1995-12-12

申请号：US180017

申请日：1994-01-11

申请人： Chen Chin-Hsiang

发明人： Chen Chin-Hsiang

IPC分类号： F21L4/00 ,  F21L7/00

CPC分类号： F21L15/02 ,  F21L7/00

摘要： A focusable flashlight comprising a cylindrical tube for containing a battery, a head combined with the front end of the tube by means of a spring stop, a lamp holder and a spring pusher, the head functioning as a switch by being movably screwed to change the distance between the lamp holder and the front end surface of the tube in turning on or off electric power from the battery and at the same time light focusable by means of a transparent lens and a light reflector fixed at the front of the head.

摘要翻译： 一种可聚焦的手电筒，包括用于容纳电池的圆柱形管，通过弹簧止动件与管的前端组合的头，灯座和弹簧推动器，头部通过可移动地拧紧而用作开关，以改变 打开或关闭来自电池的电力，并且同时通过固定在头部前部的透明透镜和光反射器可聚焦的灯座与管前端表面之间的距离。