Abstract: The invention discloses a folding knife, comprising: a blade, whose upper part is configured with a lockup switch mounting hole; a handle, whose lower part is configured with a stopping slot; a lockup switch provided in the lockup switch mounting hole and having a lockup part located on the first side of the blade, the lockup part has a lockup position at which it is clapped in the stopping slot when the blade and the handle are buckled up and an unlock position at which it is released from the stopping slot when the blade is separated from the handle. The folding knife of the invention enables safe locking after the blade is folded in the handle by making use of the lockup switch having a lockup part, the structure of the folding knife is simple and easy to implement, and safety performance of the folding knife is improved.

Abstract: The disclosure provides a dimmable torch, in order to overcome the insufficiency of the dimming control function of the torch in the prior art. The torch comprises a lamp holder (1), a tube body (3) and a tail cap (5), wherein a battery (10) is arranged in the tube body (3); a control circuit (9) is arranged in the tail cap (5) of the torch; the second end (V?) of the control circuit is connected with the cathode of the battery (10); a microcomputer control system (8) on the control circuit (9) can control the on/off of a loop of the cathode of the second end of the driving circuit (11) and the cathode of the battery (10) to implement dimming. Due to the disclosure, the grouped multi-gear dimming mode of the torch can be controlled conveniently.

Abstract: A fold knife comprising a handle and a blade hinged to the handle. The fold knife further comprises a switch mechanism for manual and semi-automatic operation which is positioned in the inner chamber of the handle. The switch mechanism for manual and semi-automatic operation has a first position in which it is allowed to manually open the blade from the handle and a second position in which it is allowed to automatically open the blade from the handle. The fold knife is capable of easily switching between the manual operation condition and the semi-automatic operation condition by means of the switch mechanism for manual and semi-automatic operation.

Abstract: The present invention provides a fold knife comprising a handle and a blade hinged to the handle. The fold knife further comprises a switch mechanism for manual and semi-automatic operation which is positioned in the inner chamber of the handle. The switch mechanism for manual and semi-automatic operation has a first position in which it is allowed to manually open the blade from the handle and a second position in which it is allowed to automatically open the blade from the handle. The fold knife according to the present invention is capable of easily switching between the manual operation condition and the semi-automatic operation condition by means of the switch mechanism for manual and semi-automatic operation, so as to satisfy various requirements of a user where, on one hand, it can guarantee the safety in use for the users such as a kid and on the other hand it can obtain the facilitation in the opening procedure.