But adopt butterfly formula to turn to switching mechanism's one -hand operation pneumatic wrench

• Main Author: CHEN JIXIONG
• Format: Patent
• Language: English
• Published: 23.12.2015
• Subjects: COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDEDFOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOTPARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOTOTHERWISE PROVIDED FOR; HAND TOOLS; MANIPULATORS; PERFORMING OPERATIONS; PORTABLE POWER-DRIVEN TOOLS; TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FORFASTENING, CONNECTING, DISENGAGING OR HOLDING; TRANSPORTING

The utility model relates to a but adopt butterfly formula to turn to switching mechanism's one -hand operation pneumatic wrench includes casing, strike group, motor group, back lid, butterfly formula action bars, speed governing knob, governing valve, just reverses that valve, trigger are organized, the subassembly etc. Of holding one's breath, press the packing ring of holding one's breath in the handle inlet port of casing, the subassembly of holding one's breath passes through the coupling locks in the handle inlet port, and natural state is the normal close, strike group, motor group establishes ties in proper order and places the big hole of casing in, and the back lid seals motor group, strike group in the casing through screw, spring washer, and it is sealed to be equipped with back lid paper gasket in the middle of casing and the back lid, arrange the staggering of the innovative design of this device through butterfly formula action bars, each mechanism of spanner with the optimal configuration of air flue, but realized all functions of the different equal one -hand operation spanners of operating personnel with the hand custom to reduce the manufacturing cost of casing blank, improved loss and the energy saving of the inside compressed air transmission of spanner.