Speed changing winch

Speed changing winch

  • CN 101,402,437 A
  • Filed: 08/28/2008
  • Published: 04/08/2009
  • Est. Priority Date: 01/07/2008
  • Status: Active Application
First Claim
Patent Images

1. , a kind of speed-changeable winch, it is characterized in that:

  • chassis (1) is gone up left side brackets (2) is installed, support watt seat neck bearing connects the axle (3) of cylinder (4), the other end of drum shaft is connected in the output sleeve of worm type of reduction gearing (5), the support of retarder double as cylinder, be installed on right side on the chassis, input shaft of speed reducer connects the axle of electrical motor (6), and motor mounting is connected in the mouth of frequency converter (7) in the chassis upper connecting terminal.

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