Universal link switch

Universal link switch

  • CN 86,202,003 U
  • Filed: 04/09/1986
  • Issued: 10/01/1986
  • Est. Priority Date: 04/09/1986
  • Status: Active Grant
First Claim
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1. , a kind of hoisting crane motor starting that is used for, commutation, the gang switch of speed governing or braking, it is by bar handle (1), transmission device, loop contact switch (13), (13 '"'"') and housing are formed, there is sealing arrangement (2) in the exit of handle, of the present utility model being characterised in that:

  • on, the lower house junction is embedded with tightening seal washer (17), lower house has switch turnover linear sealing interface (16), on the sectional wheel (5) that is fixed together with bent axle (4), a spring plate (6) that has knock hole is arranged, it forms one group of class mechanism with the pearl (8) that bumps that is contained on the upper shell bearing seat (7), on fan-shaped (5 '"'"') that are fixed together with rotating shaft (12), a spring plate (6 '"'"') that has knock hole is arranged also, the pearl (8 '"'"') that bumps on it and the upper shell bearing seat (7 '"'"') is also formed one group of class mechanism, respectively be equipped with by torsion spring (9) and pin (10) in the other end of bent axle (4) and rotating shaft (12), (11) and torsion spring (9 '"'"') and pin (10 '"'"'), the automatic zero resetting device that (11 '"'"') are formed is equipped with sealing danger button (18) on the handball of bar handle (1).

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