Chain saw

Chain saw

  • CN 101,670,596 A
  • Filed: 09/10/2008
  • Published: 03/17/2010
  • Est. Priority Date: 09/10/2008
  • Status: Active Application
First Claim
Patent Images

1. chain saw, comprise a housing (3), dress holds in described housing (3) and is used to drive the sprocket wheel (7) of saw chain (5) and the carrier bar (9) of a described saw chain of guiding (5), described carrier bar (9) is by stretching out in the housing (3), and can vertically move by described relatively housing (3), described chain saw (1) also comprises a chain tension adjusters, described chain tension adjusters comprises that one is arranged at a stressed member (14) and the effect described stressed member (14) on the described carrier bar (9) and drives the driving link (13) that carrier bar (9) vertically moves, and the rotating device (12) that rotates described driving link (13), described rotating device (12) has the central axis (154) of a vertical described carrier bar (9), it is characterized in that:

  • be provided with an arrangement of clutch radially between described rotating device (12) and the described driving link (13).

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