LENGTH ADJUSTING MECHANISM OF GOGGLE STRAP

摘要

The present invention relates to a length adjustment mechanism of the goggles , the head having a resilient band (2) and the and a head band portion (2) for fitting engagement portion walk (3) , a head band portion (2) , the engagement portion (3) to be engaged with a plurality of projections (5) are provided , the engaging part (3 ) , the head band portion (2) to insert the insertion hole 6 and the head band portion (2) fitted into the fitted projections (5) of the fitting groove (7 , 7 ') is formed, as in the prior art to force the fitting characterized in that it does not need to .