Knockdown-Type Track Wheel System for a Camera Dolly

Abstract

A knockdown-type track wheel system for camera dolly comprising a pair of. spaced apart camera track railings, a plurality of cross-members spacedly supporting said pair of camera track railings, and a collapsible tripod supporting each of said cross-member, each of said cross-member being defined by a pair of opposing threaded studs on the respective ends, a height adjusting means screwably attached to corresponding threaded stud, a ball extending from said height adjusting means, and a triangular railing seat adjustably secured on said ball and fitted to the underside of said camera track railings.

1 . A knockdown-type track wheel system for camera dolly comprising a pair of spaced apart camera track railings, a plurality of cross-members spacedly supporting said pair of camera track railings, and a collapsible tripod supporting each of said cross-member, each of said cross-member being defined by a pair of opposing threaded studs on the respective ends, a height adjusting means screwably attached to corresponding threaded stud, a ball extending from said height adjusting means, and a triangular railing seat adjustably secured on said ball and fitted to the underside of said camera track railings. 
   
   
       2 . A knockdown-type track wheel system according to  claim 1  wherein said collapsible tripod being retractably provided with a telescopic extension. 
   
   
       3 . A knockdown-type track wheel system according to  claim 1  wherein each of said cross-member having a bore through where the free end of said telescopic extension being removably inserted.