Patent ID: 6523487
Filing Date: 2003-02-25
Classification: D05B,D05C,D10B

Abstract:
A headgear frame apparatus adapted to be removably attached to a drive frame adapted to be driven transversely and longitudinally of a sewing machine and extending transversely, comprising:a mounting base frame attached removably to said front side of the drive frame and adapted to be driven transversely and longitudinally together with said drive frame; a support frame connected to said mounting base frame such that said support frame is driven with said mounting base frame longitudinally but not transversely; a rotary frame supported rotatably on said support frame; a headgear frame fitted removably on said rotary frame for clamping a headgear; and a rotation converting member interposed between said mounting base frame and said rotary frame for converting the transverse motions of said mounting base frame into rotations of said rotary frame, wherein said mounting base frame includes a guide face confronting a drive frame front face of said drive frame from the front and extending transversely, and wherein one or more front bearing roller for abutting against said guide face and one or more rear bearing roller for abutting against said drive frame front face are rotatably borne on said support frame respectively.