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US 6,634,308 B1Granted
Presser foot for high seam stitching
OwnerAlan Roy Martininventor
Life of this patent
Estimating the term…
Abstract
A presser foot for a sewing machine is provided with a pair of forwardly mounted, pivotal pressure shoes having inclined front and rear surfaces for maintaining continuous contact with the sewn material while stitching across raised, high seam material areas.
Claims5
A presser foot of a sewing machine, comprising:
- a vertical body member supported for movement on a presser bar of the sewing machine reciprocating along a vertical axis and having a pair of laterally spaced forwardly extending support arms;
- a presser shoe pivotally connected to a front end of each support arm about a horizontal pivot member said presser shoe located entirely forwardly of the vertical axis of the presser bar, said presser shoe having a bottom surface including a horizontal center section, a forwardly and upwardly inclined front section and a rearwardly and upwardly inclined rear section;
- and a spring member operatively connected between each shoe and support arm effective for establishing a normal horizontal position for said center section and bidirectionally resisting pivoting of said shoe about said pivot member from said normal horizontal position.
Dependencies are inferred from the claim text.